Technical information

■
■
28
Technician Guidelines for Antilock Braking Systems
■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■
2.Install the fasteners used to hold the sensor pickup
cable in place.
3.Apply lubricant to the sensor spring clip and to the
body of the pickup. NOTE: Use a mineral oil-based
lubricant that contains molybdenum disulfide. The
lubricant should have excellent anti corrosion and
adhesion characteristics, and be capable of continu-
ously functioning in a temperature range of -40° to
300°F (-40°- 150° C).
4.Clean and inspect the hole in the steering knuckle.
Install the sensor pickup spring clip. Make sure the
flange stops are on the inboard side of the vehicle.
5.Push the sensor spring clip into the bushing in the
steering knuckle until the clip stops.
6.Push the sensor pickup completely into the sensor
spring clip until it contacts the tooth wheel/exciter.
7.Install fasteners and straps to retain the pickup wiring.
8. Remove the wheel chocks.
5. Sensor Pickup Removal—Rear Axle
1.Put chocks under the front tires to keep the vehicle
from moving.
2.Raise the rear tire off the ground. Put safety stands
under the axle.
3.Release the parking brake and back off the slack
adjuster to release the brake shoes.
4.Remove the wheel and tire assembly from the axle.
5.Remove the brake drum.
6.Remove the pickup from the mounting block in the
axle housing. Use a twisting motion if necessary.
Never pull or tug on the cable.
7. Remove the sensor spring clip from the mounting block.
8.Disconnect the fasteners that hold the sensor cable
and the hose clamp to the other components.
9.Disconnect the pickup cable from the chassis harness.
6. Sensor Pickup Installation—Rear Axle
To reinstall the sensor pickup in the rear axle:
1. Apply lubricant to the sensor spring clip and to the body
of the pickup. Follow manufacturer’s recommended lube
Sensor Pickup Removal/
Installation: Front Axle