Malibu L4-144 2.4L DOHC VIN T SFI (1998)
Coolant Temperature Sensor/Switch (For Computer): Service and Repair
Removal Procedure
Notice: Care must be taken when handling an Engine Coolant Temperature (ECT) sensor. Damage to the Engine Coolant Temperature (ECT) sensor
will affect proper operation of the fuel injection system.
1. Turn the ignition switch OFF.
2. Relieve the coolant system pressure.
3. Disconnect the ECT sensor electrical connector.
4. Carefully back Out the ECT sensor.
Installation Procedure
1. Coat only the threads with sealer
2. Install the ECT sensor in the engine, fully driven, seated and not stripped.
3. Connect the ECT sensor electrical connector.
3. Refill the engine coolant system.
