Front Wheel Speed Sensor: Removal

This procedure is for the removal and installation of one of the two front wheel speed sensors.

1. Raise vehicle on jack stands or centered on a frame contact type hoist. See HOISTING for the required lifting procedure to be used for this vehicle.
2. Remove the tire and wheel assembly from the vehicle.
3. Remove the speed sensor cable routing bracket from the steering knuckle. Remove the wiring harness sealing grommet retainer and speed sensor routing bracket from the inner fender. See Fig 1.
   Fig 1: Speed Sensor Cable Routing

   Courtesy of DAIMLERCHRYSLER CORP.

   1 - SHOCK ABSORBER

   2 - STEERING KNUCKLE

   3 - BOLT

   4 - SPEED SENSOR ROUTING BRACKET

   5 - WHEEL SPEED SENSOR CABLE

   6 - GROMMET RETAINER AND CABLE ROUTING BRACKET

   7 - BOLT

4. Remove speed sensor sealing grommet from the inner fender. See Fig 2. Then unplug the speed sensor cable from the vehicle wiring harness. See Fig 2.
   Fig 2: Wheel Speed Sensor Connection To Vehicle Wiring Harness

   Courtesy of DAIMLERCHRYSLER CORP.

   1 - FRONT SHOCK ABSORBER

   2 - GROMMET RETAINING BRACKET

   3 - WHEEL SPEED SENSOR CABLE

   4 - SEALING GROMMET

   5 - VEHICLE WIRING HARNESS

   6 - INNER FENDER

5. Remove bolt attaching speed sensor to steering knuckle. Then remove speed sensor head from steering knuckle. See Fig 3.
   Fig 3: Speed Sensor Head Attachment To Steering Knuckle

   Courtesy of DAIMLERCHRYSLER CORP.

   1 - SPEED SENSOR HEAD

   2 - DRIVESHAFT

   3 - TONE WHEEL

   4 - STEERING KNUCKLE

   5 - BOLT

   6 - SPEED SENSOR CABLE

   CAUTION: If speed sensor head locating pin has seized to the steering knuckle, do not attempt to remove speed sensor head by grasping with pliers and turning. This will damage the speed sensor head. Use only the following procedure.
6. If speed sensor head can not be removed from steering knuckle by hand, the locating pin on the speed sensor head has seized to the steering knuckle do to corrosion. Remove speed sensor head from steering knuckle using the following procedure. Remove disc brake caliper from steering knuckle, and remove brake rotor from hub/bearing assembly. Then insert a pin punch through hole in front steering knuckle and tap speed sensor head locating pin out of steering knuckle. See Fig 4.

Fig 4: Speed Sensor Head Removal From Steering Knuckle

Courtesy of DAIMLERCHRYSLER CORP.