Engine Coolant Temperature Sensor Replacement

Engine Coolant Temperature Sensor Replacement

Removal Procedure




1. Relieve the coolant system pressure.
Warning: Refer to Battery Disconnect Warning (Battery Disconnect Warning).
2. Disconnect the negative battery cable.
3. Drain the coolant below the engine coolant temperature (ECT) sensor level.
4. Disconnect the ECT sensor connector.

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

5. Remove the ECT sensor.

Installation Procedure





Caution: Refer to Fastener Caution (Fastener Caution).

1. Install the ECT sensor.

Tighten the ECT sensor to 20 Nm (15 lb ft).

2. Connect the ECT sensor connector.
3. Fill the cooling system. Refer to Cooling System Draining and Filling (Service and Repair).
4. Connect the negative battery cable.