toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Mechanical Specifications|Page 1173 > < Mechanical Specifications|Page 1171
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Thermostat: Service and Repair

CAUTION:  Removal of the thermostat would have an adverse effect, causing a lowering of cooling efficiency. Do not remove the thermostat, even if
the engine tends to overheat.

REMOVAL 

1. Drain engine coolant

2. Disconnect Engine Coolant Temperature (ECT) switch connector.
3. Remove water inlet and thermostat as follows:

a. Remove the 2 nuts and water inlet from the water inlet housing.
b. Remove the thermostat.
c. Remove the gasket from the thermostat.

INSTALLATION

Mechanical Specifications|Page 1173 > < Mechanical Specifications|Page 1171