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

REMOVAL PROCEDURE

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

CAUTION: Refer to Battery Disconnect Caution in Service Precautions.

1. Disconnect the negative battery cable.

CAUTION: Do not remove the pressure cap from the high fill reservoir while the engine is at normal operating temperature. An unexpected release of hot engine coolant may result in severe burns.

2. Relieve the coolant pressure.
3. Drain the cooling system below the level of the sensor.
4. Remove the air cleaner assembly.
5. Disconnect the electrical connector releasing locking tab.
6. Remove the coolant sensor from engine.

INSTALLATION PROCEDURE

NOTE: Refer to Component Tightening Notice in Service Precautions.

1. Coat the threads only with sealer P/N 9985253 or equivalent.

Tighten
Tighten the sensor to 13 N.m (10 lb ft).

2. Install the coolant sensor in the engine.
3. Connect the electrical connector.
4. Refill the coolant system.
5. Connect the negative battery cable.
6. Install the air cleaner assembly.