Wheel Speed Sensor: Service and Repair

Front Wheel Speed Sensor:

TOOLS REQUIRED
^ J 38764-A Wheel Speed Sensor Installer
^ J 22912-01 Split Plate Puller

NOTE: The front wheel speed sensor is an integral part of the front hub-bearing assembly.

REMOVE OR DISCONNECT
1. Wheel speed sensor connector.
2. Hub and bearing assembly. Clean all dirt and debris from entire assembly before removing sensor.
3. Using Split Plate Puller J 22912-01 (or equivalent), remove sensor and slinger from bearing assembly.

IMPORTANT:

^ Do not allow debris to enter bearing when sensor is removed.

^ Do not add lubricant to bearing through sensor housing opening. The bearing is lubricated for the life of the vehicle.

^ Do not clean grease from toothed sensor ring. Grease does not affect sensor operation.

^ Inspect bearing and sensor cap for any indication of water or debris entry (i.e. rust, or grease being very fluid). If indication of water or debris exists, replace entire hub and bearing assembly.

CLEAN
Clean Sealant from outer diameter of bearing hub using only a clean, lint free cloth.

INSTALL OR CONNECT

NOTE: Place hub and bearing assembly on J 38764-A (or equivalent) to prevent possible damage to studs.

1. Apply 620 Loctite (or equivalent) to groove in outer diameter of bearing hub per instructions in the service kit.
2. Sensor, using tool J 38764-A along with a press.
3. Hub and bearing assembly.
4. Wheel speed sensor connector.