how to remove coolant temperature sensor
The first thing is remove the electronic harness that connects to the sensor. Typically this sensor is attached with a plastic clip. To remove the clip, take a flat head screwdriver and slowly pry the clip from the outside edge of the temperature sensor. Step 8: Remove the coolant temperature sensor. Using a Â¼ drive socket and extension and the correct sized socket (usually 19mm), loosen the sensor from the engine block and remove it entirely.