Coolant Temperature Sensor/Switch (For Computer): Service and Repair

ECT Sensor Replacement

Removal Procedure

Notice: Use care when handling the coolant sensor. Damage to the coolant sensor will affect the operation of the fuel control system.

1. Drain the engine coolant system. Refer to Draining and Filling Cooling System the Engine Cooling.




2. Disconnect the ECT sensor electrical connector.
3. Remove the ECT sensor from the thermostat housing.

Installation Procedure

Notice: Refer to Component Tightening Notice in Cautions and Notices.

1. Install the ECT sensor to the thermostat housing.
Tighten
Tighten the ECT sensor to 10 to 20 N.m (7.5 to 14 lb ft).

2. Connect the ECT sensor electrical connector.
3. Fill the engine coolant system to the proper level. Refer Draining and Filling Cooling System to Engine Cooling.