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Home >> Jeep >> 2007 >> Liberty Limited, RWD >> Repair and Diagnosis (Single Page) >> Body & Frame >> Door Locks >> Vehicle Theft Security System - Electrical Diagnostics >> Vehicle Theft Security >> DTC Troubleshooting >> ITM-Siren ROM Failure (Export Only) >> Diagnostic Test

Diagnostic Test

  1. 1) VERIFY THAT THE DTC IS ACTIVE 

    Turn the ignition on.

    With the scan tool, erase the ITM DTCs.

    Turn the ignition off.

    Arm the VTSS and wait one minute.

    Disarm the VTSS and turn the ignition on.

    With the scan tool, read ITM DTCs.

    Did this DTC reset? 

    Yes 

    1. Replace the Siren in accordance with the Service Information.
    2. Perform BODY VERIFICATION TEST .

    No 

    1. The condition that caused this symptom is currently not present. Test complete.
    2. Perform BODY VERIFICATION TEST .
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