Thermostat: Service and Repair

Thermostat

Removal

CAUTION: Engine coolant will damage the paint finished surfaces. If spilt, immediately remove the coolant and clean the area with water.

CAUTION: Anti-freeze concentration must be maintained at 50%.
1 Remove the cover and disconnect the battery ground cable. For additional information, refer to Specifications [1][2]Battery
2 Remove the engine cover. For additional information, refer to Engine Cover Service and Repair
3
WARNING: Since injury such as scalding could be caused by escaping steam or coolant, do not remove the filler cap from the coolant expansion tank while the system is hot.
Drain the cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding - Vehicles Without: Supercharger Cooling System Draining, Filling and Bleeding
4 Disconnect the thermostat housing coolant hose.
- Release the clip.




5 Remove the thermostat housing.
- Remove the 3 Torx screws.
- Remove and discard the O-ring seal.




6 Release and remove the thermostat.

Installation
1 Install the thermostat.
2 Install the thermostat housing.
- Clean the component mating faces.
- Install a new O-ring seal.
- Tighten the Torx screws to 4 Nm (3 lb.ft).
3 Connect the thermostat housing coolant hose.
- Secure with the clip.
4 Refill the cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding - Vehicles Without: Supercharger Cooling System Draining, Filling and Bleeding
5 Install the engine cover. For additional information, refer to Engine Cover Service and Repair
6 Connect the battery ground cable and install the cover. For additional information, refer to Specifications [1][2]Battery