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

Engine Coolant Temperature Sensor Replacement

Removal Procedure




1. Partially drain the cooling system. Refer to Cooling System Draining and Filling (Static Fill With HP5) (Service and Repair)Cooling System Draining and Filling (Static Fill Without HP5) (Service and Repair)Cooling System Draining and Filling (GE 47716 Fill With HP5) (Service and Repair)Cooling System Draining and Filling (GE 47716 Fill Without HP5) (Service and Repair)
Disconnect the engine wiring harness electrical connector (10) from the engine coolant temperature (ECT) sensor (3).




2. Remove the ECT sensor.

Installation Procedure





Caution: Refer to Fastener Caution (Fastener Caution)

1. Install the ECT sensor. Tighten the sensor to22 Nm (16 lb ft).




2. Connect the engine wiring harness electrical connector (10) to the ECT sensor (3).
3. Fill the cooling system. Refer to Cooling System Draining and Filling (Static Fill With HP5) (Service and Repair)Cooling System Draining and Filling (Static Fill Without HP5) (Service and Repair)Cooling System Draining and Filling (GE 47716 Fill With HP5) (Service and Repair)Cooling System Draining and Filling (GE 47716 Fill Without HP5) (Service and Repair)