Grand Cherokee 2006-2007

Coolant Temperature Sensor

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3.7L & 4.7L Engines



The Engine Coolant Temperature (ECT) sensor is installed into a water jacket at the front of the intake manifold.

5.7L Engine





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Fig. ECT sensor mounting used on 5.7L engines

The Engine Coolant Temperature (ECT) sensor is located under the air conditioning compressor. It is installed into a water jack at the front of the cylinder block.

 
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