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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 >> B2184-Ignition Unlock Run/Start Control Circuit Low >> 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 DTC's.

    Cycle the ignition switch from off to on, leaving the ignition on for a minimum of 10 seconds.

    With the scan tool, read the DTC's.

    Does the scan tool display this DTC as active? 

    Yes 

    1. Go To  2.

    No 

    1. If the DTC is stored, check for an intermittent condition. Using the wiring diagram/schematic as a guide, visually inspect the related wiring harness connectors. Look for broken, bent, pushed out, or corroded terminals.
  2. SHIFT LEVER ASSEMBLY INTERNAL SHORT 

    Turn the ignition off.

    Disconnect the Shift Lever Assembly harness connector.

    Turn the ignition on.

    With the scan tool, read DTCs.

    Does the scan tool display this DTC as active? 

    Yes 

    1. Go To  3.

    No 

    1. Replace the Shift Lever Assembly in accordance with the service information.
    2. Perform BODY VERIFICATION TEST - VER 1 .
  3. POWERTRAIN CONTROL MODULE INTERNAL SHORT 

    Turn the ignition off.

    Disconnect the Powertrain Control Module C1 harness connector.

    Turn the ignition on.

    With the scan tool, read DTCs.

    Does the scan tool display this DTC as active? 

    Yes 

    1. Go To  4.

    No 

    1. Replace the Powertrain Control Module in accordance with the service information.
    2. Perform BODY VERIFICATION TEST - VER 1 .
  4. (F902) FUSED IGNITION SWITCH OUTPUT (UNLOCK-RUN-START) CIRCUIT SHORT TO GROUND 
    Fig 1: Measuring Resistance Between Ground & Fused Ignition Switch Output (Unlock-Run-Start) Circuit
    GC0070173Courtesy of CHRYSLER LLC

    Turn the ignition off.

    Disconnect the TIPM C5 harness connector.

    Measure the resistance between ground and the (F902) Fused Ignition Switch Output (Unlock-Run-Start) circuit.

    Is the resistance below 10K ohms? 

    Yes 

    1. Repair the (F902) Fused Ignition Switch Output (Unlock-Run-Start) circuit for a short to ground.
    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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