Thermostat: Service and Repair

NOTE: Numbers in parentheses ( ) indicate a component or tool in the associated illustration.

REMOVAL

WARNING:
^ Risk of scalding as a result of hot coolant spraying out
^ Open cap of expansion reservoir or radiator (2)
^ Do not open the cap of the expansion reservoir or radiator unless the coolant temperature is below 90°C.
^ Carefully turn cap to the first detent or slowly about 1/2 turn.
^ Wear protective clothing.

1. Drain coolant, refer to Draining/Filling Cooling System.
2. Remove coolant thermostat housing (17)
3. Remove coolant thermostat (20)

INSTALLATION
- Install in the reverse order, noting the following:
The recess at the coolant thermostat (20) must be aligned with the rib on the coolant thermostat housing (17) (arrow)
Replace O-ring (19)
Check cooling system for leaks, refer to Test System For Leaks. Testing and Inspection