Service bulletin 2065919.6

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	10230825
Published by NHTSA	2023-02-03
Manufacturer's number	2065919.6
Manufacturer's date	2023-01-30
NHTSA component	ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING

NHTSA's summary

Coolant leaking from the mechanical coolant pump - Low coolant level warning - Engine overheating - DTC(s) evident Customer Statement: -Coolant leaking from the mechanical coolant pump -Coolant witness marks on the mechanical coolant pump although coolant is not leaking/dripping from the pump -Low coolant level warning displayed within the DIP -Engine overheating issues and/or DTC P218100: Cooling system performance with symptom code 8113

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

Trouble codes named

P2181

Vehicles listed
BENTLEY BENTAYGA	2017, 2018
BENTLEY BENTAYGA	2020, 2021, 2022, 2023
BENTLEY CONTINENTAL GT	2018, 2019, 2020, 2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
BENTLEY CONTINENTAL GT CABRIO	2018, 2019, 2020, 2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
BENTLEY FLYING SPUR	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
23V034000	2023-01-27. ELECTRICAL SYSTEM

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.
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)