3.7L Engine

Fig 1: MAP Sensor/ECT Sensor - 3.7L

Courtesy of DAIMLERCHRYSLER CORP.

The Engine Coolant Temperature (ECT) sensor (3) on the 3.7L engine is installed into a water jacket at front of intake manifold near rear of generator.

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

Partially drain the cooling system. (Refer to COOLING - STANDARD PROCEDURE) .
Disconnect the electrical connector from the sensor (3).
Remove the sensor from the intake manifold.