Sensor, Oil Temperature: Description
WARNING: This page is about a different car, the 2017 Jeep Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
The oil temperature sensor is a two wire sensor located on the variable valve actuation assembly at the cylinder head. The sensor probe is mounted to the variable valve actuation assembly through an access hole. A compression washer seals the oil temperature sensor to the variable valve actuation assembly.