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P1A18 on the 2013 Ford Fusion

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.

This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.

Bulletins for this model year that name P1A18
TSB-14-00892014-12-02. Service bulletin. FORD/LINCOLN: ACCOMPANIED BY THE CMDTCS P1A18, P1A19, P0AEE OR P0BCD, THE SERVICE ENGINE SOON LAMP (ENERGI) OR WRENCH LAMP (HYBRID) WILL ILLUMINATE ON SOME VEHICLES. MODEL 2013-2014 C-MAX, FUSION, MKZ. *PE
TSB-14-01062014-09-16. Service bulletin. LINCOLN/FORD: ACCOMPANIED BY CMDTC P1A18, P1A19, P0AEE OR P0BCD, THE WRENCH LAMP (HYBRID) OR SERVICE ENGINE SOON LIGHT MAY ILLUMINATE AND THE POWERTRAIN CONTROL MODULE (PCM) NEEDS TO BE REPROGRAM TO LATEST CALIBRATION. MODEL 2013-2014 FUSION, MKZ. *PE

2 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.