P0299 on the 2018 Bentley Bentayga
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.
| 2079115/2 | 2026-04-05. Service bulletin. Turbo Charger Under-boost - DTC P029900 is evident in 0001 | V8 Kovomo | All Models. Customer Statement: The engine warning light comes on and the vehicle loses power. |
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| 2079115/1 | 2026-02-04. Service bulletin. Turbo Charger Under-boost - DTC P029900 is evident in 0001 | V8 Kovomo | All Models. Customer Statement: The engine warning light comes on and the vehicle loses power. Workshop Findings: Customer statement can be verified and the following entries may be logged within the engine control unit. • P029900: Turbo/Super Charger Under-boost, passive/sporadic. |
| 2063954.5 | 2023-11-08. Service bulletin. Engine warning light illuminated within the DIP during acceleration - DTC P029900 evident - W12 TSI only Customer Statement: -Engine warning light and max engine speed 4000 rpm warning evident within the DIP during acceleration - Warning on DIP first appears when accelerating (During boost) |
| 2063954.4 | 2023-06-07. Service bulletin. Engine Warning Light Illuminated Within The DIP During Acceleration - DTC P029900 Evident - W12 TSI Only Customer Statement: -Engine warning light and (max engine speed 4000 rpm) warning evident within the DIP during acceleration - Warning on DIP first appears when accelerating (during boost) |
| 2063954/3 | 2021-10-06. Service bulletin. Engine warning light illuminated within the DIP during acceleration - DTC P029900 evident - W12 TSI only Customer statement: Engine warning light and max engine speed 4000 rpm warning evident within the DIP during acceleration - Warning on DIP first appears when accelerating (During boost) Workshop findings: DTC P029900 evident within the engine control unit/s In the event the afore mentioned symptoms are evident the operative should refer to the onward instructions |
5 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.