Sensor, Coolant Temperature: Removal: 6.2L
WARNING: This page is about a different car, the 2019 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
The Engine Coolant Temperature (ECT) sensor is located on the upper portion of the water pump housing. It is installed into a water jacket in-line with the thermostat.
WARNING:
Hot, pressurized coolant can cause injury by scalding. Cooling system must be partially drained before removing the coolant temperature sensor.
- Disconnect and isolate the negative battery cable.
- Remove the air cleaner body. Refer to BODY, AIR CLEANER, REMOVAL .
- Drain the cooling system. Refer to STANDARD PROCEDURE .
- Disconnect the ECT sensor wire harness connector (2).
- Remove the ECT sensor (1) sensor.