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

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

REMOVAL PROCEDURE

IMPORTANT: Care must be taken when handling engine coolant temperature sensor. Damage to the engine coolant temperature sensor will affect proper operation of the fuel injection system.

1. Disconnect the negative battery cable.
2. Drain the radiator coolant.
3. Disconnect the ECT sensor electrical connector (1) from the ECT sensor (3).
4. Remove the ECT sensor shield (2) from around the ECT sensor.
5. Remove the ECT sensor from the engine.

INSTALLATION PROCEDURE

IMPORTANT: Care must be taken when handling engine coolant temperature sensor. Damage to the engine coolant temperature sensor will affect proper operation of the fuel injection system.

NOTE: Refer to Fastener Notice in Service Precautions.

Tighten
Tighten the ECT sensor to 25 N.m (18 lb ft).

1. Hand start the ECT sensor (3) into the engine.
2. Connect the ECT sensor shield (2) from around the ECT sensor.
3. Connect the electrical connector (1) to the ECT sensor (3).
4. Refill the radiator with coolant.
5. Connect the negative battery cable.
6. Start the engine.
7. Check for coolant leaks.
8. Check the coolant level.