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P0442 on the 2011 Infiniti FX50

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 P0442
ITB09012F2021-05-10. Service bulletin. SERVICE INFORMATION If one or more of these EVAP leak DTCs are stored (P0442, P0455, P0456) on a 2007 through 2011 Infiniti vehicle, a loose fuel fill cap may be the cause. Use the following resources to perform diagnostics and confirm the cause of stored DTCs. ASIST: - Appropriate Service Manual diagnostic procedures - Applicable Technical Service Bulletins (TSB). Leak Test: - With CONSULT-III plus - WORK SUPPORT >> EVAP SYSTEM CLOSE. NOTE: Use Essential Tool J-42909 or equivalent to pressurize the EVAP system. - With a "Smoke" leak detection machine. Refer to the machine's Operator's Manual for proper use. Make sure the customer is informed of the proper fuel filler cap installation.
ITB-09-012-F2013-12-07. Service bulletin. INFINITI: DUE TO A LOOSE FUEL FILL CAP, THE EVAP LEAK DTCS (P0442, P0455, P0456) ARE STORED AND MAY BE THE CAUSE. MODEL YEARS 2007-2011. NO MODELS LISTED. *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.