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

ENGINE COOLANT TEMPERATURE (ECT) SENSOR REPLACEMENT

REMOVAL PROCEDURE

IMPORTANT: Use care when handling the engine coolant temperature (ECT) sensor. Damage to the ECT sensor will affect proper operation of the fuel injection system.

1. Drain the engine coolant. Refer to Draining and Filling Cooling System in Cooling System.
2. Disconnect the ECT sensor electrical connector (1) from the ECT sensor (2) located next to the upper radiator hose on the cylinder head.
3. Remove the ECT sensor (2) from the cylinder head.

INSTALLATION PROCEDURE

1. Install the ECT sensor (2) into cylinder head.

NOTE: Refer to Component Fastener Tightening Notice in Service Precautions.

Tighten the ECT sensor to 20 N.m (14 lb ft).

2. Connect the ECT sensor electrical connector (1).
3. Refill the engine coolant. Refer to Draining and Filling Cooling System in Cooling System.