Thermostat Housing: Service and Repair

Thermostat Housing Replacement (LX9)

Removal Procedure





1. Drain the cooling system.
2. Remove the air cleaner outlet duct.
3. Disconnect the surge tank hose from the coolant outlet.
4. Remove the thermostat housing to intake manifold bolts.
5. Remove the thermostat housing outlet and thermostat.

Installation Procedure





1. Install the thermostat and housing outlet.

Notice: Refer to Fastener Notice in Service Precautions.

2. Install the thermostat housing bolts.
^ Tighten the thermostat housing bolts to 25 Nm (18 ft. lbs.).
3. Install the air cleaner outlet duct.
4. Fill the cooling system.
5. Inspect the system for leaks.