Volkswagen Workshop Service and Repair Manuals

Thermostat Housing: Service and Repair
Thermostat Housing Assembly Overview

Thermostat Housing Assembly Overview

Note:
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Coolant hose connection diagram Coolant Hose Connection Diagram.

1 - O-ring

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Replace

2 - Retaining clip

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Check for secure seat

3 - Thermostat housing

4 - 8 Nm

5 - Coolant line

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To transmission oil cooler

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Only vehicles equipped with DSG

6 - Bracket

7 - Thermostat

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Checking: Heat up thermostat in water

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Starts to open: approximately 80 degree C

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End: approximately 105 degree C

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Opens: at least 7 mm

8 - Connecting piece

9 - Seal