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

Engine Coolant Temperature Sensor Replacement

Removal Procedure

Caution: Allow sufficient time for the engine to cool before removing the ECT sensor. A hot engine may cause an excessive coolant loss or a personal injury.

1. Turn the ignition OFF.
2. Partially drain the cooling system. Refer to Draining and Filling Cooling System (GE 47716 Fill) Draining and Filling Cooling System (L26 Static Fill) Draining and Filling Cooling System (LY7 Static Fill) in Engine Cooling.




3. Remove the coolant temperature sensor electrical connector.




4. Remove the coolant temperature sensor.

Installation Procedure






Notice: Refer to Fastener Notice in Service Precautions.

1. Install the coolant temperature sensor.

Tighten the sensor to 22 N.m (16 lb ft).




2. Install the coolant temperature sensor electrical connector.
3. Inspect and fill the cooling system as necessary.