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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 428 (5.7L - DTCS P2317 To U148C - 2500 Hd & 3500 Hd) >> Diagnosis And Testing >> U148C-Implausible Data Received From Stop/Start Button >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2013 RAM 3500 HD and 2013 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
  1. ACTIVE DTC 
    NOTE:

    Diagnose any Communication DTCs before continuing.

    1. Ignition on
    2. With the scan tool, select View DTCs.

      Is the DTC Active or Pending at this time?

      Yes 

      • Go To  2

      No 

  2. LIN BUS OR CAN BUS DTCS SET IN THE BODY CONTROL MODULE 

    Are there any LIN Bus or CAN Bus DTCs set in the Body Control Module?

    Yes 

    • Diagnose the appropriate DTC in the Body Control module before continuing. Refer to DIAGNOSIS AND TESTING .

    No 

    • Replace the Switch Bank in accordance with the service information.
    • Perform the POWERTRAIN VERIFICATION TEST. Refer to STANDARD PROCEDURE .