Service manual

Group 59 Anti-Lock Brake System (Bendix) Service Procedures
3
CAUTION
Potential sensor damage. DO NOT us a screwdriver
or sharp instrument to insert sensor. Use of a sharp
instrument could cause sensor damage.
Using the ABS sensor tool (see “ABS
Sensor Adjustment” page 63), press
the sensor into the spring clip and
mounting block. Press the sensor to-
ward the hub until it contacts the tooth
wheel.
4
Connect the sensor cable to the chas-
sis harness. Secure the connection
with a cable tie.
5
Fasten the sensor cable to the brake
chamber hose using a cable tie. Install
additional ties as necessary to hold
the sensor cable in place.
6
Install the brake drum.
7
Adjust the rear axle brakes.
8
Install the wheel and tighten the wheel
nuts.
9
Remove the jack stand(s) from under
the vehicle.
10
Lower the vehicle and remove the
wheel blocks.
11
Verify proper sensor adjustment by
driving the vehicle. This allows the
ABS to perform an additional self test
(see “ABS Self Tests” page 22). Once
the vehicle reaches approximately 11
km/h (7 mph), the ABS warning lamp
will go out if the sensor is properly ad-
justed.
Front Modulator Valve Replace-
ment
PERSONAL INJURY HAZARD! Before working on a
vehicle, set the parking brakes, place the transmission
in neutral, and block the wheels. Failure to do so can
result in unexpected vehicle movement and can cause
serious personal injury or death.
Removal
1
Park the vehicle on a level surface, ap-
ply the parking brake, and block the
wheels. Ensure the vehicle ignition is
OFF and transmission is in neutral.
2
W5000534
Disconnect the electrical connector
from the valve.
3
Identify and label or mark modulator
valve air lines for later reinstallation.
4
W5000956
Using the air filter removal tool, dis-
connect the air supply and delivery
lines from the valve.
67