ABS Warning Indicator

Tests 1 And 2:

Tests 3 Through 7:

Tests 8 Through 12:

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 command, 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
ABS WARNING LAMP DRIVER CIRCUIT SHORTED TO VOLTAGE
BCM CONNECTOR OBSERVABLE DEFECT
CAB CONNECTOR OBSERVABLE DEFECT
FUSED IGNITION SWITCH OUTPUT CIRCUIT OPEN
BCM DEFECTIVE
CAB DEFECTIVE