Coolant Thermostat Housing, Disassembling and Assembling

Coolant thermostat housing, disassembling and assembling

Note: Routing coolant hoses to thermostat housing, Refer to Cooling System, draining and filling.

1. O-ring
^ Replace if damaged
2. Retaining clip
^ Check seated securely
3. Thermostat housing
4. Bracket
5. 8 Nm
6. Coolant thermostat
^ Observe installation position
^ Checking: Heat up thermostat in water
^ Starts to open at approximately 80°C
^ Ends at approximately 105°C
^ Opening stroke at least 7 mm
7. Unions
8. Seal
^ Replace
9. Engine Coolant Temperature (ECT) sensor -G62-
^ For engine control module
^ With ECT sensor -G2
^ Release pressure in cooling system if necessary before removing components
^ Checking:
Refer to Powertrain Management
10. Plug
^ Release pressure in cooling system if necessary before removing components