# B2000 on the 2024 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.

This code is specific to a manufacturer and is not described here.

## Bulletins for this model year that name B2000

- [11023955](https://open.wenmarpro.com/bulletins/11023955), 2025-10-07: OBC Charging Efficiency MIL HW / SW Update \(NAR Only\) \| Bentayga \(Hybrid\) \| 24MY A Software update and gateway hardware change are required for Plug\-in Hybrid vehicles built prior to BIL 5.5 This update must be applied to update the vehicles on board charger \(OBC\). Diagnostic address \(00C6\). The update resolves the potential triggering of the following fault: • "Control unit defective" error 0x100200 low\_power\_efficiency \(TI=B200000\) is registered in the OBC. Repeated occurrences of the identified error will result in MiL illumination
- [11022207](https://open.wenmarpro.com/bulletins/11022207), 2025-08-28: OBC Charging Efficiency MIL HW / SW Update \(NAR Only\) \| Bentayga \(Hybrid\) \| 24MY. A Software update and gateway hardware change are required for Plug\-in Hybrid vehicles built prior to BIL 5.5 This update must be applied to update the vehicles on board charger \(OBC\). Diagnostic address \(00C6\). The update resolves the potential triggering of the following fault: • "Control unit defective" error 0x100200 low\_power\_efficiency \(TI=B200000\) is registered in the OBC. Repeated occurrences of the identified error will result in MiL illumination.
- [11020021](https://open.wenmarpro.com/bulletins/11020021), 2025-07-01: OBC Charging Efficiency MIL SW Update \(NAR Only\) \| Bentayga \(Hybrid\) \| 24MY. A Software update is required for Plug\-in Hybrid vehicles built prior to BIL 5.5 This update must be applied to update the vehicles on board charger \(OBC\). Diagnostic address \(00C6\). The update resolves the potential triggering of the following fault: • "Control unit defective" error 0x100200 low\_power\_efficiency \(TI=B200000\) is registered in the OBC. Repeated occurrences of the identified error will result in MiL illumination.
- [11020019](https://open.wenmarpro.com/bulletins/11020019), 2025-07-01: OBC Charging Efficiency MIL HW/SW Update \(NAR Only\) \| Bentayga \(Hybrid\) \| 24MY, A Software update and gateway hardware change are required for Plug\-in Hybrid vehicles built prior to BIL 5.5 This update must be applied to update the vehicles on board charger \(OBC\). Diagnostic address \(00C6\). The update resolves the potential triggering of the following fault: • "Control unit defective" error 0x100200 low\_power\_efficiency \(TI=B200000\) is registered in the OBC. Repeated occurrences of the identified error will result in MiL illumination.
- [11008229](https://open.wenmarpro.com/bulletins/11008229), 2024-10-02: DTC B200000 with symptom code 1049088 evident in the high voltage battery charger control module \(Diagnostic address C6\).