U0554

Invalid Data Received From Accessory Protocol Interface Module

DTC U0554, sometimes indicated as U055400 is an OBD diagnostic trouble code indicating a generic fault with the vehicle user network.

  • U0554: Invalid data received from accessory protocol interface module
  • U0554 00: Invalid data received from accessory protocol interface module

DTC Trouble Code Search
Bulletins

Bulletins are notices put out by manufacturers in conjunction with the NHTSA to notify the public of manufacturing issues or changes.

  • ASI-32226 - EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
    LINCOLN: Ford: vehicles may received invalid data from accessory protocol interface module (dtc U0554:00) from generic function module during diagnostic self tests. Model 2012-2013 focus electric, c-max/fusion/mkz hybrid, energi. *pe
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