# B16A1 on the 2023 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 B16A1

- [11035415](https://open.wenmarpro.com/bulletins/11035415), 2026-08-01: HVAC failing to cool \| DTC B16A1F0 in diagnostic address 00C5 \| Bentayga Series \(Hybrid\).
- [11027477](https://open.wenmarpro.com/bulletins/11027477), 2026-01-08: HVAC failing to cool \| DTC B16A1F0 in diagnostic address 00C5 \| Bentayga Series \(Hybrid\) \| 23MY \- 25MY.
- [11018072](https://open.wenmarpro.com/bulletins/11018072), 2025-05-07: HVAC failing to cool \| DTC B16A1F0 in diagnostic address 00C5 \| Bentayga Series \(Hybrid\) \| 23MY \- 25MY. Customer statement: HVAC system is not cooling. Workshop findings DTC B16A1F0 \- Refrigerant shut\-off valve Icing \- water load too high, evident within diagnostic address 00C5.
- [10241851](https://open.wenmarpro.com/bulletins/10241851), 2023-09-07: Bentayga Hybrid \- HVAC not cooling \- DTC B16A1F0 is evident within diagnostic address 00C5. Customer statement / workshop findings: Customer statement HVAC system is not cooling Workshop findings: DTC B16A1F0 \- Refrigerant shut\-off valve Icing \- water load too high, evident within diagnostic address 00C5 Technical background: Upon receipt of a customer complaint relating to HVAC system not cooling and DTC B16A1F0 is evident, please refer to the Measure section of this TPI.