Petrol engines 2.0 l (ALT) of car Audi A4 B7
Engine — Specifications
4-cylinder petrol engine 1.6 l MPI Type - Petrol, 4-cylinder, in-line, 2-valve, with multi-point injection Engine code - ALZ Cylinder capacity, cm³ — 1.595...
4-cylinder petrol engine 1.6 l MPI Type - Petrol, 4-cylinder, in-line, 2-valve, with multi-point injection Engine code - ALZ Cylinder capacity, cm³ — 1.595...
General information and preparatory operations
General information Note: This chapter describes the most typical and important engine maintenance and repair procedures, excluding procedures that require...
General information Note: This chapter describes the most typical and important engine maintenance and repair procedures, excluding procedures that require...
Checking the compression pressure
Note: An assistant will be required to check the compression pressure. Removing the fuel pump relay or disconnecting electrical components may store a fault...
Note: An assistant will be required to check the compression pressure. Removing the fuel pump relay or disconnecting electrical components may store a fault...
Checking the engine with a vacuum gauge
1. Using a vacuum gauge, you can get information about the condition of the engine and determine if the cylinder head gasket is blown, the fuel system, piston...
1. Using a vacuum gauge, you can get information about the condition of the engine and determine if the cylinder head gasket is blown, the fuel system, piston...
Checking engine oil pressure and engine oil pressure indicator D/V
Note: Before checking, correct the engine oil level if necessary ( see Chapter 1 ). To check the oil pressure in the engine, it is necessary to remove the D/V...
Note: Before checking, correct the engine oil level if necessary ( see Chapter 1 ). To check the oil pressure in the engine, it is necessary to remove the D/V...
Removal and installation the engine
Note: The engine is removed forward without the transmission with the radiator frame removed. When installing the engine, do not forget to return all removed...
Note: The engine is removed forward without the transmission with the radiator frame removed. When installing the engine, do not forget to return all removed...
Bringing the radiator frame into service position
1. The radiator frame installation details are shown in the illustration. 6.1. Radiator frame installation details 1, 8 Bumper buffer mounting bolts, 40 Nm; 2,...
1. The radiator frame installation details are shown in the illustration. 6.1. Radiator frame installation details 1, 8 Bumper buffer mounting bolts, 40 Nm; 2,...
Removal and installation the alternator drive belt
1. The alternator belt installation details are shown in the illustration. 7.1 Alternator belt installation details. 1. Tensioner mounting bolts 2, 25 Nm; 2....
1. The alternator belt installation details are shown in the illustration. 7.1 Alternator belt installation details. 1. Tensioner mounting bolts 2, 25 Nm; 2....
Removal and installation the crankshaft pulley
1. Set the radiator frame to the service position ( see Section 6 ) and remove the alternator drive belt ( see Section 7 ). 2. Holding the crankshaft from...
1. Set the radiator frame to the service position ( see Section 6 ) and remove the alternator drive belt ( see Section 7 ). 2. Holding the crankshaft from...
Removal and installation the auxiliary unit bracket
1. Disconnect the negative cable from the battery. 2. Drain the coolant from the cooling system ( see Chapter 3 ). 3. Set the radiator frame to the service...
1. Disconnect the negative cable from the battery. 2. Drain the coolant from the cooling system ( see Chapter 3 ). 3. Set the radiator frame to the service...
Removal and installation the timing belt and its tensioner
1. Timing belt installation details are shown in the illustration. 10.1 Timing Belt Installation Details 1. Lower timing belt guard; 2. Bolts for fastening...
1. Timing belt installation details are shown in the illustration. 10.1 Timing Belt Installation Details 1. Lower timing belt guard; 2. Bolts for fastening...
Replacing crankshaft seals and their holders
1 The crankshaft seal parts are shown in the illustration. 11.1 Crankshaft seal parts 1. Holder mounting bolts 3, 15 Nm; 2. Front oil seal; 3. Front oil seal...
1 The crankshaft seal parts are shown in the illustration. 11.1 Crankshaft seal parts 1. Holder mounting bolts 3, 15 Nm; 2. Front oil seal; 3. Front oil seal...
Removal and installation the flywheel
Note: Models with manual transmission are equipped with a dual mass flywheel. 1. Remove the manual transmission ( see Chapter 6 ) or CVT ( see Chapter 7 ). On...
Note: Models with manual transmission are equipped with a dual mass flywheel. 1. Remove the manual transmission ( see Chapter 6 ) or CVT ( see Chapter 7 ). On...
Removal and installation the cylinder head and its cover
1. The details of the cylinder head and its cover installation are shown in the illustration. 13.1. Cylinder head and cover installation details 1. Special...
1. The details of the cylinder head and its cover installation are shown in the illustration. 13.1. Cylinder head and cover installation details 1. Special...
Removal and installation of camshafts and chain tensioner, replacement of seals
1. The valve drive mechanism parts are shown in the illustration. 14.1. Timing belt parts 1. Gear wheel mounting bolt 2, 65 Nm; 2. Shaft gear 12; 3. Shaft seal...
1. The valve drive mechanism parts are shown in the illustration. 14.1. Timing belt parts 1. Gear wheel mounting bolt 2, 65 Nm; 2. Shaft gear 12; 3. Shaft seal...
Timing belt repair
Attention: It is prohibited to modify the intake and exhaust valves; only lapping is allowed. 1. To replace the valve stem seals, special tools are used to...
Attention: It is prohibited to modify the intake and exhaust valves; only lapping is allowed. 1. To replace the valve stem seals, special tools are used to...
Removal and installation of parts and units of the lubrication system and balance shafts, major engine repairs
Note: If, during repairs, an increased amount of metal shavings or wear products in the engine oil are found in the engine, then to avoid subsequent damage,...
Note: If, during repairs, an increased amount of metal shavings or wear products in the engine oil are found in the engine, then to avoid subsequent damage,...
This section is available on russian, bulgarian, belarusian, ukrainian, serbian, croatian, romanian, polish, slovak, hungarian
Similar sections of other Audi car models:
Power unit: Petrol injection Audi 80 B4 (1991-1996)
General information: Maintenance (gasoline) Audi A6 C4 (1994-1997)
Power unit: Petrol engine 3.7L and 4.2L Audi A8 D2 (1994-2002)
Power unit: Fuel system (petrol) Audi Q5 Type 8R (2008-2017)
Power unit: Petrol injection Audi 80 B4 (1991-1996)
General information: Maintenance (gasoline) Audi A6 C4 (1994-1997)
Power unit: Petrol engine 3.7L and 4.2L Audi A8 D2 (1994-2002)
Power unit: Fuel system (petrol) Audi Q5 Type 8R (2008-2017)
Share information:
- General information
- Operating instructions
- Power unit
- Petrol engines 1.8 l
- Petrol engines 1.8/2.0 l
- Petrol engines 3.0 l
- Petrol engines 3.2 l
- Fuel system (petrol)
- Diesel engines 2.0 l (CA*)
- Diesel engines 2.0 l (CJCB)
- Diesel engines 2.7/3.0 l
- Diesel engines 3.0 l
- Fuel system (diesel)
- Transmission
- Manual gearbox 0B1
- Manual gearbox 0B2
- Manual gearbox 0B3
- Manual gearbox 0B4
- Automatic transmission 0B5
- Automatic transmission 0B6
- Automatic transmission 0AW
- All-wheel drive system
- Chassis
- Front suspension
- Rear suspension
- Brake system
- Steering system
- Body
- Exterior
- Interior
- Seats
- Doors, locks and windows
- Security system
- Heating and air conditioning
- Electrical equipment
- Audio system
- Power devices
- Equipment and devices
- Lighting and lamps
- Electrical circuits
- General information
- Introduction to manual
- Troubleshooting
- Operating instructions
- Maintenance
- Power unit
- Petrol engines 2.0 (ALT)
- Petrol engines 2.0 (TFSI)
- Petrol engines 1.8 (MPI)
- Diesel engines
- Cooling system
- Air conditioner
- Fuel and exhaust system
- Ignition system
- Starting and charging
- Transmission
- Clutch
- Manual gearbox
- Automatic gearbox
- Drive shafts
- Chassis
- Brake system
- Front suspension
- Rear suspension
- Steering
- Body
- Exterior
- Interior
- Electrical equipment
- Equipment and devices
- Lighting and signaling
- Windscreen wipers and washers
- Electrical diagrams
- Electrical diagrams (since 2007)
- General information
- Vehicle Description
- User manual
- Maintenance
- Power unit
- Gasoline engine
- Diesel engine
- Lubrication system
- Cooling system
- Supply system
- Injection system
- Exhaust system
- Ignition and control
- Transmission
- Gear box
- Clutch and drive shafts
- Chassis
- Brake system
- Car suspension
- Steering
- Body
- Heating and ventilation
- Exterior (external elements)
- Interior (internal elements)
- Electrical equipment
- Power devices
- Lighting and appliances
- Electrical circuits
- General information
- Introduction to the guide
- Car care
- Power unit
- Engine repair
- Lubrication system
- Cooling system
- Injection and control system
- Ignition system
- Power and exhaust system
- Transmission
- Clutch and drive shafts
- Car gearbox
- Chassis
- Suspension and wheels
- Steering
- Brake system
- Body
- Interior
- Exterior
- Electrical equipment
- Equipment and devices
- Lighting and signaling
- Power devices
- Electrical circuits
- General information
- Introduction to the guide
- Car care
- Maintenance (gasoline)
- Maintenance (diesel)
- Power unit
- Gasoline engines
- Diesel engines
- Engine overhaul
- Cooling system
- Fuel injection (gasoline)
- Fuel system (diesel)
- Exhaust system
- Ignition system
- Transmission
- Clutch
- Mechanical gearbox
- Automatic gearbox
- Drive shafts
- Chassis
- Brake system
- Car suspension
- Steering
- Body
- Exterior
- Interior
- Doors, locks and windows
- Heating and ventilation
- Electrical equipment
- Power devices
- Equipment and devices
- Electrical circuits
- General information
- Vehicle description
- Maintenance
- Power unit
- Engine repair
- Turbocharging
- Exhaust system
- Cooling system
- Ignition system
- Fuel system
- Motronic injection system
- MPI and MPFI injection system
- Transmission
- Clutch
- Gearbox and shafts
- Chassis
- Steering
- Car suspension
- Brake system
- Wheels and tires
- Body
- Heating and ventilation
- Body parts
- Electrical equipment
- Fuses and relays
- Power devices
- Lighting and lamps
- Tools and devices
- Electrical circuits