Pinpoint Test An : A Door Ajar Warning Message Is Never Or Always On
- Normal Operation and Fault Conditions
See Door Ajar Warning Indicator. REFER to: Message Center - System Operation and Component Description .
If the door status message is missing for the programmed time or longer, the IPC sets DTC U0140:00 in continuous memory and defaults all door ajar message center displays off until the IPC receives a valid message indicating a door aja
Possible Sources
- Interior lighting concern
- BCM
- IPC
- AN1 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.
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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 popup 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 AN2 No GO to Pinpoint Test A - AN2 CHECK THE INTERIOR LIGHTING OPERATION
- Open and close each door while monitoring the interior lamps.
Do the interior lamps operate correctly with each door?
Yes GO to AN3 No REFER to: Interior Lighting . - AN3 RETRIEVE THE RECORDED DIAGNOSTIC TROUBLE CODES (DTCS) FROM 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 DTC Chart: IPC . No GO to AN4 - AN4 PERFORM THE BCM (BODY CONTROL MODULE) SELF-TEST
- Using a diagnostic scan tool, perform the BCM self-test.
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes REFER to: Body Control Module (BCM) . No For a hood ajar indication concern, DIAGNOSE the alarm system does not activate from an unauthorized entry at the hood. REFER to: Perimeter Anti-Theft Alarm . For a door ajar indication concern, INSTALL a new BCM. REFER to: Body Control Module (BCM) .