Pinpoint Test AE: The Brake Pad Wear Warning Message Is Never Or Always On
- Normal Operation and Fault Conditions
See Brake Pad Wear Warning. REFER to: Message Center - Electric - System Operation and Component Description .
Possible Sources
- Wiring, terminals or connectors
- Communication concern
- ABS module
- GWM concern
- IPC
- AE1 CHECK THE MESSAGE CENTER OPERATION
- Ignition ON.
- Close all doors and the hood.
- Clear all message center warnings by pressing the OK button for each warning present.
-
NOTE: If multiple warnings are present, the message center cycles through each of the warning indicators. Allow the message center to cycle through each display while determining whether the door ajar message center warning is active.
Monitor the door ajar message center warning.
- Open the driver door.
- Clear the message center pop-up warning.
- Monitor the door ajar message center warning.
Does the driver door ajar message center warning turn off with the driver door closed and turn on with the driver door open?
Yes GO to AE2 No GO to Pinpoint Test A - AE2 PERFORM THE IPC (INSTRUMENT PANEL CLUSTER) SELF-TEST
- Using a diagnostic scan tool, perform the IPC self-test.
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes REFER to the appropriate IPC DTC Chart. No GO to AE3 - AE3 PERFORM THE ABS (ANTI-LOCK BRAKE SYSTEM) MODULE SELF-TEST
- Using a diagnostic scan tool, perform the ABS module self-test.
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes REFER to: Anti-Lock Brake System (ABS) and Stability Control . No GO to AE4 - AE4 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)
- Using a diagnostic scan tool, check the GWM Continuous Memory Diagnostic Trouble Codes (DTCs).
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes No DIAGNOSE a brake pad wear sensor concern. REFER to: Anti-Lock Brake System (ABS) and Stability Control .