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Pinpoint Test D : DTC (Diagnostic Trouble Code) B1385:67

  1. D1 PERFORM A NETWORK TEST

    • Ignition ON.
    • Using a diagnostic scan tool, perform a network test.

    Do the IPMA, IPC and BCM pass the network test? 

    Yes  GO to  D2
    No  REFER to: Communications Network

  2. D2 CHECK THE IPC (INSTRUMENT PANEL CLUSTER) DIAGNOSTIC TROUBLE CODES (DTCS)

    • Using a diagnostic scan tool, perform the IPC self-test.

    Are any Diagnostic Trouble Codes (DTCs) present? 

    Yes  DIAGNOSE the IPC Diagnostic Trouble Codes (DTCs). REFER to: Instrumentation, Message Center and Warning Chimes
    No  GO to  D3

  3. D3 CHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

    • Using a diagnostic scan tool, perform the IPMA self-test.

    Are any Diagnostic Trouble Codes (DTCs) present? 

    Yes  REFER to the IPMA DTC Chart 
    No  GO to  D4

  4. D4 CHECK FOR CORRECT IPMA (IMAGE PROCESSING MODULE A) OPERATION

    • Disconnect and inspect the IPMA connector and related in-line connectors.
    • Repair:
      • corrosion (install new connector or terminals - clean module pins)
      • damaged or bent pins - install new terminals/pins
      • pushed-out pins - install new pins as necessary
    • Reconnect the IPMA connector and related in-line connectors. Make sure they seat and latch correctly.
    • Operate the system to determine if the concern is still present.

    Is the concern still present? 

    Yes  CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW the TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new IPMA. REFER to: Image Processing Module A (IPMA)  If the concern is still present after IPMA replacement, GO to  D5
    No  The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

  5. D5 CHECK FOR CORRECT IPC (INSTRUMENT PANEL CLUSTER) OPERATION

    • Disconnect and inspect the IPC connector and related in-line connectors.
    • Repair:
      • corrosion (install new connector or terminals - clean module pins)
      • damaged or bent pins - install new terminals/pins
      • pushed-out pins - install new pins as necessary
    • Reconnect the IPC connector and related in-line connectors. Make sure they seat and latch correctly.
    • Operate the system to determine if the concern is still present.

    Is the concern still present? 

    Yes  CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW the TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, Refer to IPC Hardware Testing
    No  The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
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