P0451 on the 2025 Volkswagen Tiguan
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.
| VOS-25-38 | 2025-06-03. Service bulletin. This is a notice for software changes with the ODIS diagnostic program to correct the communication during vehicle programming function: Hotfix - 0001 – EVAP Fault Codes Missing Test Plan - P045100: Evaporative Emission System Pressure Sensor/Switch – No test plan. |
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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.