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. Remove the engine oil dipstick indicator.




3. Slide the electrical connector heat protector (1) off the electrical connector.




4. Disconnect the coolant temperature sensor electrical connector.




5. Remove the coolant temperature sensor.



Installation Procedure






Notice: Refer to Fastener Notice (Fastener Notice) .

1. Install the coolant temperature sensor.

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

2. Install the coolant temperature sensor electrical connector.




3. Slide the electrical connector heat protector (1) onto the electrical connector.
4. Inspect and fill the cooling system as necessary. Refer to Cooling System Draining and Filling (Static Fill) (Service and Repair)Cooling System Draining and Filling (GE 47716) (Service and Repair) .