OBD II 2nd Generation On-Board Diagnostic Codes (Audi A4 B6)

Table of contents: Power unit ↓ ABS ↓ Automatic transmission control ↓ Instrument panel ↓ Security systems ↓ Seat control ↓ Headlight control ↓ Radio ↓ Anti-theft alarm ↓

Power unit

¹⁾ — The diagnostic code may be displayed during self-diagnosis with the engine off due to the lack of a signal from the CKP sensor. If the engine starts, the diagnostic code can be ignored.

²⁾ - Located at the rear of the exhaust camshaft.

³⁾ — The throttle control unit includes the following components: Throttle position sensor (TPS), closed throttle position (CTP) switch (with appropriate equipment), idle Speed Control (ISC) Position Actuator/Position Sensor or Throttle Motor/Position Sensor.

⁴⁾ — Can also supply high voltage to cylinder 4.

⁵⁾ - Can also supply high voltage to cylinder 3.

⁶⁾ - Includes heated lambda probe (HO₂ S) 2.

VAG	Flashing	Cause
	2111	CKP sensor malfunction (air gap, metal particles, sensor/rotor not tightened properly)
	2122	No engine speed (RPM) signal
	2243	Short to + in fuel consumption signal circuit, instrument panel
	2411	EGR temperature sensor malfunction
	2412	Intake air temperature sensor malfunction
	3434	Lambda probe heater relay malfunction
	4312	Malfunction of the EGR system solenoid valve
	4332	Malfunction of the output stage of the electromagnetic valve of the EGR system
	4422	Injector, cylinder 6 (wiring, injector)
	4433	Fuel pump relay malfunction
	4444	No faults registered
00000		No faults
00263		Incorrect TCM signal. TCM DTCs stored
00268		ISC actuator malfunction
00281	1231	Vehicle Speed Sensor (VSS)
00282	1232	ISC actuator/throttle motor malfunction
00305		Fuel consumption indicator signal
00513 ¹⁾		CKP sensor malfunction (air gap, metal particles got in)
00514	2112	CKP sensor malfunction
000515	2113	CMP sensor failure (air gap, sensor/rotor not tightened properly
00516	2121	Closed Throttle Position (CTP) D/V. Accelerator cable, CTP D/V, Throttle valve not adjusted
00517	2123	Wide Open Throttle (WOT)
00518	2212	Throttle Position Sensor (TP)
00519	2222	Manifold Absolute Pressure (MAP) Sensor (turbocharger intake tract control valve malfunction, oil contamination)
00520	2232	Air flow (VAF)/mass air flow (MAF) meter
00521	2242	CO adjustment potentiometer
00522	2312	Engine Coolant Temperature (ECT) Sensor
00523	2322	Intake Air Temperature (IAT) Sensor
00524	2142	Knock Sensor 1 (KS)
00525	2342	Incorrect signal from heated lambda probe 1
00526		Malfunction of D/W brake lights
00527		IAT sensor failure
00528	2223	Atmospheric pressure sensor (BARO)
00530		Idle Speed Control (ISC) Actuator Position Sensor
00531	2233	Air flow (VAF)/mass air flow (MAF) meter
00532	2234	Engine Control Module (ECM) Supply Voltage (battery, generator, ECM relay, wiring)
00533	2231	Idle Speed Control Leaks, IAC Valve/ISC Actuator Malfunction
00534		EOT sensor failure
00535	2114	Distributor
00535	2141	Knock Control 1 ECM
00536	2143	Knock Control 2 ECM
00537	2341	Knock Control - Heated Lambda Sensor 1. CO Regulation, Heater Fault, Fuel Pump/Injector, EVAP Canister Purge Valve, MAP/MAF Sensors; misfires, low fuel
00539		Fuel temperature sensor malfunction
00540	2144	Knock Sensor 2 (KS)
00542		Injector needle stroke sensor fault. Air in fuel system, low fuel level
00543	2214	Exceeding maximum permissible engine speed. Malfunction of CKP/CMP or AT sensors
00544	2224	Exceeding the permissible turbocharger pressure. Hoses are mixed up/not connected, turbocharger inlet tract actuator/regulating valve or atmospheric pressure sensor is faulty
00545	2142	AT signal
00545	2314	Electrical connection engine/gearbox
00546		DLC connector failure
00549		Fuel consumption signal fault. Short to +
00550		Fuel injection start control malfunction
00552	2323	Volume Air Flow (VAF) Sensor Malfunction
00553	2324	Mass Air Flow (MAF) Sensor Malfunction
00554		Knock control - heated lambda probe 2. CO regulation, heater faulty, fuel pump/injector, EVAP canister purge valve, MAP/MAF sensors; misfires, low fuel
00555		Incorrect signal from heated lambda probe 2
00557		Short circuit to the power steering pressure switch housing
00558	2343	Mixture quality control - lean mixture
00559	2344	Mixture quality control – over-enriched mixture
00560		Differences in EGR system control
00561	2413	Fuel quality control 1. Codes 00525/00533, low fuel, leaks, misfires, injector malfunction, EVAP canister purge valve, MAF sensor are stored
00575	2221	Mass Air Flow (MAF) Sensor/Manifold Absolute Pressure (MAP) Sensor
00577 - 00582		Anti-knock control, cylinders 1-6 respectively – control limit exceeded.
00585		Exhaust Gas Recirculation (EGR) Temperature Sensor
00586		Malfunction of the EGR control valve
00587		Mixture quality control
00609 - 00611		Malfunction in the primary winding of ignition coil 1-3 respectively
00624		Malfunction of the K/V switch signal
00625		Incorrect Vehicle Speed Sensor (VSS) Signal
00626		Malfunction of K/L glow plugs
00627		Fuel filter sediment level sensor malfunction (water got in)
00628		Engine Stop Malfunction - Fuel Injection Relay Control Unit
00635		Malfunction in the lambda probe heater circuit 1, cylinder bank 1
00638		ECM/TCM connection fault
00640		Lambda probe heater relay malfunction
00650		Short to + D/V Clutch Pedal Position
00653		Incorrect TCM transmission gear sensor signal
00667		Malfunction in ambient air temperature signal circuit
00668		ECM power supply failure (battery, ECM relay)
00670		Idle Speed Control (ISC) Actuator Position Sensor
00671		Main cruise control switch malfunction
00689		Air leak in the intake manifold
00740		Malfunction in CMP sensor circuit
00741		Incorrect connection between D/V brake lights/D/V brake pedal position
00750		Check Engine Light (MIL) (incorrect ECM coding)
00758		AIR system solenoid valve/relay malfunction
00765		Fuel quantity regulator position sensor malfunction
00777		Incorrect adjustment of the APP sensor
00792		K/V pressure switch malfunction
01013		Compressor Clutch Load Signal Malfunction K/V
01025		MIL malfunction
01028		Cooling system fan electric motor relay malfunction
01044		Incorrect ECM coding
01050		Glow plug control malfunction. Fuse, glow plug relay, glow plugs themselves
01052		Fuel lever position sensor malfunction
01087		ECM basic parameters not set
01088		Mixture quality control 2. Low fuel level, malfunction of fuel pump, MAP/MAF sensors, EVAP canister purge valve, injectors
01117		Generator load signal fault
01119		D/V selector position AT
01120		Camshaft Position Sensor 1 (CMP) - Mechanical Failure
01121		Camshaft Position Sensor 2 (CMP) - Mechanical Failure
01126		Incorrect engine speed signal on the instrument panel
01163		Popping noises in intake manifold. Air leaks, ignition amplifier, wiring, injectors
01165		Throttle control unit. Accelerator cable not adjusted, throttle valve faulty, basic settings not performed
01167		Malfunction of the electromagnetic valve of the full opening of the throttle valve
01168		Malfunction of the idle speed increase solenoid valve
01169		Driver's door D/V malfunction
01170		Fuel injection sensor malfunction
01177		The Engine Control Module (ECM) is damaged
01180		Malfunction of the electrical connection of the engine to the K/V
01182 ³⁾		Exceeding the air flow sensor signal range (MAF)/Throttle position sensor (TP) – exceeding the signal change. Throttle valve sticking, damage to the ISC activator / throttle motor, leakage between the MAF sensor and the throttle valve
01183		Malfunction in MIL circuit
01193		Coolant Heater Relay 1 Low Output
01194		Coolant Heater Relay 2 Low Output
01196		Incorrect TCM signal in the network controller data bus
01204		ECT sensor failure
01208		ECM data changed
01209		Generator speed signal fault
01235		AIR system solenoid valve malfunction
01237		Malfunction of the fuel shut-off solenoid valve
01242	4332	Engine Control Module (ECM)
01243		Solenoid valve for controlling intake air
01244		Lambda probe heating control
01247	4343	Evaporative Emission (EVAP) Canister Purge Valve
01249	4411	Injector, cylinder 1 (wiring, fuse, injector)
01250	4412	Injector, cylinder 2 (wiring, fuse, injector)
01251	4413	Injector, cylinder 3 (wiring, fuse, injector)
01252	4414	Injector, cylinder 4 (wiring, fuse, injector)
01253	4421	Injector, cylinder 5 (wiring, injector)
01254		Injector, cylinder 6
01257	4431	Idle Air Control (IAC) Valve
01259		Fuel pump relay
01262	4442	Boost pressure control valve
01265		EGR (Exhaust Gas Recirculation) Solenoid Valve
01266		Glow plug relay failure
01268		Fuel quantity regulator malfunction
01269		Fuel injection timing solenoid valve
01282		Solenoid valve for air intake control
01283		Intake Air Duct Control Actuator
01295		Fuel pump relay
01312		Network controller data bus failure
01314		Tempostat malfunction – ECM
01315		No signal from TCM on network controller data bus
01316		Incorrect signal from ABS in the network controller data bus
01317		Incorrect signal from the instrument cluster in the network controller data bus
01318		Fuel injection pump control unit malfunction
01321		Incorrect signal from SRS in the network controller data bus
01375		Malfunction of the control solenoid valve of the engine mount, cylinder banks 1 and 2
01376		Fuel injection pump position sensor malfunction
01437 ³⁾		Incorrect Throttle Control Unit Basic Settings
01440		Fuel level signal malfunction
01441		Low fuel level sensor malfunction
01442		Misfires - Fuel pump failure
01575		The auxiliary drive has been rebooted and turned off
01613		Malfunction in the fuel cooling pump relay circuit
01656		SRS control unit alarm signal
01686		Engine cooling fan starter relay malfunction
01695		Malfunction in the fuel temperature sensor circuit
16394		CMP actuator circuit fault, inlet/left/front, bank 1
16395		Valve timing advance/CMP actuator malfunction (bank 1, Front/Left/Intake)
16396		Valve timing delay/CMP actuator failure (bank 1, Front/Left/Intake)
16398		Valve timing advance/CMP actuator malfunction (cylinder bank 1, rear/right/exhaust)
16399		Valve timing delay/CMP actuator failure (cylinder bank 1, rear/right/exhaust)
16414		Open circuit in lambda probe heater control circuit 1, cylinder bank 1
16415		Short to ground in lambda probe heater control circuit 1, cylinder bank 1
16416		Short to positive in lambda probe heater control circuit 1, cylinder bank 1
16474		Open circuit in fuel metering solenoid valve
16475		Short circuit to housing in the fuel metering solenoid valve circuit
16476		Short circuit to + in the fuel metering valve solenoid circuit
16485		MAF Sensor Malfunction, Bank 1
16486		Short to ground or low signal from MAF sensor, bank 1
16487		Short to positive or high signal level of MAF sensor, cylinder bank 1
16490		MAP sensor/atmospheric pressure sensor failure
16491		Manifold Absolute Pressure (MAP)/Barometric Pressure (BARO) Sensor Wiring Short to Ground
16492		Short to positive in manifold absolute pressure (MAP)/barometric pressure (BARO) sensor wiring
16496		Short circuit to IAT sensor housing
16497		Open or short to + of IAT sensor circuit
16500		ECT sensor signal too high/engine performance problems
16501		Short circuit of the ECT sensor circuit to the housing
16502		Open or short circuit on + of the ECT sensor circuit
16504		Throttle Position Sensor (TPS) Circuit Malfunctions
16505		TPS sensor failure
16506		Short to ground in TPS sensor circuit
16507		Short to +/Open in TPS Sensor Circuit
16514		Malfunction in the pre-catalytic lambda probe circuit (cylinder bank 1 on a V-engine)
16515		Short circuit to body in pre-catalytic heated lambda probe circuit, leaks in exhaust system (cylinder bank 1 on a V-engine)
16516		Short circuit to + in the pre-catalytic heated lambda probe circuit (cylinder bank 1 on a V-engine)
16517		Pre-catalytic heated lambda probe voltage too high or response too slow (cylinder bank 1 on a V-engine), no heating
16518		No pre-catalytic lambda probe signal (cylinder bank 1 on a V-engine)
16519		Damage to the lambda probe heater wiring
16519		Malfunction in the pre-catalytic lambda probe heating circuit (cylinder bank 1 on a V-engine)
16520		Malfunction in the post-catalytic heated lambda probe circuit (cylinder bank 1 on a V-engine)
16521		Short circuit to body in the post-catalytic heated lambda probe circuit, leaks in the exhaust system (cylinder bank 1 on a V-engine)
16522		Short to + in the post-catalytic heated lambda probe circuit (cylinder bank 1 on a V-engine)
16523		Excessively high voltage or slow response of the post-catalytic heated lambda probe (cylinder bank 1 on a V-engine), no heating
16524		Post-catalytic lambda probe malfunction (cylinder bank 1 on a V-engine)
16525		Malfunction in the heating circuit of the post-catalytic lambda probe (cylinder bank 1 on a V-engine)
16534		Malfunction in the pre-catalytic lambda probe circuit (bank 2 cylinders on a V-engine)
16535		Short circuit to ground in pre-catalytic lambda probe circuit (bank 2 cylinders on a V-engine)
16536		Heated Lambda Probe High Voltage, Bank 2 V-Type Models
16537		Slow response of pre-catalytic lambda probe, no heating (bank 2 cylinders on a V-engine)
16538		No signal from heated lambda probe, cylinder bank 2, V-engine models
16540		Malfunction in the post-catalytic lambda probe circuit (bank 2 cylinders on a V-engine)
16541		Short circuit to body in the post-catalytic lambda probe circuit, leaks in the exhaust system (bank 2 cylinders on a V-engine)
16542		Short to + in the post-catalytic lambda probe circuit (bank 2 cylinders on a V-engine)
16543		Slow response of post-catalytic lambda probe, no heating (bank 2 cylinders on a V-engine)
16544		No signal from post-catalytic lambda probe (bank 2 cylinders on a V-engine)
16545		Malfunction of the post-catalytic lambda probe heater (cylinder bank 1 on a V-engine)
16554		Fuel cut off fault, bank 1
16555		Lean air-fuel mixture (cylinder bank 1 on a V-engine). Fuel pressure, leaks in lines, MAF/VAF meter, injectors, lambda probe
16556		Over-enrichment of the air-fuel mixture (cylinder bank 1 on a V-engine). Intake manifold blockage, fuel pressure, purge valve of the adsorber, EGR system injectors, lambda probe
16557		Fuel cut off fault, bank 1
16558		Over-lean injection (bank 2 cylinders on a V-engine)
16559		Over-enriched injection (bank 2 cylinders on a V-engine)
16575		Fuel Pressure Sensor (FRP) Malfunction
16576		Short to ground in FRP sensor circuit
16577		Short to + in FRP sensor circuit
16578		Intermittent fault in FRP sensor circuit
16581		Short to ground in EOT sensor circuit
16582		Short to positive in EOT sensor circuit
16585 — 16590		Malfunction in the injector circuit 1-6 respectively
16603		Engine overspeed
16605		Throttle Position Sensor B Malfunction
16606		Short to ground in throttle position sensor B circuit
16607		Short to + in throttle position sensor B circuit
16610		A/B APP sensor failure
16611		Short to ground in A/B APP sensor circuit
16612		Short to positive in A/B APP sensor circuit
16614		Malfunction in the fuel pump relay circuit
16618		Engine boost limit exceeded
16619		Engine boost limit not reached
16620		Traction Control System A MAP Sensor Malfunction
16621		Short to Ground in Traction Control System MAP Sensor A Circuit
16622		Short to positive in traction control system MAP sensor A circuit
16627		Malfunction in the circuit of the regulating solenoid valve A of the turbocharger intake tract
16629		Short circuit to housing in the circuit of the regulating solenoid valve A of the turbocharger intake tract
16630		Short circuit to + in the circuit of the regulating solenoid valve A of the turbocharger intake tract
16645		Short to ground in injector 1 circuit
16646		Short to + in injector circuit 1
16648		Short to ground in injector 2 circuit
16649		Short to + in injector circuit 2
16651		Short to ground in injector circuit 3
16652		Short to + in injector circuit 3
16654		Short to ground in injector circuit 4
16655		Short to + in injector circuit 4
16657		Short to ground in injector circuit 5
16658		Short to + in injector circuit 5
16660		Short to ground in injector circuit 6
16661		Short to + in injector circuit 6
16684		There are random misfires in various cylinders
16685 — 16692		There are misfires in cylinders 1–8 respectively (mechanical damage, wiring of the fuel/ignition systems, ECT/MAF sensor, control unit)
16705		Malfunction in the input circuit of the engine speed control circuit of the ignition distribution control system
16706		No signal in the input circuit of the engine speed control circuit of the ignition distribution control system
16709		Malfunction in knock sensor circuit 1, cylinder bank 1
16710		Knock Sensor 1 Malfunction, Bank 1
16711		Short to housing in knock sensor 1 circuit (cylinder bank 1 on a V-engine)
16712		Short to + in knock sensor 1 circuit (cylinder bank 1 on a V-engine)
16716		Short to housing in knock sensor 2 circuit (bank 2 cylinders on a V-engine)
16717		Short to + in knock sensor 2 circuit (bank 2 cylinders on a V-engine)
16719		Malfunction in CKP sensor circuit
16721		Short to ground in CKP sensor A circuit
16724		CMP Sensor Circuit Malfunction A, Bank 1
16725		CMP Sensor A Malfunction, Bank 1
16726		Short to ground in CMP sensor circuit A, bank 1
16727		Short to positive in CMP sensor circuit A, cylinder bank 1
16730 ²⁾		CMP Sensor A Malfunction, Bank 2
16731 ²⁾		Short to ground in CMP sensor circuit A, bank 2
16732 ²⁾		Short to positive in CMP sensor circuit A, cylinder bank 2
16735 — 16738		Malfunction in the ignition coil circuit of cylinders 1-4 respectively
16764		Malfunction in glow plug circuit A
16784		EGR flow is weak or strong. Basic settings are not met
16785		Weakened EGR flow detected
16786		Excessive EGR flow detected EGR backpressure sensor circuit fault
16787		Malfunction in the EGR system circuit
16788		EGR system malfunction
16791		Short circuit to housing in EGR system circuit
16792		Short to positive in EGR system circuit
16795		Incorrect flow detection by the additional air mixing system
16796		Malfunction in the solenoid valve A circuit of the AIR system
16802		AIR Pump Relay A Circuit Malfunction
16804		Catalytic converter efficiency (cylinder bank 1) below threshold
16806		Main Catalytic Converter Efficiency (cylinder bank 1) below threshold
16814		Catalytic converter efficiency (cylinder bank 2) below threshold
16824		EVAP Evaporative Emission System Leaks
16825		Reduced EVAP system carbon canister purge intensity
16826		Minor leak detected in EVAP system
16827		EVAP Canister Purge Valve Circuit Malfunction
16828		Short to housing in EVAP canister purge valve circuit
16829		Short to positive in EVAP canister purge valve circuit
16839		Major leak detected in EVAP system
16845		Malfunction of the fuel level sensor
16864		Malfunction in the circuit of the electric motor 1 of the cooling system fan
16865		Malfunction in the circuit of the electric motor 2 of the cooling system fan
16885		VSS sensor malfunction. Wiring, speedometer, network controller data bus are damaged
16887		Instability/irregularity/overestimation of signal in VSS operation
16890 ³⁾		Engine speed lower than expected – ISC system
16891 ³⁾		Engine speed higher than expected – ISC system
16894		Malfunction in the closed throttle position D/V circuit
16916		Weak signal from the refrigerant pressure sensor in the A/C (low refrigerant pressure)
16917		Strong signal from the refrigerant pressure sensor in the A/C (high refrigerant pressure)
16928		Malfunction in the EGR temperature sensor circuit
16929		Short to ground in EGR temperature sensor circuit
16930		Short to positive in the EGR temperature sensor circuit
16935		Malfunction of the D/V pressure of the power steering
16944		Malfunction in the on-board electrical system
16946		Undervoltage of on-board power supply
16947		Undervoltage of on-board power supply
16952		Malfunction of SET signal of the cruise control switch
16955		Malfunction in the brake light D/W circuit
16983, 16984		Network controller data bus failure
16985		Engine Control Module (ECM) Memory Checksum Calculation Error
16987		ECM KAM Error
16988		ECM RAM Error
16989		Engine Control Module (ECM) damage
16989		ECM ROM Error
16990		PCM (ECM) processor failure
17022 ³⁾		Throttle actuator control fault, bank 1
17026		ECM Malfunction - Knock Control
17029		Malfunction in the K/V circuit
17034		Malfunction in MIL circuit
17040		Malfunction in fuel consumption signal circuit, instrument cluster
17071		Short to ground at ECM relay
17072		Short to + ECM relay
17075		Short circuit to housing of electric motor 1 of cooling system fan
17076		Short circuit to + of electric motor 1 of the cooling system fan
17077		Short circuit to housing of electric motor 2 of cooling system fan
17078		Short circuit to + of electric motor 2 of the cooling system fan
17091		Short to ground in transmission position sensor switch circuit
17092		Short circuit to + in the transmission position sensor-switch circuit - P0.
17540		Lambda probe heating circuit
17541		Lambda probe heating circuit
17745		Camshaft Position Sensor (CMP), (cylinder bank 1 on a V-engine)
17746		Camshaft Position Sensor (CMP), (cylinder bank 1 on a V-engine)
17923		Intake air control E/M
17924		Intake air control E/M
17934		Short to + of camshaft position sensor (CMP) actuator
17935		Short to housing of camshaft position sensor (CMP) actuator
17936		Open circuit in camshaft position sensor (CMP) actuator circuit
17953		Damage to the throttle control
17966		Idle Speed Control (ISC) actuator
17967		The basic throttle setting is out of alignment
17972		Throttle Control Module Low Voltage
17973		Basic throttling settings below enrichment limit
17978		The anti-theft system was activated
17987		Signal not recognized by theft deterrent system/engine control module (ECM)
18034		AT signal
18259		ABS signal
65280		Incorrect ABS signal in the network controller data bus
65535	1111	Engine Control Module (ECM) defect

SAE	VAG	Cause
0000		No fault codes in system memory
P0011		Valve timing advance/CMP actuator malfunction (bank 1, Front/Left/Intake), mechanical engine failure
P0012		Valve timing delay/CMP actuator failure (bank 1, Front/Left/Intake), mechanical engine failure
P0101		MAF or VAF sensor is faulty
P0102	16486	Short to ground or low signal level of the MAF/VAF sensor
P0103	16487	Short to positive or high signal level of MAF/VAF sensor
P0106		Malfunction of the absolute pressure (MAP) sensor/atmospheric pressure sensor, leaks in the pipeline or manifold
P0112	16496	Short circuit to IAT sensor housing
P0113	16497	Open or short to + of IAT sensor circuit
P0116	16500	ECT sensor signal too high/engine performance problems
P0117	16501	Short circuit of the ECT sensor circuit to the housing
P0118	16502	Open or short circuit on + of the ECT sensor circuit
P0130	16514	Malfunction in the pre-catalytic lambda probe circuit (cylinder bank 1 on a V-engine)
P0131	16515	Short circuit to body in pre-catalytic heated lambda probe circuit, leaks in exhaust system (cylinder bank 1 on a V-engine)
P0132	16516	Short circuit to + in the pre-catalytic heated lambda probe circuit (cylinder bank 1 on a V-engine)
P0133	16517	Pre-catalytic heated lambda probe voltage too high or response too slow (cylinder bank 1 on a V-engine), no heating
P0134	16518	No pre-catalytic lambda probe signal (cylinder bank 1 on a V-engine)
P0135	16519	Malfunction in the pre-catalytic lambda probe heating circuit (cylinder bank 1 on a V-engine)
P0136	16520	Malfunction in the post-catalytic heated lambda probe circuit (cylinder bank 1 on a V-engine)
P0137	16521	Short circuit to body in the post-catalytic heated lambda probe circuit, leaks in the exhaust system (cylinder bank 1 on a V-engine)
P0138	16522	Short to + in the post-catalytic heated lambda probe circuit (cylinder bank 1 on a V-engine)
P0139		Slow response of post-catalytic heated lambda probe (cylinder bank 1 on a V-engine)
P0140	16524	Post-catalytic lambda probe malfunction (cylinder bank 1 on a V-engine)
P0236		Turbocharger A MAP sensor malfunction. Leak in the intake/exhaust system, broken hose connections
P0237		Short to ground in turbocharger MAP sensor A circuit
P0238		Short to positive in turbocharger MAP sensor A circuit
P0300	16684	Random misfires in various cylinders. Spark plugs, high voltage wires, fuel injector, ignition coils are faulty, low compression, wiring is faulty
P0301 — P0312	16685 — 16696	There are misfires in cylinders 1–12 respectively (mechanical damage, wiring of the fuel/ignition systems, ECT/MAF sensor, control unit)
P0321		Ignition timing control system/engine speed sensor malfunction. Air gap, metal debris, poor sensor/rotor mounting, wiring fault
P0322	16706	No signal in the input circuit of the engine speed control circuit of the ignition distribution control system
P0327	16711	Short to housing in knock sensor 1 circuit (cylinder bank 1 on a V-engine). Short circuit to the housing in its circuit, loose connection/fastening
P0328	16712	Short to + in knock sensor 1 circuit (cylinder bank 1 on a V-engine). Short circuit to + in its circuit, connection/fastening is loose
P0332	16716	Short to housing in knock sensor 2 circuit (bank 2 cylinders on a V-engine)
P0333	16717	Short to + in knock sensor 2 circuit (bank 2 cylinders on a V-engine). Short circuit to + in its circuit, connection/fastening is loose
P0341		Malfunction of CMP sensor A, cylinder bank 1. Sensor/rotor mount loose, air gap, wiring faulty
P0342		Short circuit to housing in CMP sensor circuit A, cylinder bank 1
P0343		Short to positive in CMP sensor circuit A, cylinder bank 1
P0411	16795	Incorrect flow detection by the additional air mixing system / AIR system pump, valves or hoses are faulty
P0420 — P0423	16806	Malfunction of the catalytic converter (cylinder bank 1 on a V-engine)
P0441	16825	Reduced EVAP system carbon canister purge intensity
P0442	16826	Minor leak detected in EVAP system (faulty hose connections, leaks in the feed section, faulty carbon adsorber purge control valve or the adsorber itself)
P0455	16839	Major leak in the EVAP system (faulty hose connections, leaks in the feed section, faulty carbon adsorber purge control valve or the adsorber itself)
P0500, P0501	16885	Malfunction of the VSS sensor. Electrical wiring is broken, the speedometer or network controller data bus (CAN)is faulty
P0506	16890	ISC system malfunction. RPM lower than expected. Wiring, ISC actuator/IAC valve, throttle motor or throttle valve faulty
P0507	16891	ISC system malfunction. Higher than expected RPM. Wiring, ISC actuator/IAC valve, throttle motor or throttle valve faulty
P0560	16944	Malfunction in the on-board electrical system
P0561		Violation of the stability of the on-board power supply voltage
P0562	16946	Undervoltage of on-board power supply
P0563	16947	Overvoltage of on-board power supply
P0571		Malfunction in the circuit of the sensor-switch A of the cruise control brake
P0601	16985	Engine Control Module (ECM) Memory Checksum Calculation Error
P0602		ECM programming error
P0603	65535	ECM module memory regeneration (KAM) error
P0604	16988	ECM RAM Error
P0605	16989	PCM malfunction
P0605	65535	ECM ROM Error
P0606		ECM/PCM Processor Failure
P0685		Open in ECM/PCM relay circuit
P0686		Short to Ground in ECM/PCM Relay Circuit
P0687		Short to ground in ECM relay
P0688		Short to positive in ECM relay
P0700 — P0702		Transmission control system malfunction (ECM/PCM/TCM)
P0703		Malfunction in the circuit of the sensor-switch B of the brake/rotation converter (ECM/PCM/TCM)
P0704		Malfunction in the input circuit of the clutch D/V circuit (ECM/PCM/TCM)
P0705	00293	Malfunction in the transmission position/start enable D/V circuit
P0706	17090	Malfunction in the transmission position sensor-switch circuit
P0707	17091	Short to ground in transmission position sensor switch circuit
P0708	17092	Short to + in the transmission position sensor-switch circuit
P0709		Transmission Position Switch Circuit Intermittent Malfunction
P0710		Malfunction in the ATF temperature sensor circuit (eCM/PCM/TCM malfunction)
P0711		ATF temperature sensor malfunction
P0712		Short to ground in ATF temperature sensor circuit
P0713		Short to positive in ATF temperature sensor circuit
P0714		ATF Temperature Sensor Circuit Intermittent Malfunction
P0715	00297	Malfunction in the input circuit of the turbine speed sensor circuit
P0716		Turbine speed sensor malfunction
P0717		No signal in the input circuit of the turbine speed sensor circuit
P0718		Intermittent fault in turbine speed sensor circuit input circuit
P0719		Short circuit to housing in the circuit of the sensor-switch B of the braking/rotation converter
P0720		Malfunction in the speed sensor (VSS) circuit
P0721	00297	Speed sensor malfunction
P0722	00297	No speed sensor output signal
P0723		Speed sensor intermittent fault
P0724		Short to + in the circuit of the sensor-switch B of the braking/rotation converter
P0725	00529	Engine speed signal failure. CKP/RPM sensor failure
P0726	00543	Malfunction in the input circuit of the engine speed detection circuit
P0727	00529	No input signal in engine speed detection circuit
P0728		Intermittent fault in engine speed detection circuit input circuit
P0730	00652	Incorrect selection of AT gear. Gear sensor defective, shift solenoid valves, mechanical transmission failure
P0731 — P0735	00652	Failures in the supply of the signal for engaging 1st - 5th gear, respectively
P0736		Reverse gear signal failure
P0740		Malfunction in the electronic circuit of the rotation conversion clutch (TCC) AT
P0741		Stuck in open position of electromagnetic valve of TSS AT
P0742		Sticking in the closed state of the electromagnetic valve of the TSS AT
P0743		Malfunction in the circuit of the electromagnetic valve of the TSS AT
P0744		Intermittent fault in the circuit of the electromagnetic valve of the TSS AT
P0745		Malfunction in the circuit of the solenoid valve of the AT fluid pressure (TFP)
P0746		TFP solenoid valve stuck open
P0747		TFP solenoid valve stuck in closed position
P0748	00268	Malfunction in the TFP solenoid valve circuit
P0749		Intermittent fault in TFP solenoid valve circuit
P0750		Malfunction in the circuit of the solenoid valve of switching A
P0751		Stuck in open state of electromagnetic circuit of switching valve A
P0752		Stuck in closed state of the electromagnetic circuit of the switching valve A
P0753	00258	Malfunction in the circuit of the solenoid valve of switching A
P0754		Intermittent fault in shift solenoid valve A circuit
P0755		Malfunction in the circuit of the solenoid valve B
P0756		Shift solenoid valve B stuck open
P0757		Shift solenoid valve B stuck in closed position
P0758	00260	Malfunction in the circuit of the solenoid valve B
P0759		Intermittent fault in shift solenoid circuit B
P0760		Malfunction in the circuit of the solenoid valve C
P0761		Stuck in open position of electromagnetic switching valve C
P0762		Stuck in closed position of electromagnetic switching valve C
P0763	00262	Malfunction in the circuit of the solenoid valve C
P0764		Intermittent fault in shift solenoid valve C circuit
P0765		Malfunction in the circuit of the solenoid valve D
P0766		Stuck in open position of electromagnetic switching valve D
P0767		Stuck in closed position of electromagnetic switching valve D
P0768	00264	Malfunction in the circuit of the solenoid valve D
P0769		Intermittent fault in shift solenoid valve circuit D
P0770		Malfunction of the electromagnetic switching valve E
P0771		Stuck in open position of electromagnetic switching valve E
P0772		Stuck in closed position of electromagnetic switching valve E
P0773	00266	Malfunction in the circuit of the solenoid valve E
P0774		Intermittent fault in shift solenoid valve E circuit
P0780		Gear shift malfunction (gear sensor, shift solenoid valves, mechanical failure of the automatic transmission)
P0781		Shifting error 1 - 2
P0782		Shifting error 2 - 3
P0783		Shifting error 3 - 4
P0784		Shifting error 4 - 5
P0785		Malfunction of the electromagnetic switching/distribution valve
P0786		Malfunction of the electromagnetic switching/distribution valve
P0787		Short circuit to housing in the solenoid valve circuit of the switching/distribution valve
P0788		Short circuit to + in the solenoid valve circuit
P0789		Evaporative fault of the electromagnetic switching valve
P0790		Malfunction in the AT mode switch sensor circuit
P0801		Malfunction in the reverse inhibitor control circuit
P0802		Open in transmission control system MIL call circuit
P0803		Malfunction in the 1-4 upshift chain (skips when switching). Solenoid valve for gear upshifts
P0804		Malfunction in the K/L circuit when upshifting 1 - 4
P1101	17509	Excessively low output signal/air leaks of the heated lambda probe 1, right cylinder bank
P1102	17510	Short circuit on + of lambda probe heater 1 (cylinder bank 1 on a V-engine)
P1103	17511	Excessively low output signal of the heating element circuit of the lambda probe 1 of the right cylinder bank
P1104	17512	Excessively low output signal/air leaks of lambda probe 2, right cylinder bank
P1105	17513	Short circuit on + of lambda probe heater 2 (cylinder bank 1 on a V-engine)
P1106	17514	Excessively low output signal/air leaks of heated lambda probe 1, left cylinder bank
P1107	17515	Short circuit on + of lambda probe heater 1 (bank 2 cylinders on a V-engine)
P1108	17516	Short circuit to the housing of the lambda probe heater 1 (bank 2 cylinders on a V-engine)
P1109	17517	Excessively low output signal/air leaks of lambda probe 2 on the left bank of cylinders on a V-shaped engine
P1110	17518	Short circuit on + of lambda probe heater 2 (bank 2 cylinders on a V-engine)
P1111	17519	Heated Lambda Sensor Bank 1 - Lean System Leak, Blocked Injector, Faulty MAP/MAF Sensors or Fuel Pump
P1112	17520	Heated Lambda Sensor Bank 1 - System too rich. Injector leak, too much fuel in engine oil, faulty MAP/MAF sensors or EVAP canister purge valve
P1113	17521	Lambda probe heater resistance too high 1, cylinder bank 1
P1114	17522	Lambda probe heater resistance too high 2, cylinder bank 1
P1115	17523	Short circuit to housing in lambda probe heater circuit 1, cylinder bank 1
P1116	17524	Open circuit in lambda probe heater 1, cylinder bank 1
P1117	17525	Short circuit to housing in lambda probe heater circuit 2, cylinder bank 1
P1118	17526	Open circuit in lambda probe heater 2, cylinder bank 1
P1127	17535	Constantly rich mixture, bank 1 on a V-engine. Too much fuel in oil, incorrect fuel pressure, faulty EVAP canister purge valve or injectors
P1128	17536	Constant lean mixture, cylinder bank 1 on a V-shaped engine. Incorrect fuel pressure, faulty fuel pump, injectors, leak, AIR system malfunction
P1129	17537	Constantly rich mixture, bank 2 on a V-engine. Too much fuel in oil, incorrect fuel pressure, faulty EVAP canister purge valve or injectors
P1130	17538	Constant lean mixture, cylinder bank 2 on a V-shaped engine. Incorrect fuel pressure, faulty fuel pump, injectors, leak, AIR system malfunction
P1136	17544	Constant lean mixture, cylinder bank 1 on a V-shaped engine. Incorrect fuel pressure, faulty fuel pump, injectors, leak, AIR system malfunction
P1137	17545	Constantly rich mixture, bank 1 on a V-engine. Incorrect fuel pressure, faulty EVAP canister purge valve or injectors
P1138	17546	Constant lean mixture, cylinder bank 2 on a V-shaped engine. Incorrect fuel pressure, faulty fuel pump, injectors, leak, AIR system malfunction
P1139	17547	Constantly rich mixture, cylinder bank 2 on a V-shaped engine. Incorrect fuel pressure, faulty EVAP canister purge valve or injectors
P1141	17549	Malfunction of the load calculation control system. MAP/MAF sensors
P1143	17551 ³⁾	Overestimation of load calculation value
P1149	17557	Incorrect adjustment value of lambda probe 1, cylinder bank 1
P1171	17579	Throttle Position Sensor 2 Malfunction
P1172	17580	Short circuit to housing in the throttle position sensor 2 circuit
P1173	17581	Short to + in the throttle position sensor 2 circuit
P1176	17584	Post-catalytic lambda probe adjustment limit reached, cylinder bank 1 on V-engine (intake manifold leaks, lambda probe)
P1177	17585	Post-catalytic lambda probe adjustment limit reached, cylinder bank 2 on V-engine (intake manifold leaks, lambda probe)
P1196	17604	Electrical fault in lambda probe heater, bank 1 V-engine models
P1197	17605	Electrical fault lambda probe heater bank 2 V-engine models
P1198	17606	Malfunction in the electrical circuit of the lambda probe heater 2 of the right cylinder bank
P1199	17607	Malfunction in the electrical circuit of the lambda probe heater 2 of the left cylinder bank
P1201 — P1208	17609 — 17616	Damage to the injector or its wiring - cylinder 1-8 respectively
P1213 — P1220	17621 — 17628	Short circuit to + of injector or its wiring - cylinder 1-8 respectively
P1225 — P1232	17633 — 17640	Short circuit to housing in the injector circuit of cylinder 1-8 respectively
P1237 — P1244	17645 — 17652	Open circuit in the injector of cylinder 1-8 respectively
P1250	17658	The fuel supply is running low
P1280	17688	The air supply control valve of the injection system is not patency is impaired
P1281	17689	See P1279
P1282	17690	Open circuit in fuel metering solenoid valve
P1283	17691	Electrical failure of the injection air control valve
P1286	17694	Short circuit to + of the injection system air supply control valve
P1287	17695	Turbocharger bypass valve circuit broken
P1288	17696	Short to positive in turbocharger bypass valve circuit
P1289	17697	Short circuit to housing in turbocharger bypass valve circuit
P1296	17704	ECT sensor failure
P1297	17705	Pressure loss in turbocharger/throttle valve connection hoses
P1325 — P1332	17733 — 17740	Anti-knock control, cylinder 1-8 respectively – control limit reached. Poor fuel quality, loose engine components/knock sensors, open in ground circuit
P1335	17743 ³⁾	Engine torque control limit reached. Throttle control unit, hoses, turbocharger, MAP/MAF, IAT, ECT sensors faulty
P1336	17744 ³⁾	Engine torque control limit exceeded
P1337	17745	Short circuit to housing in the right cylinder bank CMP sensor circuit
P1338	17746	Open/short to + in the right cylinder bank CMP sensor circuit
P1339	17747	Cross-short circuit in the VSS sensor circuit
P1340	17748	Violation of the signal output sequence by the CMP/CKP sensors of the left cylinder bank
P1341	17749	Ignition coil 1 output shorted to housing
P1343	17751	Ignition coil 2 output shorted to housing
P1345	17753	Ignition coil 3 output shorted to housing
P1355	17763 ⁴⁾	Open circuit in ignition coil 1
P1356	17764 ⁴⁾	Short to + in ignition coil 1 circuit
P1357	17765 ⁴⁾	Short to ground in ignition coil 1 circuit
P1358	17766 ⁵⁾	Open circuit in ignition coil 2
P1359	17767 ⁵⁾	Short to + in ignition coil 2 circuit
P1360	17768 ⁵⁾	Short to ground in ignition coil 2 circuit
P1361	17769	Open circuit in ignition coil 3
P1362	17770	Short to + in ignition coil 3 circuit
P1363	17771	Short to ground in ignition coil 3 circuit
P1364	17772	Open circuit in ignition coil 4
P1365	17773	Short to + in ignition coil 4 circuit
P1366	17774	Short to ground in ignition coil 4 circuit
P1386	17794	ECM Error - Knock Control Circuit
P1387	17795	ECM Malfunction - Barometric Pressure Sensor
P1388	17796	ECM Malfunction – EST
P1391	17799	Short to housing CMP sensor 2, cylinder bank 2 V-engine models
P1392	17800	Short to positive or open circuit in CMP sensor 2, bank 2 V-engine models
P1393	17801	Ignition Coil 1 Primary Circuit Failure
P1394	17802	Ignition Coil 2 Primary Winding Circuit Failure
P1395	17803	Ignition Coil 3 Primary Winding Circuit Failure
P1396	17804	VSS sensor rotor teeth are missing
P1400	17808	EGR Solenoid Circuit Malfunction, Bank 1
P1401	17809	Short to ground in EGR solenoid valve circuit, bank 1
P1402	17810	Short to positive in EGR solenoid valve circuit, bank 1
P1402	17810	Short circuit in the EGR solenoid valve circuit
P1407	17815	EGR Temperature Sensor Input Signal Too Low
P1408	17816	EGR Temperature Sensor Input Signal Too High
P1409	17817	Adsorber Purge Valve (EVAP)Circuit Failure
P1410	17818	EVAP Canister Purge Valve Short to +
P1411	17819	The patency of the left row of cylinders of the air mixing system (AIR) is impaired
P1414	17822	Leaks in the AIR tract of the left bank of cylinders. Solenoid valve AIR
P1417	17825	Fuel level sensor signal too low
P1418	17826	Fuel level sensor signal too high
P1420	17828	Malfunction in the solenoid valve circuit of the air mixing system (AIR)
P1421	17829	Short circuit to housing in the AIR system solenoid valve circuit
P1422	17830	Short circuit to + in the AIR system solenoid valve circuit
P1423	17831	Weak AIR system flow on right cylinder bank
P1424	17832	Leaks in the AIR system of the right bank of cylinders. AIR valve
P1425	17833	Short to housing in EVAP canister purge valve circuit
P1426	17834	Open in EVAP canister purge valve circuit
P1427	17835	Short to + in brake vacuum pump circuit
P1428	17836	Short circuit to ground in brake vacuum pump circuit
P1429	17837	Brake vacuum pump circuit open
P1432	17840	Open circuit in the electronic circuit of the additional air mixing system (AIR)
P1433	17841	Open circuit in auxiliary air supply pump relay
P1434	17842	Short to + in the auxiliary air supply pump relay circuit
P1435	17843	Short circuit to housing in auxiliary air supply pump relay circuit
P1436	17908	Malfunction in the auxiliary air supply pump relay circuit
P1470	17878	EVAP system electrical failure
P1471	17879	Short to positive in EVAP system circuit
P1472	17880	Short to Ground in EVAP LDP Circuit
P1473	17881	Open circuit in EVAP system LDP
P1475	17883	Open in EVAP system control circuit
P1476	17884	EVAP Control Circuit Malfunction/Insufficient Vacuum Depth
P1477	17885	Failure in the LDP circuit of the EVAP system
P1500	17908	Fuel pump relay circuit failure
P1501	17909	Short to ground in fuel pump relay circuit
P1502	17910	Short to + of fuel pump relay circuit
P1504	17912 ³⁾	Air intake leak. EGR, EVAP, throttle body control unit, hose connections
P1505	17913	Impaired functioning (does not close) closed Throttle Position (CTP) Switch Sensor. Throttle Cable/Cable, CTP Adjustment Malfunction
P1506	17914	CTP does not open. Water got in, short circuit to the housing, CTP adjustment is broken
P1507	17915	Malfunction in the idle speed control system (low signal). Throttle control unit/basic settings/duck, mechanical failure
P1508	17916	Malfunction in the idle speed control system (high signal). Throttle control unit/basic settings/duck, mechanical failure
P1509	17917	Malfunction in IAC valve circuit
P1510	17918	Open/short to + of IAC valve circuit
P1511	17919	Malfunction in the circuit of the solenoid valve 1 controlling the air supply to the intake manifold
P1512	17920	Short circuit to + of solenoid valve 1 controlling air supply to the intake manifold
P1515	17923	Short circuit to housing of solenoid valve 1 for controlling air supply to the intake manifold
P1516	17924	Open circuit of solenoid valve 1 for controlling air supply to the intake manifold
P1517	17925	Main Relay Circuit Malfunction (ECM Relay)
P1518	17926	Short circuit to + of main relay circuit
P1519	17927	The correct operation of the intake camshaft control of the right cylinder bank is disrupted. The oil pressure in the cylinder head is low, the CMP activator is faulty
P1520	17928	Open circuit in the solenoid valve of the intake air duct control
P1522	17930	The left cylinder bank intake camshaft control is malfunctioning. Low cylinder head oil pressure, faulty CMP actuator
P1523	17931	SRS crash signal received, airbag deployed
P1529	17937	Short to + in the CMP activator circuit
P1530	17938	Short circuit to ground in CMP activator circuit
P1531	17939	Open circuit in CMP activator
P1539	17947	Clutch Pedal Position Sensor Malfunction
P1541	17949	Open circuit in fuel pump relay
P1542	17950	Throttle Position Sensor 1 Malfunction
P1543	17951	Short circuit to housing in the throttle actuator motor position sensor 1 circuit
P1544	17952	Short to + in the throttle actuator motor position sensor 1 circuit
P1545	17953 ³⁾	Throttle valve control malfunction
P1546	17954	Short to positive in boost pressure control valve circuit
P1547	17955	Short to housing in boost pressure control valve circuit
P1548	17956	Open circuit in the boost pressure control valve
P1550	17958	Turbocharger pressure control difference. Leaks, reversed/unconnected hoses, faulty MAP sensor, turbocharger control valve/actuator, or turbocharger itself
P1555	17963	Turbocharger upper pressure limit too high. Hoses not connected, turbocharger intake control valve/actuator faulty
P1556	17964	Turbocharger pressure control limit not reached
P1557	17965	Turbocharger pressure control limit exceeded
P1558	17966	Malfunction in the ISC actuator circuit
P1559	17967 ³⁾	Incorrect Throttle Control Unit Basic Settings
P1560	17968	Engine overspeed, incorrect gear selected, CKP/VSS sensor fault
P1564	17972 ³⁾	Voltage too low when setting the basic settings of the throttle control unit
P1564	17973	The lower throttle position is not reached when ISC is activated
P1565	17973 ³⁾	Throttle control unit lower limit not reached (iSC activator)
P1566	17974	Incorrect compressor load signal K/V
P1568	17976 ³⁾	Mechanical failure of the throttle control unit
P1569	17977	Main cruise control switch malfunction
P1570	17978	ECM Malfunction - Engine Immobilizer Activation (invalid/damaged key)
P1579	17987 ³⁾	Incorrect basic settings of the throttle control unit
P1600	18008	Low voltage at power supply terminal #15 (from the ignition switch) ECM Battery, Generator, Open Circuit
P1601	18009	ECM power supply fault. ECM wiring/relay faulty
P1602	18010	Low voltage at power supply terminal #30 (from battery) ECM Battery, Generator, Open Circuit, Fuse
P1603, P1604	18011, 18012	ECM is faulty
P1606	18014	Malfunction in the ABS/ASR control unit circuit
P1609	18017	ECM - Airbag deployed
P1610	18018	ECM is faulty
P1611	18019	Short to Ground in Malfunction Indicator Lamp (MIL)/TCM Call Circuit
P1612	18020	Engine Control Unit - Incorrect Coding
P1613	18021	Short to positive in malfunction indicator lamp (MIL) call circuit
P1614	18032	Engine Control Module (ECM)
P1624	18032	MIL Request Signal Activated DTCs Stored
P1625	18033	Incorrect signal from TCM in the network controller data bus. Stored TCM DTCs, incorrect TCM coding, faulty TCM termination resistor
P1626	18034	No signal from TCM on network controller data bus. Stored TCM DTCs, Incorrect TCM coding, TCM termination resistor faulty, wiring faulty
P1630	18038	Short to ground in sensor circuit 1 APP
P1631	18039	Short to + in sensor circuit 1 APP
P1633	18041	Short to ground in sensor circuit 2 APP
P1634	18042	Short to + in sensor circuit 2 APP
P1640	18048	ECM is faulty
P1648	18056	Network controller data bus failure
P1649	18057	No ABS signal on network controller data bus ABS DTCs stored, ECM termination resistor faulty
P1650	18058	No Instrument Cluster Signal on Network Controller Data Bus Instrument Cluster DTCs Stored, ECM Termination Resistor Faulty
P1654	18062	Instrument cluster malfunction. Engine oil level/temperature DTCs stored
P1681	18089	Control unit programming not completed
P1682	18090	Incorrect ABS signal in the network controller data bus
P1683	18091	Incorrect SRS signal in the network controller data bus
P1690	18098	Malfunction in Malfunction Indicator Lamp (MIL) Circuit, Instrument Cluster DTCs Stored, ECM Termination Resistor/Wiring Faulty
P1693	18101	Short to positive in Malfunction Indicator Lamp (MIL) circuit. Instrument cluster DTCs stored, ECM termination resistor faulty

ABS

VAG	Flashing	Cause
	1111	Poor connection to the housing or damage to the ABS unit
	1112	Circuit fault or damage to front left ABS inlet valve
	1114	Circuit fault or damage to front right ABS inlet valve
	1122	Circuit failure or damage to rear ABS intake valves
	1132	Front left ABS outlet valve faulty or damaged
	1134	Circuit fault or damage to the front right ABS outlet valve
	1142	Circuit failure or damage to the rear ABS outlet valves
	1222	Circuit failure or damage to the ABS main valve
00283	1233	Front left wheel sensor circuit fault, damage or large gap
00285	1241	Front right wheel sensor circuit fault, damage or large gap
00287	1243	Circuit fault, damage or large gap of rear right wheel sensor
00290	1311	Rear left wheel sensor chain fault, damage or large gap
	1312	Circuit failure or damage to low pressure switch, low liquid level switch
00301		Pump motor
00526		Brake pedal position sensor switch
00529		No speed signal
00532		Supply voltage
00597		Wheel speed sensor signal variation
00623		Incorrect coding of the control unit
00646, 00647		Violation of data exchange between engine control units and ABS
00761		Presence of a fault code in the ABS control unit memory
001130		ABS malfunction
01200		Deviation of supply voltage of electromagnetic valves
01201		Pump supply voltage deviation
01203		Instrument cluster circuit failure
65535		Electronic control unit
00000	4444	No codes in the block memory

Automatic transmission control

VAG and SAE codes	Cause
"No DTC recognized" Not displayed by Malfunction Lamp (MIL)	The appearance of such an inscription indicates the completion of the OBD program; if gear shifting in AT is impaired, despite the absence of fault codes, perform diagnostics of modes (DTM), read measurements in display group 007
00258 Registered after two launches	Solenoid valve 1-N88; open or short circuit in the circuit; solenoid valve 1-N88 is faulty Read the readings in display group 006
00260 Registered after two launches	Solenoid valve 2-N89; open or short circuit in the circuit; solenoid valve 2-N89 is faulty Read the readings in display group 005
00262 Registered after two launches	Solenoid valve 3-N90; open or short circuit in the circuit; solenoid valve 3-N90 is faulty Read the readings in display group 005
00264 Registered after two launches	Solenoid valve 4-N91; open or short circuit in the circuit; solenoid valve 4-N91 is faulty Read the readings in display group 006
00266 Registered after two launches	Solenoid valve 5-N92; open or short circuit in the circuit; solenoid valve 5-N92 is faulty Read the readings in display group 006
00268 Registered after two launches	Solenoid valve 6-N93; open or short circuit in the circuit; solenoid valve 6-N93 is faulty Read the readings in display group 006
00270 Registered after two launches	Solenoid valve 7-N94; open or short circuit in the circuit; solenoid valve 7-N94 is faulty * Read the readings in display group 006
00293 Registered after two launches	F125 Multifunction Transmission Switch; open or short circuit in the circuit; f125 switch is faulty Read the readings in display group 004
00296 Not displayed by Malfunction Lamp (MIL)	Kickdown Switch Sensor F8; open or short circuit in the circuit between the sensor switch and the transmission control module; sensor switch F8 is faulty Read the readings in display group 008
00297 Indicated by the malfunction indicator lamp (MIL) lighting up	VSS Transmission G38; open or short circuit in the circuit; g38 sensor is faulty; incorrect speed signal/no signal received; multifunction switch faulty F125; aTF level dropped; the rotation converter is faulty (the wrong type of converter is installed); clutches slip/brake bands slip; the drive gear impulse rotor mount has become loose * Read the readings in display groups 001 and 007
00300 Not displayed by Malfunction Lamp (MIL)	ATF Temperature Sensor G93; open or short circuit in the circuit; g93 sensor is faulty; aTF level dropped; aTF temperature dropped below 50°C/rises above 356°C Read the readings in display group 004
00518 (models with CAN bus) Not displayed by Malfunction Lamp (MIL)	Incorrect TPS signal G69; The ECM has detected a fault in the throttle position sensor (TPS); the wiring between the TPS and ECM is damaged; the transmission control module (TCM) is faulty/the wrong type of TCM is installed Read the readings in display groups 008 and 008
00518 (models without CAN bus) Indicated by the malfunction indicator lamp (MIL) lighting up	TPS G69; open or short circuit in the circuit between the TCM and the ECM; the wiring between the TPS and ECM is damaged; no/incorrect signal from ECM On models equipped with the Motronic injection/ignition system, only the receipt of an incorrect signal is registered; read the readings in display groups 008 and 009; if the code 00638 is present at the same time, first troubleshoot the problems that caused it to appear
00526 Not displayed by Malfunction Lamp (MIL)	Brake Light Switch Sensor F; open or short circuit in the circuit between the sensor switch and the TCM; sensor switch F is faulty * Read the readings in display group 003
00529 (models with CAN bus) Registered after two launches	Intermittent engine speed information; ECM has detected a fault in the G28 engine speed sensor; the ECM is faulty or the wrong type of module is installed; the TCM is faulty, or the wrong type of module is installed Read the readings in display group 001
00529 (models without CAN bus) Not displayed by Malfunction Lamp (MIL)	Intermittent engine speed information; open or short circuit in the circuit between the ECM and the TCM; electrical wiring incorrectly installed/modifications made due to mobile phone installation; the G28 sensor is faulty, the signal from the G28 sensor is interrupted; eCM is faulty; the on-board processor is shorted to ground Read the readings in display group 001
00532 Not displayed by Malfunction Lamp (MIL)	Supply voltage; the on-board voltage has dropped below 9 V; the fuse is faulty; the voltage supplied to terminal 15 of the TSM has dropped below 9V or risen above 16V; break in wiring or short circuit at terminals 52, 53, 54 or 55 TCM J217 Engine speed must be above 1600 rpm; read the readings in display group 003
00543 Not displayed by Malfunction Lamp (MIL)	The permissible RPM limit has been exceeded (see also DTC 00529); break in the chain; electrical wiring incorrectly installed/modifications made due to mobile phone installation; the G28 sensor is faulty, the signal from the G28 sensor is interrupted; the engine speed limiter is faulty; eCM is faulty; aT downshifts with a delay (for example, due to a malfunction of the valve assembly) Read the readings in display groups 001 and 005
00545 Not displayed by Malfunction Lamp (MIL)	Engine/Transmission Wiring (torque loss due to faults in the ignition system); open or short circuit in engine/transmission wiring; connection between ECM and TCM is broken (terminal 20); ignition was turned on with the ECM disconnected; eCM is faulty Read the readings in display group 004
00549 Not displayed by Malfunction Lamp (MIL)	Overrun signal; The contact connections in the circuit section between the ECM and the TCM are broken; there is a short circuit in the on-board processor; open or short circuit in the circuit between ECM and TCM (terminal 35); open or short circuit in the circuit between the ECM and the on-board processor; eCM is faulty Engine speed and throttle position signals must be received correctly, the overconsumption signal must not appear during the last 320 km of travel; read the readings in display group 009
00638 Not displayed by Malfunction Lamp (MIL)	Engine/Transmission Wiring; open or short circuit in the circuit; the contact connection between the ECM and the TCM is broken (to terminal 41); tPS signal is not transmitted to TCM Read the readings in display group 009
00652 Indicated by the malfunction indicator lamp (MIL) lighting up	AT Mode Controller; engine/transmission speed signal or transmission speed input signal is interrupted; multifunction switch faulty F125; aTF level dropped; the rotation converter is faulty, or the wrong type of converter is installed; clutch slips/brake band slips; the valve assembly or one of the solenoid valves is faulty; eCM or TCM installed is not the correct type Read the readings in display group 007
00668 Not displayed by Malfunction Lamp (MIL)	Battery supply voltage (terminal 30); open or short circuit to ground in the on-board electrical circuit; fuse 15 blown Read the readings in display group 009
01192 Not displayed by Malfunction Lamp (MIL)	Bridge coupling of the rotation converter (excessively high speed changes); aTF level dropped; the rotation converter is faulty, or the wrong type of converter is installed; there is a mechanical malfunction of the solenoid valve 7 (N94); aTF supply to electromagnetic valve 7 (N94) is interrupted; the wrong type of TCM is installed; occurs in the electrical circuit of activation of the electromagnetic valve 7 (N94) Read the readings in display group 007
01196 Registered after two launches	Engine/Transmission Wiring CAN Bus (wrong signal); ignition was turned on with TCM J217* disabled; open or short circuit in the circuit between the ECM and TCM; the ECM is faulty or the wrong type of module is installed; tCM is faulty or the wrong type of module is installed * Read the readings in display groups 008 and 009
01236 Not displayed by Malfunction Lamp (MIL)	Shift Lock Solenoid Valve N110; fuse 31 is blown; power supply to solenoid valve N110 is interrupted; open or short circuit in the electrical wiring circuit Read the readings in display group 003
16987 P0603 Indicated by the malfunction indicator lamp (MIL) lighting up	Internal Control Module (ICM) Error; tCM J217 EEPROM monitoring failure
16989 P0605 Registered after two launches	Internal control module (ROM) error; tCM J217 EEPROM monitoring failure
17101 P0717 Indicated by the malfunction indicator lamp (MIL) lighting up	No signal from turbine/transmission speed sensor G182; open or short circuit in the circuit; the protective shielding of the G182 sensor is damaged; sensor G182 is faulty; the output of signals about engine or transmission speed is disrupted; f125 transmission multifunction switch faulty; aTF level dropped; the rotation converter is faulty, or the wrong type of converter is installed; clutch slips/brake band slips; the solenoid valve is jammed Read the readings in display group 001
17125 P0741 Registered after two launches	Rotary Converter Clutch; aTF level dropped; the rotation converter is faulty, or the wrong type of converter is installed; have mechanical problems in the pressure control valve 4 AT (N₂18); aTF supply to valve N₂18 is disrupted; the pressure valve in the rotation converter is faulty; the converter clutch clutch is not functioning properly; electrical activation of solenoid valve N₂18 is faulty Read the readings in display group 007
18141 P1733 Not displayed by Malfunction Lamp (MIL)	Tiptronic sensor switch, - downshift; short circuit to ground in the sensor-switch circuit, located in the downshift selection position (reverse) Read the readings in display group 011
18147 P1739 Not displayed by Malfunction Lamp (MIL)	Tiptronic sensor switch, - upshift; short circuit to ground in the sensor-switch circuit, located in the overdrive selection position (forward) Read the readings in display group 011
18152 P1744 Not displayed by Malfunction Lamp (MIL)	Return of the Tiptronic switch sensor; short circuit to ground in the sensor-switch circuit F189; sensor switch F189 is faulty Read the readings in display group 011
18156 P1748 Registered after two launches	Transmission Control Unit Self-Diagnostics; tCM is faulty
18158 P1750 Registered after two launches	On-board supply voltage is low; open or short circuit in the electrical wiring circuit; the fuse is blown; battery is faulty; open or short circuit in TCM Read the readings in display group 003
18179 P1771 Not displayed by Malfunction Lamp (MIL)	Load signal is permanently off; the wiring between the ECM and TCM (terminal 35) or other components is damaged (for example, an on-board processor), receiving the same signal Read the readings in display group 009
18180 P1772 Not displayed by Malfunction Lamp (MIL)	Load signal is always on; short circuit in the wiring circuit of other elements (for example, an on-board processor), receiving the same signal
18192 P1784 Not displayed by Malfunction Lamp (MIL)	Transmission Shift Circuit Wiring; open or short to ground in the circuit between ECM and TCM (terminal 51) Read the readings in display group 004
18193 P1785 Not displayed by Malfunction Lamp (MIL)	Transmission Shift Circuit Wiring; open or short to B+ in the circuit between ECM and TCM (terminal 51) Read the readings in display group 004
65535 Indicated by the malfunction indicator lamp (MIL) lighting up	TCM J217 is faulty

Instrument panel

VAG codes	Cause
00667	Models without A/C: Open or short circuit in the outside air temperature sensor circuit G17; sensor G17 is faulty. Models with K/V: Open or short circuit in the K/V control head circuit E87; the head is faulty
00771	Open or short circuit in the circuit between the fuel flow meter sensor G and the instrument panel; g sensor is faulty
00779	Open or short circuit in the outside air temperature sensor G17 circuit; sensor G17 is faulty
01039	Open or short circuit in the circuit between the coolant temperature (ECT) sensor G2 and the instrument cluster; g2 sensor is faulty
65535	Control module failure; the instrument panel is faulty - replace it

Security systems

VAG codes	Cause
00532	Supply voltage; the battery is discharged or faulty; short circuit in on-board electrical wiring
00588	Driver Air Bag Activation Module (N95); open or short circuit in the circuit; failure of the coil spring; n95 module fault; sRS Control Module J234 Failure
00589, 00590	Passenger Air Bag Activation Module (N131) - Resistance Excessively High or Low; open or short circuit in the circuit; fault in module N131; sRS Control Module J234 Failure
00591, 00592	Front Seat Belt Buckle Switch Sensor Circuit (driver and passenger respectively)
00594	Open or short circuit in the driver or passenger airbag wiring circuit; failure of the coil spring; airbag module malfunction; sRS Control Module J234 Failure
00595	Data on the accident collision has been entered (side or frontal impact)
00654	Driver Seat Belt Tensioner Activation Module N153; open or short circuit in the left seat tensioner module wiring circuit; fault in module N153; sRS Control Module J234 Failure
00655	Passenger Seat Belt Tensioner Activation Module (N154); open or short circuit in the wiring circuit of the right seat tensioner module; fault in module N154; sRS Control Module J234 Failure
00656	Electrical wiring, incorrect polarity of diode connection, seat occupied sensor; sRS control module
01025	SRS warning light; wiring; sRS control module
01044	The control module coding does not match the vehicle model configuration
01211	Emergency tensioner for left rear seat belt (N196); open or short circuit in the circuit; malfunction in module N196; sRS Control Module J234 Failure
01212	Emergency tensioner for right rear seat belt (N197); open or short circuit in the circuit; malfunction in module N197; sRS Control Module J234 Failure
01213	Rear seat center emergency belt tensioner (N198); open or short circuit in the circuit; fault in module N198; sRS Control Module J234 Failure
01215, 01216	Rear Outboard Seat Occupancy Sensor Circuit; the electrical wiring is damaged; the polarity of the diode connection is broken; the control module is faulty
01217	Driver Seat Side Airbag Module (N199); open or short circuit in the circuit; violation in module N199; sRS Control Module J234 Failure
1218	Passenger Seat Side Airbag Module (N₂00); open or short circuit in the circuit; violation in module N₂00; sRS Control Module J234 Failure
01219, 01220	Rear seat airbags; the electrical wiring is damaged; the control module is faulty
01221	Driver's Seat Side Airbag Directional Overload Sensor (G179); open or short circuit in the circuit/incorrect signal; violation in module G179; sRS Control Module J234 Failure
01222	Driver's Seat Side Airbag Directional Overload Sensor (G180); open or short circuit in the circuit/incorrect signal; violation in module G180; sRS Control Module J234 Failure
01223	Single lock opening signal; sRS Control Module J234 Failure
01228	Front passenger seat airbag deactivation switch sensor; the electrical wiring is damaged; the control module is faulty; the sensor switch is faulty
01280	Front passenger airbag deactivated; sRS control module
01578	Front passenger seat airbag deactivation indicator light; the wiring is damaged, the lamp is burnt out; the control module is faulty
01588, 01589	Driver and front passenger head airbags; the electrical wiring is damaged; the airbag is faulty; the control module is faulty
65535	Control module failure

Seat control

VAG codes	Cause
00668	Battery supply voltage too high/too low (terminal 30) (the battery is dead or the wiring is faulty)
01445	Short circuit or open circuit in the G218 sensor for driver's seat longitudinal adjustment; sensor G218 is faulty
01446	Short circuit or open circuit in the G219 sensor for adjusting the driver's seat backrest; sensor G219 is faulty
01447	Short circuit or open circuit in the G231 sensor for adjusting the height of the driver's seat; sensor G231 is faulty
01448	Short circuit or open circuit in the G232 sensor for adjusting the tilt of the driver's seat assembly; sensor G232 is faulty
01449	Short circuit in the circuit of the switch E222 for adjusting the tilt of the driver's seat assembly (back tilt); switch E222 is faulty
01450	Short circuit in the circuit of the switch E222 for adjusting the tilt of the driver's seat assembly (forward bend); switch E222 is faulty
01451	Short circuit in the circuit of the combined switch E61 for adjusting the driver's seat assembly lift position in the longitudinal and vertical directions (seat lift); switch E61 is faulty
01452	Short circuit in the circuit of the combined switch E61 for adjusting the driver's seat in the longitudinal and vertical directions; switch E61 is faulty
01453	Short circuit in the circuit of the combined switch E61 for adjusting the driver's seat assembly lift position in the longitudinal and vertical directions (forward shift); switch E61 is faulty
01454	Short circuit in the circuit of the combined switch E61 for adjusting the driver's seat assembly lift position in the longitudinal and vertical directions (back shift); switch E61 is faulty
01455	Short circuit in the circuit of the switch E98 for adjusting the position of the backrest of the passenger seat (forward bend); e98 switch is faulty
01456	Short circuit in the circuit of the switch E98 for adjusting the position of the backrest of the passenger seat (back tilt); e98 switch is faulty
01458	Short circuit in the single lock circuit
65535	Control module failure

Headlight control

VAG codes	Cause
00625	Speed Sensor (VSS); open or short circuit in the circuit between the instrument panel and the control module
00774	Left rear sensor (G76) of the ride height adjustment drive; open or short circuit in the circuit between the G76 sensor and the control module; g76 sensor is faulty
00775	Left front sensor (G78) of the ride height adjustment drive; open or short circuit in the circuit between the G78 sensor and the control module; g78 sensor is faulty
01537	Vehicle level sensor; open or short circuit in the circuit between the control module and the sensor
01538	Electric motors for headlight adjustment (V48 and V49); open or short circuit in the circuit between the left (V48) or right (V49) headlight drive motor and the control module; one or both electric motors are faulty
01539	Basic settings not completed 2 (display group 002)
65535	Control module J431 of the automatic headlight aiming system in the vertical plane is faulty

Radio

VAG codes	Cause
00668	Low battery supply voltage (terminal 30) (the battery is dead or the wiring is faulty)
00849	Contact S on the starter circuit breaker switch; break in the chain; sensor switch D is faulty
00850	Control of activation of the radio receiver amplifier output; short circuit in the circuit; malfunction of the amplifier
00852	Front speaker; open or short circuit in the electrical wiring circuit; loudspeaker failure
00852	Rear speaker; open or short circuit in the electrical wiring circuit; loudspeaker failure
00854	Radio display input on the instrument panel; no signal - open or short circuit in the circuit; the instrument panel is faulty
00855	CD changer contact connection; no signal - open or short circuit in the circuit; cD changer unit (R41) is faulty
00856	Radio antenna; open or short circuit in the circuit; short circuit in antenna cable
01044	The control module coding does not match the vehicle model configuration
65535	Control module failure; the radio receiver is faulty

Anti-theft alarm

VAG codes	Cause
01377	Short circuit/open circuit in the left ultrasonic sensor G170; control module failure for sensors J347; g170 sensor failure; false alarm activation of the tracking system
01378	Short circuit/open circuit in the right ultrasonic sensor G171; control module failure for sensors J347; g171 sensor failure, false signal of activation of the tracking system
01379	Short circuit to ground in the circuit of the E183 cabin volume monitoring sensor-switch; control module failure for sensors J347; failure of the sensor-switch E183 The code is written if a short to ground occurs for more than 1 minute.
01380	Attempted entry into the passenger compartment through the left rear window/false alarm
01381	Attempted entry into the passenger compartment through the right rear window/false signal
01382	Attempted entry into the passenger compartment through the left front window/false signal
01383	Attempted entry into the passenger compartment through the right front window/false signal
65535	Control module failure