Transmission Speed Sensor: Service and Repair

WARNING: Make sure lifts, jacks and safety stands are placed properly.

1. Raise the front of the vehicle, and support it with safety stands.
2. Set the parking brake, and block both rear wheels securely.




3. Remove the transmission mount and mount bracket.
4. Disconnect the mainshaft or countershaft speed sensor connector.
5. Remove the 6 mm bolt from the transmission housing, and remove the mainshaft or countershaft speed sensor.




6. Replace the O-ring with a new one before reinstalling the mainshaft or countershaft speed sensor.