VW Passat B5
since 1996 release
Repair and operation of the car
Foltsvagen Passat B5
+ Maintenance instruction
+ 1. Maintenance
+ 2. Engines
+ 3. Cooling system
+ 4. Fuel system
- 5. Engine management
5.2. Work of a control system of the engine
5.3. Check of system of injection of fuel
5.4. Sensors and executive mechanisms of a control system of the engine
+ 5.5. System of ignition
+ 5.6. Fuel highway and fuel nozzles
5.7. Main malfunctions of a control system of the engine
+ 6. Exhaust system
+ 7. Transmission
+ 8. Running gear
+ 9. Steering
+ 10. Brake system
+ 11. Body
+ 12. Heating, ventilation
+ 13. Electric equipment
In system of injection of fuel it is independently possible to check only the main electric chains.
If normal operation of the engine is broken, first of all check a condition of electric conducting and sockets. Check a condition of the filtering element of the air filter, and also a state and an interelectrode gap of spark plugs. Check passability of hoses of ventilation of a case of the engine and adjustment of a cable of an accelerator. If the engine still works unstably, check a compression in engine cylinders.
If there is a suspicion for bad work of a fuel nozzle, clean it.
If the engine still works unstably, check elements of system of ignition.
If malfunction is not eliminated yet, check integrity of fuses and a condition of electric sockets, and an electrical wiring. On electric sockets there should not be melted-off contacts, moisture, traces of corrosion, dirt and other damages.
After conducting independent check address on the specialized station "Volkswagen" for diagnostics of system of injection of fuel on the special equipment.