Coolant Temperature Sensor/Switch (For Computer): Service and Repair
REMOVAL1. Disconnect negative battery cable.
2. Drain radiator.
3. Disconnect Engine Coolant Temperature (ECT) sensor electrical connector.
4. Using a suitable wrench, remove sensor.
INSTALLATION
Engine Coolant Temperature (ECT) Sensor:
1. Install sensor with new washer. Tighten to 18 - 22 ft lb (25 - 29 Nm).
2. Connect ECT sensor electrical connector.
3. Refill cooling system.
4. Connect negative battery cable.