VW Passat B5

since 1996 release

Repair and operation of the car



Foltsvagen Passat B5
+ Maintenance instruction
+ 1. Maintenance
- 2. Engines
   2.2. General information
   2.3. Lower mudguard of a motor compartment
   + 2.4. Four-cylinder petrol engine
   + 2.5. Diesel engine 1,9-I-TDI
   + 2.6. Drive of the gas-distributing mechanism
   - 2.7. Engine 2,8-I-V6
      2.7.2. Removal and installation of a head of the block of cylinders
      2.7.3. Check of a compression in engine cylinders
      2.7.4. Check of the engine by means of the vacuum gage
      2.7.5. Removal and installation of a poliklinovy belt
      2.7.6. General recommendations about engine oils
      2.7.7. Circulation of engine oil
      2.7.8. Check of pressure of oil and sensor of pressure of oil
      2.7.9. Removal and installation of the oil pallet
      2.7.10. Start of the engine after capital repairs
      2.7.11. The main malfunctions at start of the engine
      2.7.12. Main malfunctions of the lubrication system
+ 3. Cooling system
+ 4. Fuel system
+ 5. Engine management
+ 6. Exhaust system
+ 7. Transmission
+ 8. Running gear
+ 9. Steering
+ 10. Brake system
+ 11. Body
+ 12. Heating, ventilation
+ 13. Electric equipment






2.7.12. Main malfunctions of the lubrication system

GENERAL INFORMATION

REASON
ELIMINATION METHOD
At inclusion of ignition the control lamp of pressure of oil does not light up
The oil pressure sensor is faulty At the included ignition disconnect the electric socket from the sensor of pressure of oil and connect it to the mass of the car. If at the same time the control lamp of pressure of oil lights up, so the oil pressure sensor is faulty, and it needs to be replaced.
Break in an electric chain of the sensor of pressure of oil or the oxidized contacts Check an electric chain of the sensor of pressure of oil and a condition of contacts.
Malfunction of a control lamp of pressure of oil Replace a control lamp of pressure of oil.
After start of the engine the control lamp of pressure of oil does not die away
Too high temperature of engine oil At increase in turns of the engine the control lamp of pressure of oil has to go out.
The control lamp of pressure of oil does not die away at increase in turns of the engine or lights up in the course of operation of the engine
Too low pressure of oil Check the level of engine oil and if necessary, bring it to norm. Check oil pressure.
Short circuit on the mass of a wire from the oil pressure sensor Disconnect the electric socket from the oil pressure sensor and isolate it. Include ignition. If at the same time the control lamp of pressure of oil lights up, check a condition of an electric chain of the sensor of pressure of oil.
The oil pressure sensor is faulty Replace the oil pressure sensor.
Low pressure of oil on all turns of the engine
Level of engine oil in the engine is lower than norm Bring the level of engine oil in the engine to norm.
The mesh filter is polluted or there is an opening in an oil receiver tube Remove the oil pallet and clear the mesh filter or replace an oil receiver pipe.
The increased gap in bearings of a bent shaft. Check a condition of bearings of a bent shaft and, if necessary, replace them.
The oil pump is faulty Remove the oil pump, check its state and if necessary, replace.
The reduced oil pressure on low turns of the engine
Perepuskna the valve of the oil pump is in constantly open situation Remove perepuskny the valve and check its state.
The increased oil pressure at engine turns more than 2 000 rpm
The valve does not open perepuskny Remove perepuskny the valve and check its state.