Anti-Theft - Alarm May Sound Intermittently Or No Vehicle Start
96 12 01March 9, 2012
2028471
Vehicle Information
Condition
Vehicle Theft Alarm May Sound Intermittently or No Vehicle Start
Technical Background
The vehicle theft alarm intermittently sounds for no reason.
Multiple attempts are required to start the vehicle before the vehicle will start.
Production Solution
Updated software as of May 9, 2011.
Service
Diagnosis:
^ Using a StarMOBILE(TM) with ElsaWeb and the appropriate Diagnostic Procedures, verify all engine systems are functioning as designed. If DTC's are present, record them on the repair order and repair as necessary before proceeding with this bulletin. If the customer describes the Symptom/Condition, or it can be reproduced, perform the Repair Procedure.
^ Go to ECU View/ TIPM/ More Options/System Test of the StarMOBILE(TM). Record the Last VTA Trigger" cause.
Was the Last VTA Trigger" equal to 1 (right rear door)?
YES: Perform this repair procedure.
NO: Check for DTC U0010 AND U0001 in the TIPM
Are DTCs U0010 AND U0001 present in the TIPM?
YES: Perform the repair procedure.
NO: This bulletin does not apply. Further diagnosis is required.
Repair Procedure:
^ Reprogram the TIPM using the StarMOBILE with the latest software.
^ Clear any DTCs that may have been set in other control modules due to reprogramming.
Warranty
Required Parts and Tools
No special parts required.
Additional Information
All part and service references provided in this Technical Bulletin are subject to change and/or removal.
Always check with your Parts Dept. and Repair Manuals for the latest information.