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

REMOVAL
1. Partially drain cooling system.

NOTE: When the battery has been disconnected and reconnected, some abnormal drive symptoms may occur while the Powertrain Control Module (PCM) relearns its adaptive strategy. The vehicle may need to be driven 16 km (10 miles) or more to relearn the strategy.

2. Disconnect battery negative cable.
3. Disconnect wiring from Engine Coolant Temperature (ECT) sensor.
4. Remove engine coolant temperature sensor.

INSTALLATION
1. Follow removal procedures in reverse order.
2. Tighten sensor to 13-20 Nm (10-15 lb ft).
3. Refill cooling system.