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Home >> Chrysler >> 2008 >> Crossfire 2D Convertible, Standard >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Cluster - Electrical Diagnostics >> Instrument Cluster - Electrical Diagnostics >> DTC Troubleshooting >> DTC 1043-00: Can Bus Communication General Malfunction >> Diagnostic Test

Diagnostic Test

  1. 1) MEASURE THE RESISTANCE OF THE CAN C BUS (+) CIRCUIT 
    Fig 1: Checking CAN C BUS (+) Circuit
    GC0035130Courtesy of CHRYSLER LLC

    Turn the ignition off.

    Disconnect the Instrument Cluster harness connector.

    Disconnect the harness connectors of the other modules on the CAN Bus network.

    NOTE: Check connectors - Clean/repair as necessary.

    Measure the resistance of the CAN C Bus (+) circuit from the Instrument Cluster harness connector to the harness connectors of the other modules on the CAN Bus network.

    Is the resistance below 1.0 ohm? 

    Yes 

    1. Go to  2).

    No 

    1. Repair the CAN C Bus (+) circuit for an open.
    2. Perform ABS VERIFICATION TEST .
  2. 2) MEASURE THE RESISTANCE OF THE CAN C BUS (-) CIRCUIT 
    Fig 2: Checking CAN C BUS (-) Circuit
    GC0035131Courtesy of CHRYSLER LLC

    With the ignition off.

    Measure the resistance of the CAN C Bus (-) circuit from the Instrument Cluster harness connector to the harness connectors of the other modules on the CAN Bus network.

    Is the resistance below 1.0 ohm? 

    Yes 

    1. Replace the Instrument Cluster. Refer to REMOVAL .
    2. Perform ABS VERIFICATION TEST .

    No 

    1. Repair the CAN C Bus (-) circuit for an open.
    2. Perform ABS VERIFICATION TEST .
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