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Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> External Pages >> Different car >> Section 255 (Ignition System - Electrical Diagnostics) >> Ignition System - Electrical Diagnostics >> DTC Troubleshooting >> B2105-Ignition Unlock Run/Start Control Circuit High >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2008 Dodge Magnum, 2008 Dodge Charger, and 2008 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK FOR ACTIVE DTC 

    With the scan tool, read the active DTC's.

    Cycle the ignition switch from off to on, leaving the ignition on for a minimum of 30 seconds.

    With the scan tool, read the active DTC's.

    Does the scan tool display this DTC as active? 

    Yes 

    1. This is and internal TIPM failure. Replace the TIPM in accordance with the service information.
    2. Perform BODY VERIFICATION TEST - VER 1 .

    No 

    1. Go To  2.
  2. CHECK FOR VOLTAGE ON (F902) IGNITION OFF/RUN/START CIRCUIT 

    Turn the ignition off.

    Disconnect the TIPM C5 harness connector.

    Measure the voltage of the (F902) Ignition Off/Run/Start circuit.

    Is voltage present? 

    Yes 

    1. Repair the (F902) Ignition Off/Run/Start circuit for a short to voltage.
    2. Perform BODY VERIFICATION TEST - VER 1 .

    No 

    1. Replace the TIPM in accordance with the service information.
    2. Perform BODY VERIFICATION TEST - VER 1 .
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