4.7L Engine

WARNING: This page is about a different car, the 2005 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.

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

The ECT sensor is located near the front of the intake manifold. See Fig 1.

Partially drain cooling system. (Refer to COOLING - STANDARD PROCEDURE) .
Disconnect electrical connector from ECT sensor.
Remove sensor from intake manifold.

Fig 1: Engine Coolant Temperature Sensor

Courtesy of DAIMLERCHRYSLER CORP.

1 - ECT SENSOR

2 - MOUNTING BOLTS (2)

3 - MAP SENSOR

4 - INTAKE MANIFOLD