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

Removal Procedure

Notice:
Care must be taken when handling the ECT sensor. Damage to the ECT sensor will affect operation of the fuel injection system.

1. Relieve coolant pressure.

2. Remove the air intake duct.

3. Disconnect the negative battery cable. Refer to Battery Disconnect Caution in General Information.

4. Disconnect the electrical connector.

5. Using a deep well socket and extension, remove the sensor.

Installation Procedure
1. Coat engine coolant temperature sensor threads with sealer P/N 9985253 or equivalent.

2. Install the sensor in engine. Tighten the sensor to 23 Nm (17 lb. ft.).

3. Install the electrical connector.

4. Install the air intake duct.

5. Connect the negative battery cable.

6. Start engine.

7. Check for leaks.