B108D on the 2017 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. Its meaning is in the manufacturer's service information.
| 2051519/7 | 2020-11-03. Service bulletin. HVAC operation issues/HVAC Motor defect DTCs logged. Customer statement/workshop findings: HVAC operation issue and HVAC motor defect (DTCs) evident within address 08 Climatronic control unit, the DTCs can be static or sporadic, for example: B108D09: Right temperature flap positioning motor - Component defect Technical background: The HVAC motor/s can become jammed causing HVAC operation issues. |
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| 2051519/6 | 2020-05-06. Service bulletin. HVAC operation issues/HVAC Motor defect DTCs logged. Customer statement / workshop findings: HVAC operation issue and HVAC motor defect (DTCs) evident within address 08 Climatronic control unit, the DTC/s can be static or sporadic, for example: B108D09: Right temperature flap positioning motor - Component defect Technical background: The HVAC motor/s can become jammed causing HVAC operation issues. |
| 2051519/5 | 2020-01-09. Service bulletin. Condition: HVAC operation issue and HVAC motor defect (DTCs) evident within address 08 Climatronic control unit, the DTCs can be static or sporadic, for example; B108D09: Right temperature flap positioning motor - Component defect Technical Background: The servomotor can become jammed causing HVAC operation issues. Service: The following repair should only be carried out on receipt of a valid customer complaint, any DTCs stored without a valid customer complaint should be ignored. |
3 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.