Engine Coolant Temperature Sensor: Removal

WARNING: HOT, PRESSURIZED COOLANT CAN CAUSE INJURY BY SCALDING. COOLING SYSTEM MUST BE PARTIALLY DRAINED BEFORE REMOVING ECT (ENGINE COOLANT TEMPERATURE) SENSOR.

1. Partially drain cooling system until coolant level is below cylinder head. (Refer to COOLING - STANDARD PROCEDURE) .
2. Disconnect ECT (Engine Coolant Temperature) sensor wire connector. See Fig 1 and Fig 2.
3. Remove sensor from engine.

Fig 1: ECT Sensor & Upper Timing Belt Cover/Bolts - 2.4L

Courtesy of DAIMLERCHRYSLER CORP.

1 - UPPER TIMING BELT COVER

2 - ELECTRICAL CONNECTOR (ECT)

3 - MOUNTING BOLTS (3)

Fig 2: ECT Sensor Location - 4.0L

Courtesy of DAIMLERCHRYSLER CORP.

1 - THERMOSTAT HOUSING

2 - ENGINE COOLANT TEMPERATURE SENSOR

3 - ELECTRICAL CONNECTOR