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July 28, 2023 Service bulletin

DTC B101C29 and/or DTC B101D29 evident within the airbag control unit (J234)

Bentley technical service bulletin 2071047/1 for 2021-2023 Bentley Bentayga.

Bulletin number
2071047/1
Component
Electrical system
Summary
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

Owners of these vehicles have filed 1 complaints in the electrical category.

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