Service bulletin 2055321/5

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	11019151
Published by NHTSA	2025-06-05
Manufacturer's number	2055321/5
Manufacturer's date	2025-05-14
NHTSA component	ELECTRICAL SYSTEM; ENGINE; FUEL/PROPULSION SYSTEM

NHTSA's summary

Low fuel pressure regulation DTC 310B00 | Bentayga W12 | 17MY - 23MY. Condition: Prior to replacing the fuel delivery module or fuel pump control units please refer to the information within TPI 2077385 Engine stalling when the engine is started from cold (at idle) Or After a delayed cold start These issues can trigger DTC 310B00: Low Fuel Pressure regulation, Fuel pressure outside specification The following symbol can also be displayed on the Driver Instrument Panel (DIP) in conjunction with an error message “start/stop unavailable”

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, Engine, Fuel system

Vehicles listed
BENTLEY BENTAYGA	2017, 2018, 2019, 2020, 2021, 2022, 2023

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
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
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
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.
2082308/1	2026-08-06. Service bulletin. Satellite Values Not Displayed in MVBs - J949 Emergency Call Control Module (Conbox). Customer statement / workshop findings: During diagnosis using ODIS, Measured Value Blocks (MVBs) for: Visible satellites, tracked satellites (within J949 Emergency Call Control Module – Conbox) may display blank or no value. This condition may be interpreted as a GPS reception fault, antenna issue or connectivity malfunction. Diagnostic logs may also show absence of satellite values.
2051187/13	2026-08-05. Service bulletin. Poor Engine Running Complaints (Misfires) Petrol Engines Only. Customer statement / workshop findings: • Poor engine running • Reduced power • Engine warning lamp illuminated • Symptom related DTC’s evident within the applicable engine control unit(s)
2059392/7	2026-08-05. Service bulletin. Bentayga - PDC system not working or PDC system false detection. Customer statement: • PDC system not working or PDC system false detection • Warning evident within the DIP
2080680/2	2026-08-04. Service bulletin. Organ stop air regulator jammed / broken / electrical value wrong reading. Customer Statement: Airflow from the organ stops (air regulators) is not functioning correctly; vents may be stuck, broken, or showing incorrect operation.