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Home >> Chrysler >> 2006 >> PT Cruiser Base, 2D Convertible, Standard >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Headlights >> Lighting Systems - Exterior - Electrical Diagnostics >> Lamps/Lighting - Exterior - Electrical Diagnostics >> DTC Troubleshooting >> B1668-Reverse Lamp Control Circuit High >> Diagnostic Test

Diagnostic Test

  1. 1) TEST FOR INTERMITTENT CONDITION 

    Turn the ignition on.

    Clear all TIPM DTC's.

    Shift the transmission into reverse.

    With the scan tool, read DTC's.

    Does the scan tool read: B1668-REVERSE LAMP CONTROL CIRCUIT HIGH? 

    Yes 

    1. Go to Step 2.

    No 

    1. The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
    2. Perform the BODY VERIFICATION TEST - VER 1 .
  2. 2) (L1) BACK-UP LAMP FEED CIRCUIT SHORT TO VOLTAGE 

    Turn the ignition off.

    Disconnect the TIPM C8 harness connector.

    Turn the ignition on.

    Measure the voltage on the (L1) Back-up Lamp Feed circuit.

    Is the voltage greater than 10.0 volts? 

    Yes 

    1. Repair the (L1) Back-up Lamp Feed circuit for a short to voltage.
    2. Perform the BODY VERIFICATION TEST - VER 1 .

    No 

    1. Replace the Totally Integrated Power Module (TIPM) in accordance with the service information.
    2. Perform the BODY VERIFICATION TEST - VER 1 .
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