# Service bulletin 2079669/1

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.

- Type: Service bulletin
- NHTSA id: 11028178
- Published by NHTSA: 2026\-02\-04
- Manufacturer's number: 2079669/1
- Manufacturer's date: 2026\-01\-07
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

Questionnaire For All Technical Connected Car Queries. Condition: This questionnaire is designed to gather all necessary information from retailers before escalating a technical request through DISS for connected car related issues.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11028178-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11028178-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system

## Vehicles listed

- 2020 to 2023 BENTLEY BENTAYGA
- 2025 to 2026 BENTLEY BENTAYGA
- 2020 to 2026 BENTLEY BENTAYGA HYBRID
- 2020 to 2026 BENTLEY CONTINENTAL GT
- 2020 to 2026 BENTLEY CONTINENTAL GT CABRIO
- 2020 to 2026 BENTLEY FLYING SPUR
- 2022 to 2024 BENTLEY FLYING SPUR HYBRID
- 2024 BENTLEY redundant BENTAYGA

## Recalls for the same vehicles and component

- [25V811000](/recalls/nhtsa/25V811000.md), 2025-11-24: ELECTRICAL SYSTEM:PROPULSION SYSTEM:HYBRID MANAGEMENT:POWER CONTROL UNIT/MODULE \(HPCU\):SOFTWARE
- [23V034000](/recalls/nhtsa/23V034000.md), 2023-01-27: ELECTRICAL SYSTEM

## Other bulletins for the same vehicles and component

- [2080951/2](/bulletins/11038365.md), 2026-10-08, Service bulletin: VISIBILITY/WIPER; ELECTRICAL SYSTEM. Temperature Pop‑Up No Longer Displayed in the MMI Display \| Continental GT/GTC /Flying Spur. Customer Statement: Customers may report that the temperature popup no longer appears in the MMI display when adjusting the cabin temperature via the Wellbeing App or rotary dial.
- [2083016/1](/bulletins/11038364.md), 2026-10-08, Service bulletin: ELECTRICAL SYSTEM. SOS Fault \& Flight Mode Active \| Bentayga Customer: Warning on the instrument cluster relating to Emergency Call / SOS System.
- [2076695/6](/bulletins/11038347.md), 2026-10-07, Service bulletin: ELECTRICAL SYSTEM. Showroom Charging Instructions \| Continental GT/GTC and Flying Spur. Condition: 12v battery voltage drops when on showroom display
- [2083321/2](/bulletins/11038256.md), 2026-10-07, Service campaign: ELECTRICAL SYSTEM. Software Update \| 12v Li\-On Battery \| Continental GT/GTC/Flying Spur \| SC26/27 Technical background: Affected vehicles have received updated hardware to the 12V Li\-On battery. A software update is now required and available for these affected vehicles.
- [2083080/1](/bulletins/11038254.md), 2026-10-07, Service bulletin: EXTERIOR LIGHTING; ELECTRICAL SYSTEM. GT/GTC rear taillights inner or outer not illuminated or partially illuminated. Customer Statement: Tail lamp malfunction message is displayed on the Driver Information Panel \(DIP\) and rear taillight/s not illuminated.
- [2083110/1](/bulletins/11038253.md), 2026-10-07, Service bulletin: ENGINE; ELECTRICAL SYSTEM. Engine Management Light \- N91 Coolant Valve \| Flying Spur Hybrid Technical background: Some 22MY Flying Spur Hybrid vehicles may exhibit an illuminated Malfunction Indicator Lamp \(MIL\) due to DTC P26B100 \- Engine Coolant Bypass Valve "A" Stuck Closed being stored in the Thermal Management Control Module \(00C5\). When this DTC is present, the Thermal Management system displays MIL light on the DIP, resulting in DTC P162400 being stored in the Engine Control Module. A software update is available to address this condition.
- [2078983/5](/bulletins/11038252.md), 2026-10-07, Service bulletin: ELECTRICAL SYSTEM. 12v Battery Compatibility \| Continental GT/GTC/Flying Spur Customer statement / workshop findings: This TPI is intended to give definitive guidance on the installation of the latest 12v battery in 25MY vehicles. The need for clarity arises due to software dependencies that affect battery approval and functionality.
- [2082051/4](/bulletins/11038245.md), 2026-10-07, Service bulletin: ELECTRICAL SYSTEM. 12V Battery Compatibility \| Continental GT/GTC/Flying Spur \| 26MY. Customer statement / workshop findings: This TPI is intended to give definitive guidance on the installation of the latest 12V battery in 26MY\(BIL108\) and 26.5MY\(BIL110\) vehicles. The need for clarity arises due to software dependencies that affect battery approval and functionality.
- [2082981/1](/bulletins/11038244.md), 2026-10-07, Service campaign: ELECTRICAL SYSTEM; STRUCTURE:BODY. Software Update \| Trailer Assist \| Bentayga \| 25MY \& 26MY \(SC26/19\). Technical background: A software update is now available to address a potential concern for vehicles fitted with an authorised towbar. The software update intends to update relevant control modules to fix this potential concern. In affected vehicles, customers may be presented with the message "Trailer reverse assist: currently unavailable" on the MMI, preventing access to Trailer Assist functionality.
- [2080872/3](/bulletins/11037174.md), 2026-09-09, Service bulletin: VISIBILITY/WIPER; STRUCTURE:BODY; ELECTRICAL SYSTEM. HVAC Auto Fan \- Auto Function Not Operating Correctly l Cont GT/C, Flying Spur. Customer Statement: Customers may report that the HVAC Auto function is not operating as intended. When Auto mode is selected, the air conditioning system remains at the lowest fan speed only. Instead of adjusting automatically, the fan does not increase speed as expected

JSON: [/v1/bulletins/11028178](/v1/bulletins/11028178)

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