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DTC U3000-44: Control Module Data Memory Failure [07/2015 - ]: Procedure

  1. VERIFY IF MALFUNCTIONING LOCATION IS MAIN BODY ECU DEPENDING ON REPEATABILITY 
    1. Clear the DTC for the main body ECU using the Techstream.

      Refer to DTC CHECK / CLEAR [07/2015 - ]

      Body Electrical > Body Control Module > Clear DTCs 

    2. Retrieve the main body ECU DTCs using the Techstream.

      Refer to DTC CHECK / CLEAR [07/2015 - ]

      Body Electrical > Body Control Module > Trouble Codes 

    3. Is the same DTC displayed?

      Result

      Result
      Yes
      No

    Result:  2

    Yes 

    See step  3

    Result:  1

    No 

    See step  2

  2. VERIFY IF OTHER DTCS DISPLAYED 
    1. Are any other DTCs displayed?

      Result

      Result
      Yes
      No

    Result:  1

    Yes 

    REPAIR OR REPLACE THE MALFUNCTIONING PART ACCORDING TO THE APPLICABLE DTC TROUBLESHOOTING. 

    1. Refer to DIAGNOSTIC TROUBLE CODE CHART [07/2015 - ]

    Result:  2

    No 

    DTC TROUBLESHOOTING COMPLETED. 

  3. REPLACE THE MAIN BODY ECU, THEN GO TO THE NEXT STEP. 
    1. Refer to REMOVAL [07/2015 - ]

      Result

      Proceed to
      NEXT

    Result:  1

    NEXT 

    See step  2