DTC P0780: Shift Control System NOTE: Record all freeze data and review General Troubleshooting Information before you troubleshoot.

1. Check for other DTCs indicated simultaneous with the code P0780.
   NOTE: P0780 means there is one or more A/T DTCs about the shift control system.

Are there other DTCs?

YES | - | Go to Step 2 .
NO | - | Update the PCM if it does not have the latest software, or substitute a known-good PCM, then recheck. If the symptom/indication goes away with a known-good PCM, replace the original PCM .■

1. Perform the troubleshooting flowchart for the indicated codes:
   - P1730:
   - P1731:
   - P1732:
   - P1733:
   - P1734: