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Service bulletins for the 2022 Bentley Bentayga

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

636 on file from NHTSA, as of 2026-10-19.

About B101C on the 2022 Bentley Bentayga: what the code means, and the bulletins and recalls about the same components.

By type

By component

By trouble code

Only bulletins with trouble code: B101C are shown. Show all

Bulletins, newest first
2071047/42024-04-06. Service bulletin. AIR BAGS; ELECTRICAL SYSTEM; SEAT BELTS. DTC B101C29 and/or DTC B101D29 evident within the airbag control unit (J234). Customer statement / workshop findings: One or a combination of the following DTCs are evident within the airbag control unit (J234) B101C29: Driver seat belt switch implausible signal And/or B101D29: Front passenger side safety belt switch implausible signal Technical background: In the event the issue is as described the operative should refer to the Measure section of this TPI.
2071047/32023-12-06. Service bulletin. ELECTRICAL SYSTEM; AIR BAGS; SEAT BELTS. DTC B101C29 and/or DTC B101D29 evident within the airbag control unit (J234). Customer statement / workshop findings: One or a combination of the following DTCs are evident within the airbag control unit (J234) B101C29: Driver seat belt switch implausible signal And/or B101D29: Front passenger side safety belt switch implausible signal Technical background: Refer to the Measure section of this TPI ensuring all steps are followed to completion depending on the side in which the issue is evident (driver and/or passenger).
2071047.22023-11-08. Service bulletin. AIR BAGS; ELECTRICAL SYSTEM. DTC B101C29 and/or DTC B101D29 evident within the airbag control unit (j234) Customer Statement: -One or a combination of the following DTCs are evident within the airbag control unit (J234) B101C29: Driver seat belt switch implausible signal And/or B101D29: Front passenger side safety belt switch implausible signal
2071047/12023-08-03. Service bulletin. SEAT BELTS; AIR BAGS; ELECTRICAL SYSTEM. DTC B101C29 and/or DTC B101D29 evident within the airbag control unit (J234). Customer statement / workshop findings: One or a combination of the following DTCs is evident within the airbag control unit (J234) B101C29: Driver seat belt switch implausible signal And/or B101D29: Front passenger side safety belt switch implausible signal Technical background: Refer to the Measure section of this TPI Measure: In the event that one or both DTCs are evident the operative must conduct the following: - Raise a technical DISS query - Ensure a current ODIS log is attached to the technical DISS query - Await feedback from Product support before conducting any further work or diagnosis

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.