Service bulletin 2068946/8

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
Type	Service bulletin
NHTSA id	11003660
Published by NHTSA	2024-07-06
Manufacturer's number	2068946/8
Manufacturer's date	2024-06-28
NHTSA component	FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM

NHTSA's summary

DTC P0B2500 logged within address 0021 (Battery Energy Control Module 2) - Dynamic ride system warning visible. Customer statement: Bentley dynamic ride system fault is displayed within the Drivers Instrument Panel (DIP) Workshop findings: DTC P0B2500 - Hybrid/EV Battery "A" Voltage low is stored within address 21- Battery Energy Control Module 2 Technical background: Possible internal fault with the super capacitor

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Fuel system

Trouble codes named

P0B25

Vehicles listed
BENTLEY BENTAYGA	2017, 2018, 2019, 2020, 2021, 2022, 2023
BENTLEY CONTINENTAL GT	2018, 2019, 2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
BENTLEY CONTINENTAL GT CABRIO	2019, 2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
BENTLEY FLYING SPUR	2020, 2021, 2022, 2023, 2024
BENTLEY redundant BENTAYGA	2024

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
25V811000	2025-11-24. ELECTRICAL SYSTEM:PROPULSION SYSTEM:HYBRID MANAGEMENT:POWER CONTROL UNIT/MODULE (HPCU):SOFTWARE
2023470	2023-08-23. Fuel System
23V592000	2023-08-23. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
23V034000	2023-01-27. ELECTRICAL SYSTEM
21V104000	2021-02-23. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY
2020245	2020-06-02. Fuel System
20V321000	2020-06-02. FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
2083110/1	2026-10-07. Service bulletin. 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.
2061369/14	2026-09-09. Service bulletin. Engine Overheating - Warning in the DIP \| V8 Kovomo. Customer statement / workshop findings: One or a combination of the following symptoms are evident • Engine overheat warning in the DIP (Engine overheating) • Unusual cooling fan operation at high temperatures • P19F700: Low engine coolant temperature indicator lamp coolant too warm • Signs of coolant in the vacuum hoses for switch valve N649
2061369/13	2026-09-05. Service bulletin. Engine Overheating - Warning in the DIP \| V8 Kovomo. Customer statement / workshop findings: One or a combination of the following symptoms are evident: • Engine overheat warning in the DIP (Engine overheating) • Unusual cooling fan operation at high temperatures • P19F700: Low engine coolant temperature indicator lamp coolant too warm • Signs of coolant in the vacuum hoses for switch valve N649
2078373/4	2026-09-03. Service bulletin. Sunroof blind not retracting \| Bentayga Series. Customer may report that the sunroof blind is stuck in the closed position and cannot be opened using interior controls. The Sunroof blind is stuck due to uneven/ruffled or crumped during open or closing
2080375/4	2026-08-07. Service bulletin. Window Drop Glass Operation \| Continental GT/GTC \|19-24MY. Customer statement / workshop findings: • Incorrect operation / function of the front and / or rear window drop glass • Front and / or rear drop glass fails to open / close or attempts to close and re-opens once contact has been made between the glass and applicable seal • DTC for window regulator motor no basic setting B148754 evident within any of the 4 window control modules (diagnostic address 42, 52, BB and BC) for loss of basic settings
2081085/2	2026-08-06. Service bulletin. V8 Engine - Ticking Noise, Misfiring and Possible Low Oil Pressure Indications. Customer statement: The customer may report an audible ticking noise from the top of the engine, low oil pressure warnings / MIL on the Driver Information Panel, and/or misfiring during engine operation
2073377/4	2026-08-06. Service bulletin. TPMS - Warning within the Drivers Information Panel (DIP) - Tyre pressure sensor - Low battery.
2078373/3	2026-08-06. Service bulletin. Sunroof blind not retracting \| Bentayga Series.
2078773/2	2026-08-06. Service bulletin. Importance of Setting Delivery Date to Activate Full Customer Licenses \| 24MY - Onwards. Customer statement / workshop findings: Customers may report a loss of connected services functionality approximately 12 months after vehicle handover.
2079835/2	2026-08-06. Service bulletin. Seat Belt and Safe Guard Alerts - Mechanical malfunction DTC B101C07 evident within 0015. Customer Statement: While driving, the seat belt warning system suddenly comes on and a system safe guard warning also appears in the Driver’s Instrument Panel (DIP).