P0456 on the 2021 Porsche Macan
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.
| No. 150-22 | 2022-10-05. Service bulletin. Technical information on the the MIL activating together with the fault memory entry - P045600/P044200 |
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1 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.