Repair VW Sharan. Diesel engines: 1,9 l TDI.
+ 1. Introduction
+ 2. Engine VR6
+ 3. The two-litre engine (ADY)
+ 4. System of greasing of the engine
+ 5. Cooling system
+ 6. System of injection of fuel of engine VR6
+ 7. System Simos of injection of fuel of the 2,0-litre engine
+ 8. Ignition system
+ 9. Coupling
+ 10. A mechanical 5-step transmission
+ 11. Shaft of a drive of wheels
+ 12. The steering hydraulic booster
+ 13. A forward suspension bracket
+ 14. A back suspension bracket
+ 15. Brake system
+ 16. An electric equipment
+ 17. The diesel engine
+ 18. System of greasing of the diesel engine
- 19. System of cooling of the diesel engine
+ 19.1. A cooling liquid
+ 19.2. A radiator and the fan
+ 19.3. The pump of a cooling liquid
19.4. The thermostat
+ 20. The power supply system of the diesel engine and turbocharger
+ Maintenance service card
+ Specifications and characteristics
Folksvagen Sharan/Sharan repair>> System of cooling of the diesel engine>> The thermostat
The thermostat operates redistribution of streams of a cooling liquid in system of cooling of the engine. The thermostat is located in the case of the water pump under a cover which has a sealing ring (see fig. 468).
Order of removal of the thermostat (works are spent on the cold engine):
- Merge cooling liquid from cooling system;
- Disconnect bringing hose;
- Uncover the thermostat;
- Remove the thermostat with a sealing ring.
The thermostat is not subject to repair, therefore in case of malfunction replace it. Simple check of working capacity of the thermostat is spent as follows:
- Suspend the thermostat on a wire and lower it in a vessel with cold water (fig. 192 see);
- Suspend the thermometer (with an interval of measurement of temperature not less than 10-120 ° C) so that it did not concern a vessel bottom;
- Heat up water.
1) whether will start the thermostat to open at temperature 85 ° C;
2) at temperature 105 ° C the thermostat should open completely;
3) the thermostat pin should be put forward from the case a minimum on 7 mm.
If the thermostat does not maintain this check it is necessary to replace it.
At thermostat installation use a new lining. Check up a hose collar before again it to establish on a hose. Fill in cooling liquid in cooling system as it has been described in item 19.1.1.