F 150 2WD Pickup V8-5.4L Prop SOHC VIN Z (1998)
Wheel Speed Sensor: Service and Repair
Wheel Speed Sensor
Rear Antilock Brake System
REMOVAL
1. Raise and support the vehicle.
WARNING: THE ELECTRICAL POWER TO THE AIR SUSPENSION SYSTEM MUST BE SHUT OFF PRIOR TO HOISTING,
JACKING OR TOWING AN AIR SUSPENSION VEHICLE. THIS CAN BE ACCOMPLISHED BY TURNING OFF THE AIR
SUSPENSION SWITCH LOCATED IN THE RH KICK PANEL AREA. FAILURE TO DO SO MAY RESULT IN UNEXPECTED
INFLATION OR DEFLATION OF THE AIR SPRINGS WHICH MAY RESULT IN SHIFTING OF THE VEHICLE DURING THESE
OPERATIONS.
2. Remove the rear anti-lock brake sensor.
1
Disconnect the rear anti-lock brake sensor electrical connector.
2
Remove the bolt.
3
Remove the rear anti-lock brake sensor.
CAUTION: Before removing the rear anti-lock brake sensor, clean any dirt around the sensor to prevent the dirt from contaminating the rear axle
fluid.
INSTALLATION
1. Clean and inspect the rear anti-lock brake sensor.
1
Clean the axle mounting surface.
2
Inspect and clean the magnetized rear anti-lock brake sensor pole piece.
3
Inspect the rear anti-lock brake sensor for damage; replace if necessary.
4
Lightly lubricate the rear anti-lock brake sensor O-ring with motor oil.