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

REMOVAL

1. Drain the radiator (8005) to a level below the water outlet connection and then close the radiator drain cock (8115).

2. Disconnect the battery ground cable.

3. Disconnect the engine coolant temperature sensor electrical connector.

4. Use a deep well socket to remove the engine coolant temperature sensor from the water outlet connection. Discard the washer.

INSTALLATION

1. To install, reverse the removal procedure using a new washer.

2. Tighten the engine coolant temperature sensor to 16-24 Nm (12-18 ft lb).

3. Fill the cooling system.

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.