FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

ABS Warning Indicator

Test 1-2:




Test 3-8:




Test 9-10:






Symptom
ABS WARNING LAMP

When Monitored and Set Condition:
ABS WARNING LAMP

When Monitored: 1. Ignition on. 2. Checked every 7 milliseconds.

Set Condition: When the ABS warning lamp driver circuit voltage does not match the CAB commands, the Diagnostic Trouble Code (DTC) is set.

POSSIBLE CAUSES
ABS WARNING LAMP DEFECTIVE
ABS WARNING LAMP DRIVER CIRCUIT OPEN
ABS WARNING LAMP DRIVER CIRCUIT SHORTED TO GROUND
CAB CONNECTOR OBSERVABLE DEFECT
FUSED IGNITION SWITCH OUTPUT CIRCUIT OPEN
INSTRUMENT CLUSTER DEFECTIVE
CAB DEFECTIVE