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

REMOVAL

1. Partially drain engine cooling system.

2. Disconnect battery ground cable.

NOTE: When the battery has been disconnected and reconnected, some abnormal drive symptoms may occur while the powertrain control module relearns its adaptive strategy. The vehicle may need to be driven 10 miles or more to relearn the adaptive strategy.

3. Disconnect engine control sensor wiring from Engine Coolant Temperature (ECT) sensor.

4. Remove ECT sensor from intake manifold.

INSTALLATION

1. To install, reverse removal procedure.

2. Tighten ECT sensor to 8-13 Nm (6-8 ft lb).

3. Refill cooling system.