Mariner 4WD L4-2.5L (2010)
Thermostat Housing: Service and Repair
Thermostat Housing - 2.5L
NOTE: The thermostat and thermostat housing are serviced as an assembly.
Removal and Installation
1. Drain the cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding See: Service and Repair.
2. Disconnect the heater hose from the thermostat housing.
3. Disconnect the lower radiator hose from the thermostat housing.
4. NOTE: The view of the thermostat housing bolts is obstructed by A/C and other engine components. However, the bolts can be removed by using
1/4-in drive hand tools.
Remove the 3 bolts and thermostat housing.
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Remove and discard the gasket.
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To install, tighten the bolts to 10 Nm (89 lb-in).
5. To install, reverse the removal procedure.
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Install a new gasket.
6. Fill and bleed the cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding See: Service and Repair.