Transmission Range Sensor: Description

The Transmission Range Sensor (TRS) is mounted to the top of the valve body inside the transmission and can only be serviced by removing the valve body assembly. The electrical connector extends through the transmission case.

Fig 1: Identifying Valve Body Assembly

Courtesy of DAIMLERCHRYSLER CORP.

The Transmission Range Sensor (TRS) has four switch contacts that monitor shift lever position and send the information to the PCM.