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Diagnostic Test

  1. ACTIVE DTC 

    Ignition on, engine not running.

    With the scan tool, select View Powertrain DTCs.

    Is the DTC Active at this time? 

    Yes 

    1. Go To  2.

    No 

    1. Refer to the INTERMITTENT CONDITION Diagnostic Procedure.
  2. U0141-LOST COMMUNICATION WITH FRONT CONTROL MODULE (TIPM) ALSO ACTIVE 

    With the scan tool, select View DTCs.

    Is the U0140-LOST COMMUNICATION WITH FRONT CONTROL MODULE (TIPM) also set? 

    Yes 

    1. Follow the diagnostics for U0141-LOST COMMUNICATION WITH FRONT CONTROL MODULE (TIPM)
    2. Perform POWERTRAIN VERIFICATION TEST .

    No 

    1. Replace and program the Powertrain Control Module per Service Information.
    2. Perform POWERTRAIN VERIFICATION TEST .
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