FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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ABS Indicator Does Not Turn On When Ignition Is Turned On

ABS Light Does Not Come On. (Part 1 0f 2):




ABS Light Does Not Come On. (Part 2 0f 2):






NORMAL OPERATION
When the ignition switch is turned ON (II), the Anti-lock Brake System (ABS) indicator light drive transistor in the ABS control unit is activated by self-bias and turns the ABS indicator light on.

SYMPTOM
ABS light inoperative.

POSSIBLE CAUSES
- Blown BACK-UP LIGHTS/METER LIGHTS (10 A) fuse.
- Open circuit between the BACK-UP LIGHTS/METER LIGHTS (10 A) fuse and ABS indicator light.
- Blown ABS indicator light bulb.
- Open circuit between the ABS indicator light and ABS control unit.
- Open circuit between the ABS control unit and body ground.
- Poor body ground.
- Faulty ABS control unit.