Symptom Chart - Anti-Lock Brake System (ABS) and Stability Control

WARNING: This page is about a different car, the 2018 Lincoln MKC. However, it is still accessible from the selected car via links, so may be relevant.

Anti-Lock Brake System (ABS) and Stability Control

Pinpoint

NOTE: Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to Diagnostic Methods .

Select a symptom to see recommended actions

The ABS module does not respond to the diagnostic scan tool

Possible Source	Action
Refer to the Pinpoint Test	Go to PINPOINT TEST AT

Parking brake fault

NOTE: Diagnostics in Parking Brake System - Parking Brake And Actuation must be carried out before proceeding with this test.

Possible Source	Action
Refer to the Pinpoint Test	Go to PINPOINT TEST Y

The brake warning indicator is always or never on

Possible Source	Action
Low brake fluid Brake fluid level sensor Parking brake applied Parking brake switch Brake booster vacuum sensor IPC concern ABS module concern	RETRIEVE and DIAGNOSE all ABS module DTCs. If there are no ABS module DTCs, DIAGNOSE the brake warning indicator. REFER to Information Center - Instrumentation, Message Center And Warning Chimes .

The ABS warning indicator is always or never on

Possible Source	Action
IPC concern ABS or stability control concern	RETRIEVE and DIAGNOSE all ABS module DTCs. If there are no ABS module DTCs, DIAGNOSE the ABS warning indicator. REFER to Information Center - Instrumentation, Message Center And Warning Chimes .

The stability-traction control indicator (sliding-car icon) is always on or never on

Possible Source	Action
IPC concern ABS or stability control concern	RETRIEVE and DIAGNOSE all ABS module DTCs. If there are no ABS module DTCs, DIAGNOSE the ABS warning indicator. REFER to Information Center - Instrumentation, Message Center And Warning Chimes .

ABS false activation, ABS too sensitive, ABS activates on normal stop

Possible Source	Action
Refer to the Pinpoint Test	Go to PINPOINT TEST BF

The traction control system is inoperative or cannot be disabled using the message center

Possible Source	Action
Refer to the Pinpoint Test	Go to PINPOINT TEST E

The auto hold feature is inoperative, cannot be disabled or enabled

Possible Source	Action
Network concern Auto hold switch FCIM concern ABS module concern	CARRY OUT the FCIM self-test. DIAGNOSE all FCIM DTCs. REFER to the appropriate Information and Entertainment System article. If there are no DTCs in the FCIM, CARRY OUT the ABS module self-test. DIAGNOSE all ABS module DTCs.

The hill start assist feature is inoperative, cannot be disabled or enabled

Possible Source	Action
Network concern IPC concern ABS module concern	CARRY OUT the IPC self-test. DIAGNOSE all IPC DTCs. REFER to Information Center - Instrumentation, Message Center And Warning Chimes . If there are no DTCs in the IPC, CARRY OUT the ABS module self-test. DIAGNOSE all ABS module DTCs.