volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Thermostat Housing, Engine Cooling|Locations|Page 1887 > < Thermostat, Engine Cooling|Specifications|Page 1883
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Thermostat Housing: Locations

Thermostat Housing Assembly Overview

Note: 

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Coolant hose connection diagram.

1 - O-ring 
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Replace

2 - Retaining clip 
^

Check for secure seat

3 - Coolant thermostat housing 
4 - 8 Nm 
5 - Coolant line 
^

To transmission oil cooler

6 - Bracket 
7 - Coolant thermostat 
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Note installation position

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Checking: Heat up thermostat in water

^

Starts to open: approximately 80° C

^

End: approximately 105° C

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Opens: at least 7 mm

8 - Connecting piece 
9 - Seal 
10 - Engine Coolant Temperature (ECT) sensor G62 
11 - Sealing plugs

Thermostat Housing, Engine Cooling|Locations|Page 1887 > < Thermostat, Engine Cooling|Specifications|Page 1883