Engine Coolant Temperature Sensor - Removal

5.7L/6.4L

The Engine Coolant Temperature (ECT) sensor is located on the upper portion of the water pump housing. It is installed into a water jacket inline with the thermostat.





WARNING: Hot, pressurized coolant can cause injury by scalding. Cooling system must be partially drained before removing the coolant temperature sensor.

1. Remove the air intake system Air Cleaner Body - Removal.

NOTE: Do not waste reusable coolant. If solution is clean, drain coolant into a clean container for reuse.

2. Partially drain the cooling system Service and Repair.
3. Disconnect electrical connector (3) from sensor (2).
4. Remove sensor from the water pump housing.