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P0A80 on the 2018 Honda Accord

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

Nobody has written a description of this code yet.

Bulletins for this model year that name P0A80
ONLW3E021120202020-02-20. Service bulletin. Followup Notice - Our records indicate that an EMISSIONS RECALL has not been completed on this vehicle; refer to the address card for the affected VIN. On your 2018 Accord Hybrid, if an incorrect high voltage (HV) battery is installed the DTC P0A80 (Replace Hybrid Battery Pack) will be set. If the correct HV battery is subsequently installed, the DTC P0A80 cannot be cleared as required and may lead to a failed Inspection and Maintenance test. The new software version eliminates this issue.
6HB_ONL1-25-20192019-02-10. Service bulletin. "Owner notification letter - On some 2018 Accord Hybrid vehicles, if an incorrect high voltage (HV) battery is installed the DTC P0A80 (Replace Hybrid Battery Pack) will be set. If the correct HV battery is subsequently installed, the DTC P0A80 cannot be cleared as required and may lead to a failed Inspection and Maintenance test. The new software version eliminates this issue."
ABOM121120189012018-12-30. Service bulletin. "Dealer message - Today American Honda notified all dealers of an emissions recall on certain units of the 2018 Accord Hybrid for DTC P0A80: Replace HV Battery Pack where this code cannot be cleared. Refer to your eResponsibility report or do an iN VIN status inquiry to determine which units in your inventory are affected."
A18-1162018-12-30. Service bulletin. "Service bulletin - If an incorrect high voltage (HV) battery is installed, the DTC P0A80 (Replace Hybrid Battery Pack) will be set. If the correct HV battery is subsequently installed the Permanent DTC P0A80 cannot be cleared as required and may lead to a failed Inspection and Maintenance test. The new software version eliminates this issue."

4 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.