Symptom Table

SYMPTOM TABLE

Condition	Possible Sources	Action
No communication with the ABS module	Fuse(s) Wiring, terminals or connectors ABS module	REFER to MODULE COMMUNICATIONS NETWORK to diagnose the no communication problem.
The yellow ABS warning indicator is always/never on	DTCs are present in the ABS module Wiring, terminals or connectors Instrument Cluster (IC)	RETRIEVE and RECORD all ABS module DTCs. GO to the ABS MODULE DTC TABLE . If there are no ABS module DTCs present, REFER to INSTRUMENTATION, MESSAGE CENTER, AND WARNING CHIMES to diagnose the IC .
The yellow stability/traction control indicator (sliding-car icon) is always/never on	DTCs are present in the ABS module Wiring, terminals or connectors IC	RETRIEVE and RECORD all ABS module DTCs. GO to the ABS MODULE DTC TABLE . If there are no ABS module DTCs present, REFER to INSTRUMENTATION, MESSAGE CENTER, AND WARNING CHIMES to diagnose the IC .
The sliding-car icon flashes once every 2 seconds	Stability/traction control system calibration required	CALIBRATE the stability/traction control system. REFER to STABILITY/TRACTION CONTROL SYSTEM SENSOR CALIBRATION .
Unintended ABS activation, ABS too sensitive, ABS activates on a normal stop	Brake drag	ELIMINATE the base brake system as the cause of the problem. REFER to Diagnosis and Testing in BRAKE SYSTEM - GENERAL INFORMATION .
	Parking brake shoes out of adjustment (dragging)	CHECK and, if necessary, ADJUST the parking brake shoes. REFER to PARKING BRAKE AND ACTUATION .
	Wheel speed sensor tone rings Wheel speed sensor Wiring, terminals or connectors	GO to PINPOINT TEST J .
The stability/traction control system cannot be disabled	MyKey™-restricted key in use with AdvanceTrac® always-on feature configured "on" Wiring, terminals or connectors Stability/traction control switch ABS module	GO to PINPOINT TEST K .