Diesel Data: Automotive Repair

Input Shaft (Mainshaft) Speed Sensor Replacement




Input Shaft (Mainshaft) Speed Sensor Replacement

1. Raise the vehicle on a lift, or apply the parking brake, block both rear wheels, and raise the front of the vehicle. Make sure it is securely supported.

2. Remove the splash shield (A).






3. Remove the damper from the front subframe.






4. Disconnect the input shaft (mainshaft) speed sensor connector, and remove the input shaft (mainshaft) speed sensor (A).





5. Install a new O-ring (B) on a new input shaft (mainshaft) speed sensor, then install the input shaft (mainshaft) speed sensor in the transmission housing.

6. Check the connector for rust, dirt, or oil, and clean or repair if necessary, then connect the connector securely.

7. Install the damper on the front subframe.

8. Install the splash shield.