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Home >> Honda >> 2009 >> Element SC, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 81 (Communication Systems (F-Can, K-Line)) >> DTC Troubleshooting >> DTC U0300: PGM-FI System and A/T System Program Version Mismatch

DTC U0300: PGM-FI System and A/T System Program Version Mismatch

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2017 Honda Odyssey, 2016 Honda Odyssey, 2015 Honda Odyssey, 2014 Honda Odyssey, and 2013 Honda Odyssey. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
  • NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information (see GENERAL TROUBLESHOOTING INFORMATION ).
  • Do not turn the ignition switch to ACC (I) or LOCK (0) while updating the PCM. If you do, the PCM can be damaged.
  1. Do the PCM update procedure for the PGM-FI and A/T systems (see PCM UPDATE ).
  2. Check for Pending or Confirmed DTCs with the HDS.

    Is DTC U0300 indicated? 

    YES  -Replace the original PCM (see PCM REPLACEMENT ).

    NO  -Troubleshooting is complete. If any other Pending or Confirmed DTCs are indicated, go to the INDICATED DTC'S TROUBLESHOOTING .

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