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

REMOVAL
1. Drain engine cooling system.
2. Disconnect battery ground cable.

NOTE: When the battery has been disconnected or 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.

3. Remove the engine intake air resonator.
4. Disconnect engine control sensor wiring from Engine Coolant Temperature (ECT) sensor.
5. Remove ECT sensor.

INSTALLATION
1. Follow removal procedure in reverse order.
2. Tighten engine coolant temperature sensor to 14-19 Nm (11-14 lb ft).
3. Install the engine intake air resonator.