Possible malfunctions of the injection system The fuel tank must be filled, the engine is working, the battery is charged. The starter must provide the required number of revolutions. The ignition system...
KE-Motronic fuel injection system In this control system, the injection and ignition systems are combined in one control unit. Precise adjustment of the injection quantity and ignition timing...
Checking lambda adjustment (only KE-Jetronic) Test conditions: The exhaust system between the catalyst and the cylinder head must be tight. The electro-hydraulic governor and idle adjustment should be in...
Idle stabilization check (KE-Jetronic only) Attention: With the ignition switched off, disconnect the plug on the control valve. Checking work Switch off the ignition and check the control valve for...
Mono-Jetronic injection system With 3.88g engine 66kw (90 HP) AUDI 80 is equipped with a Mono-Jetronic central injection system. Unlike the K / KE-Jetronic system, Mono-Jetronic has one...
Interrogation of the memory of recorded faults The electronics in the control unit detects faults in the Mono-Jetronic system. They are written to the fault memory immediately after the first occurrence. At...
Idling and CO content check Attention: The idle speed and the CO content must be checked together. They are not adjustable. Warm up the engine, oil temperature is 80°C. Turn off all...
K-Jetronic system Models AUDI 80/90 with fuel injection and without a variable catalyst are equipped with the K-Jetronic system, engine designations: DZ, KV. Schematic of...
Removal and installation of a lambda probe Withdrawal Disconnect both plug connections. Raise the car. Unscrew the lambda probe at the front of the catalytic converter. If necessary, unscrew the lower...