Output Shaft Speed (OSS) Sensor

1. On 4x4 vehicles, remove the front driveshaft. For additional information, refer to DRIVELINE SYSTEM .
2. For 4x2 vehicles, with the vehicle in PARK, position on a hoist.
3. Remove the shift cable and bracket.
   Fig 1: Removing Shift Cable And Bracket

   Courtesy of FORD MOTOR CO.
4. Remove the components in the order indicated in the following illustration.
5. To install, reverse the removal procedure.
   Fig 2: Removal Sequence Of Output Shaft Speed (OSS) Sensor

   Courtesy of FORD MOTOR CO.

Item 3: Speed Sensor Removal Note 

1. Remove the OSS sensor.
   1. Remove the OSS sensor screw.
   2. Remove the OSS sensor from the transmission.
   • Inspect the OSS sensor O-ring for damage. If damaged, install a new O-ring.
     Fig 3: Identifying OSS Sensor

     Courtesy of FORD MOTOR CO.

Item 3: Speed Sensor Installation Note 

1. Inspect and lubricate the O-ring with petroleum jelly.
   1. Install the OSS sensor into the transmission.
   2. Tighten the screw.
      Fig 4: Installing OSS Sensor Into Transmission

      Courtesy of FORD MOTOR CO.