Vehicle Speed Sensor: Service and Repair

Vehicle Speed Sensor (VSS):

REMOVAL
1. Disconnect the battery ground cable.

NOTE: When battery voltage is removed from the Powertrain Control Module (PCM), all learned values will be cleared and reset to predetermined values. When battery voltage is restored to the PCM, the vehicle may exhibit certain driveability concerns. It will be necessary to drive the vehicle to allow the PCM to relearn values for optimum driveablilty and performance.

2. Raise vehicle on hoist.
3. Disconnect the Vehicle Speed Sensor (VSS) electrical connector.
4. Remove speedometer cable from VSS.
5. Remove bolt and VSS.
6. Remove driven gear retainer and driven gear.
7. Inspect the speedometer driven gear retainer O-ring for nicks and cuts. Replace if necessary.

INSTALLATION
1. To install, reverse removal procedure.
2. Tighten the VSS bolt to 5-6 Nm (43-53 lb in).
3. Tighten VSS and speedometer cable.