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REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Volkswagen Sharan (from 1995 to 2000, the year of issue)

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Volkswagen Sharan
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Volkswagen
Sharan
Introduction
VR6 engine
The two-liter engine (ADY)
Engine oil
Cooling
Coolant
Radiator and fan
Cooling water pump 2.0-liter engine
Pump water cooling VR6 engine
Thermostat 2.0-liter engine
Thermostat VR6 engine
Ribbed Belts
Circulating coolant pump
A fuel injection system VR6 engine
The system Simos injection 2.0-liter engine
The ignition system
Coupling
Manual 5-speed gearbox
The drive shafts
Power steering
Front suspension
Rear suspension
Brakes
Electrical
Diesel engine
The lubrication system of the diesel engine
The cooling system of the diesel engine
The power supply system of the diesel engine and turbocharger
Map service.
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Thermostat 2.0-liter engine



Cooling water pump 2.0-liter engine disassembled
Fig. 188. The pump is water-cooled 2.0-liter engine disassembled: 1 - a bolt, 25 Nm; 2 - a pulley; 3 - bolt 10 Nm; 4 - the water pump; 5 - installation and replacement; 6 - thermostat; 7 - O-shaped sealing ring is always substitution; 8 - coupling; 9 - a collar; 10 - a cover of the thermostat; 11 - V-belt pulley





Thermostat 6 (see. Fig. 188) located in the housing for the water pump cover 10, which is O-shaped sealing ring.
Removing the thermostat spend in the following order:

A warning
The thermostat can be removed only on the cold engine.

- Carefully open the expansion tank cap and drain the coolant level at least until the thermostat (about 4 liters of coolant);
- Disconnect the hose from the thermostat cover and remove the cover;
- Remove the thermostat from the body and remove the O-ring seal from the cover of the thermostat.

Note
A faulty thermostat can not be repaired, so in case of failure, it should be replaced.

Verifying thermostat wire as follows:

Verifying thermostat
Fig. 192. Verifying thermostat





- Hang the thermostat shot on a piece of wire and place it in the container filled with cold water with a thermometer (Fig. 192);
- Gradually heat the water. Defective thermostat should begin to open at approximately 85 ? C. At a temperature of 105 ? C thermostat should be fully open, and his rod shall protrude from the body is not less than 7 mm;
- In the event that the thermostat does not satisfy these requirements, it must be replaced.
When the thermostat:
- Use a new O-ring seal;
- Check the hose clamp before to install it again on the hose;
- Pour coolant in the cooling system.




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Thermostat VR6 engine

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