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

Engine Coolant Temperature Sensor:

REMOVAL

1. Partially drain engine cooling system.

2. Disconnect battery ground cable.

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

4. Remove ECT sensor from intake manifold.

INSTALLATION

1. Install ECT sensor, tighten to 14-19 Nm (10-14 ft lb).

2. Reconnect engine control sensor wiring to ECT sensor.

3. Refill cooling system.

4. Reconnect 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.