Mainshaft Speed Sensor Replacement
Input Shaft (Mainshaft) Speed Sensor Replacement1. Lift the vehicle up on a lift or apply the parking brake, block the rear wheels, and raise the front of the vehicle. Make sure it is securely supported.
2. Remove the splash shield.
3. Disconnect input shaft (mainshaft) speed sensor connector.
4. Remove the bolt securing the input shaft (mainshaft) speed sensor, then remove the input shaft (mainshaft) speed sensor (A) from the end cover.
5. Install the new O-ring (B) on the input shaft (mainshaft) speed sensor, then install the input shaft (mainshaft) speed sensor in the end cover. Do not allow dust or foreign particles to enter the transmission.
6. Check the connector for rust, dirt, or oil, then connect the connector securely.
7. Install the splash shield and lower the vehicle.