Symptom Chart

WARNING: This page is about a different car, the 2009 Ford Ranger. However, it is still accessible from the selected car via links, so may be relevant.

SYMPTOM CHART

Condition	Possible Sources	Action
No communication with the ABS module	Wiring, terminals or connectors ABS module	REFER to MODULE COMMUNICATIONS NETWORK to diagnose the no communication problem.
The red brake warning indicator and the yellow ABS warning indicator are always on	DTCs present in the ABS module	RETRIEVE and RECORD the ABS module DTCs. GO to the ABS MODULE DTC CHART .
The yellow ABS warning indicator is never on	Wiring, terminals or connectors Instrument Cluster (IC) ABS module	REFER to Diagnosis and Testing in INSTRUMENTATION AND WARNING CHIMES to diagnose the warning indicator.
The yellow ABS warning indicator self-checks OK but automatically begins flashing	Wiring, terminals or connectors ABS module HCU	RETRIEVE and RECORD the ABS module DTCs. GO to the ABS MODULE DTC CHART .