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Service bulletins for the 2018 Bentley Bentayga

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.

751 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
2075331/42026-03-05. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Engine light in the DIP - Various oxygen sensor / Fuel ratio DTC's logged within the Engine Control Module(s)
2075318/42026-03-05. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Engine light in the DIP - Various Camshaft adjuster DTC's logged within the Engine Control Module(s).
2051562/142026-03-03. Service bulletin. ELECTRICAL SYSTEM. 12 volt - Battery condition checks - Battery replacement requirements. Condition: 12 volt battery flat or unserviceable
2079115/12026-02-04. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Turbo Charger Under-boost - DTC P029900 is evident in 0001 | V8 Kovomo | All Models. Customer Statement: The engine warning light comes on and the vehicle loses power. Workshop Findings: Customer statement can be verified and the following entries may be logged within the engine control unit. • P029900: Turbo/Super Charger Under-boost, passive/sporadic.
2078373/22026-02-04. Service bulletin. STRUCTURE:BODY; VISIBILITY/WIPER; ELECTRICAL SYSTEM. Sunroof blind not retracting | Bentayga Series | 17-26MY. Condition: 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.
2078190/42026-01-29. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY/WIPER. AC System not Cooling - HVAC Leakage. Customer Statement: The customer may find that the A/C system not blowing cold air and / or Cooling performance has declined over time.
2075922/32026-01-08. Service bulletin. ENGINE; ELECTRICAL SYSTEM. High pitched whistle from the engine - Warning light within the DIP - Engine not running smoothly - Numerous DTC's.
2077982/22026-01-08. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Exhaust Flap Control Unit - Various DTCs | Bentayga Series | 17-25MY. Condition: Warning lamp illuminated within the Driver Instrument Panel (DIP) “Drive system fault. Contact your Bentley dealer”
2061369/112026-01-08. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Engine Overheating - Warning in the DIP | V8 Kovomo. 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
2071239/52026-01-08. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Engine Overheating - Coolant Pump Leaking and Low Coolant Warning | W12. Condition: One or a combination of the following is evident: • 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
2075318/32026-01-07. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Engine light in the DIP - Various Camshaft adjuster DTC's logged within the Engine Control Module(s). Condition: Engine light in the DIP - Various Camshaft adjuster DTC’s logged within the Engine Control Module(s)
2068946/112026-01-07. Service bulletin. SUSPENSION; ELECTRICAL SYSTEM; POWER TRAIN. Dynamic ride system warning visible - DTC P0B2500 logged within address 0021 (Battery Energy Control Module 2). Customer statement: Bentley dynamic ride system fault is displayed within the Drivers Instrument Panel (DIP)
2055664/32026-01-06. Service bulletin. ENGINE; ELECTRICAL SYSTEM. DTC P14AB00 and/or other related exhaust flap DTC's - Warning lamp evident within the DIP.
2058484/142026-01-06. Service bulletin. FUEL/PROPULSION SYSTEM; ENGINE; ELECTRICAL SYSTEM. Bentayga V8 Kovomo - DTC P310B00 with Symptom Code 2638 - Check Engine Lamp - Fuel Pressure Regulation. Condition: Engine warning lamp is illuminated within the Driver Instrument Panel (DIP)
2059392/62026-01-06. Service bulletin. ELECTRICAL SYSTEM; BACK OVER PREVENTION: WARNINGS. 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
2078364/12025-12-06. Service bulletin. ELECTRICAL SYSTEM. Mono Camera Requires Replacement | Bentayga | 17-19MY. Condition: The front camera for driver assistance programs (mono camera) requires replacement.
2071239/42025-12-06. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Engine Overheating - Coolant Pump Leaking and Low Coolant Warning | W12. One or a combination of the following is evident: • 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 Or • Engine overheating issues and/or DTC P218100: Cooling System Performance with symptom code 8113 or air in the coolant DTC’s (various) is evident, in this scenario the operative should also refer to TPI 2051893/-
2061195/42025-11-08. Service bulletin. ELECTRICAL SYSTEM. Telephone Functionality Complaint - Minimum Standards Required For Analysis Of Concerns.
2073377/32025-11-06. Service bulletin. ELECTRICAL SYSTEM; WHEELS. TPMS - Warning within the Drivers Information Panel (DIP) - Tyre pressure sensor - Low battery.
2077529/32025-11-06. Service bulletin. ELECTRICAL SYSTEM; SEATS. Seat Fans Inoperative | All Models | 17-25MY. Condition: Customer may report that the seat ventilation system is not functioning with no airflow from the seat ventilation ducts.
2051187/122025-11-06. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Poor Engine Running Complaints (Misfires) Petrol Engines Only. Condition: • Poor engine running • Reduced power • Engine warning lamp illuminated • Symptom related DTC’s evident within the applicable engine control unit(s)
2075331/32025-11-06. Service bulletin. FUEL/PROPULSION SYSTEM; ENGINE; ELECTRICAL SYSTEM. Engine light in the DIP - Various oxygen sensor / Fuel ratio DTC's logged within the Engine Control Module(s).
2075786/22025-10-30. Service bulletin. ENGINE; ELECTRICAL SYSTEM; STRUCTURE:BODY; SEAT BELTS; AIR BAGS. Airbag, fire, accident (safety-related enquiry - reporting forms). There is a reporting obligation in the following cases: • Airbag/belt released/not released • General accident • Fire and scorching damage for all Bentley Vehicle models - every model year.
2068946/102025-10-23. Service bulletin. FUEL/PROPULSION SYSTEM; SUSPENSION; ELECTRICAL SYSTEM. Dynamic ride system warning visible - DTC P0B2500 logged within address 0021 (Battery Energy Control Module 2). Customer statement: Bentley dynamic ride system fault is displayed within the Drivers Instrument Panel (DIP)
2071131/52025-10-21. Service bulletin. ELECTRICAL SYSTEM. Measured values - Cycle recording instructions. Condition: In some cases Measured value traces may be requested in XML format for analysis by Product Support.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.