VW Passat repair

+ 1. Ekspluatatsiiya of the car
+ 2. Maintenance
+ 3. Engines
- 4. Cooling system
   4.1. General information
   4.2. Check of tightness of hoses of system of cooling
   4.3. Check of level of cooling liquid
   4.4. Replacement of cooling liquid
   4.5. Washing of system of cooling
   4.6. General control of system of cooling
   + 4.7. Removal and installation of elements of system of cooling
+ 5. Power supply system
+ 6. Ignition system
+ 7. Coupling
+ 8. Transmission
+ 9. Drive of forward wheels
+ 10. Suspension brackets
+ 11. Steering
+ 12. Brake system
+ 13. Wheels and tires
+ 14. Systems of heating, ventilation and conditioning
+ 15. Electric equipment
+ 16. Body
+ 17. Electric circuits


Repair B3-B4/Passat B3-B4 Volkswagen Passat>> Cooling system>> General control of system of cooling
In the presence of malfunction in cooling system at first check level of cooling liquid in a broad tank, a tension of an auxiliary driving belt of the pump of cooling liquid and operability of the index of temperature.
If after start the engine gets warm very slowly, probably the thermostat is in constantly open situation. It is possible to define it, having checked a branch pipe going from the thermostat to a radiator. If it теплеет right after engine start - means the thermostat is open. In this case it is necessary to replace it.
If the engine overheats, a hand check temperature of the top hose of a radiator. If the index of temperature issues indications at which the thermostat should open, and a hose cold, that, probably, the thermostat is in a closed position and does not pass cooling liquid to a radiator. In this case the thermostat also is subject to replacement.