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Pinpoint Test A : The IPC Is Inoperative

  1. A1 VERIFY THE IPC PASSES THE NETWORK TEST

    • Ignition OFF.

    • Using a scan tool, perform the network test.

    • Verify whether the IPC passed the network test.

    Did the IPC pass the network test? 

    Yes  GO to  A2.
    No  REFER to Module Communications Network .
  2. A2 CARRY OUT THE IPC SELF-TEST

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

    • Check for recorded DTCs from the IPC self-test.

    Are any DTCs recorded? 

    Yes  For DTC U0140:00, GO to Pinpoint Test BA . For all other DTCs, REFER to DTC Chart - IPC .
    No  Refer to IPC HARDWARE TESTING