Thermostat: Service and Repair

Thermostat - 3.0L (4V)













Removal and Installation

1. Drain the cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding Service and Repair.

2. Disconnect the lower radiator hose from the thermostat housing.

3. NOTE: To install, lubricate the thermostat housing O-ring seal with clean engine coolant.

Remove the 2 bolts, thermostat housing cover, O-ring seal and thermostat.

- To install, tighten to 10 Nm (89 lb-in).

4. To install, reverse the removal procedure.
- Clean and inspect the O-ring seal. Install a new seal if necessary.

5. Fill and bleed the cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding Service and Repair.