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

Removal Procedure

WARNING: Allow sufficient time-for the engine to cool before removing the ECT sensor. Excessive coolant loss or personal injury may result if the engine is hot.

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

1. Partially drain the coolant system.
2. Disconnect the ECT sensor connector.
3. Remove the ECT sensor.

Installation Procedure

NOTE: A non-hardening sealer should be applied to the sensor threads prior to installation to prevent coolant leaks. Use PIN 1050805 or equivalent.

1. Install the ECT sensor. Tighten the ECT sensor to 20 Nm (15 lb. ft.).

2. Connect the ECT sensor connector.
3. Refill the coolant system.