Anti-Lock Control
WARNING: This page is about a different car, the 2004 Lincoln Navigator and 2004 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.
The four wheel anti-lock brake system (4WABS) with traction control and stability assist system consists of the following components:
- active brake booster with integral solenoid
- brake booster release switch
- front wheel speed sensors
- front wheel speed sensor indicators
- hydraulic control unit (HCU)
- stability assist event indicator
- ABS module
- lateral accelerometer (part of accelerometer)
- rear wheel speed sensors
- rear wheel speed sensor indicators
- steering wheel position sensor
- two brake pressure transducers
- Advance Trac®/stability assist switch
- yaw rate sensor (part of accelerometer)
- roll rate sensor (part of accelerometer)
- yellow anti-lock brake warning indicator
For removal and installation of the brake booster release switch, refer to POWER BRAKE ACTUATION .
For removal and installation of the front wheel speed sensor indicators, refer to FRONT - 2WD COIL SPRINGS or FRONT - 4WD COIL SPRING .
For removal and installation of the rear wheel speed sensor indicator, refer to REAR DRIVE AXLE/DIFFERENTIAL-FORD 8.8-INCH RING GEAR or REAR DRIVE AXLE/DIFFERENTIAL-FORD 9.75-INCH RING GEAR .
For removal and installation of the steering wheel position sensor, refer to STEERING COLUMN .