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Service bulletins for the 2023 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.

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

By type

By component

By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
2028808.62022-12-08. Service bulletin. ENGINE AND ENGINE COOLING. All 12MY Engine Oil- Service Info: Engine Oil - Specific oil type and oil consumption reference, Technical Background: -The use of the correct oil for each engine type is critical for its continued performance, reliability and ultimately warranty. -The workshop manual should always be the first point of reference, ensuring the correct lubricant is used for each specific model year and engine type -Should oil be required the parts catalogue must be referred to ensuring the correct VIN is always used when ordering.
2064776.42022-12-08. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. V8 Kovomo- Engine Misfires- Engine Management Light Illuminated within the DIP Customer Statement: -Engine misfiring -Engine running rough (not refined) -Engine misfire DTCs evident -Engine management light illuminated within the DIP -Knocking noise from the cylinder head
2064337.22022-12-08. Service bulletin. ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. Usage of E10 Fuel Customer Statement: -In the event a customer asks if E10 fuel can be used, the operative must refer to the Technical background section of this TPI
2053177.182022-12-08. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. All Vehicle Variants - Spurious DTC List Customer Statement: -Customers will not be aware of any fault codes -Workshop may discover spurious fault codes whilst running a Diagnostic Trouble Code (DTC) log as part of other investigations on the vehicle.
2064679.22022-12-08. Service bulletin. ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. Oil leaking from the tell tale hole - CDA actuator fixings or Fuel rail fixings or vacuum assembly fixings - V8 Kovomo
2058423.92022-12-08. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. New Continental GT/GTC, New Flying Spur and Bentayga - Low Oil Pressure Warning During Early Vehicle Life - W12 Only Customer Statement: -Warning on the Driver Instrument Panel (DIP) - Oil pressure too low -DTCs relating to oil pressure may also be stored within the master ECU -Diagnostic Trouble Codes (DTC) P052400: Engine Oil Pressure Too Low and/or P15AA00: Engine oil pressure - Lower limit not reached stored in the Master Engine Control Unit (ECU)
2051519.112022-12-08. Service bulletin. VISIBILITY; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. HVAC Operation Issues/HVAC Motor defect DTCs logged Customer Statement: -HVAC operation issues and HVAC motor defect (DTCs) evident within address 08 - Climatronic control unit, the DTCs can be static or sporadic (intermittent)
2057978.62022-12-08. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Engine Lubricating Oil - Replenishment Customer Statement: -Engine lubricating oil lamp illuminated on drivers instrument panel -Engine Lubricating oil requires "topping up" between services
2055321.32022-12-07. Service bulletin. ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM. Bentayga W12 - DTC 310B00 - Low Fuel Pressure Regulation Customer Statement: -Engine stalling when the engine is started from cold (at idle) -Or After a delayed cold start
2065918.22022-12-07. Service bulletin. ENGINE AND ENGINE COOLING. V8 Kovomo- Bentayga - Water pump drive gear cover (deletion) Workshop Findings: -The original water pump has a cover fitted directly over the top of the water pump drive gear -However the replacement water pump does not have a cover fitted
2062092.22022-12-07. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE. Bentayga V8 Kovomo - DTC P304300 with symptom code (10061) - Fuel pump mechanical malfunction- MIL lamp Customer Statement: -Check engine lamp illuminated within the Driver Instrument Panel (DIP)
2065664.22022-12-07. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Bentayga V8 Kovomo - Engine MIL Light on - DTC (O2 sensor signals swapped bank 1 sensor 2/Bank 2 sensor 2) Customer Statement: -DTC P004100 (O2 sensor signals swapped bank 1 sensor 2/bank 2 sensor 2 is evident within address 0001 engine control unit and MIL light active after attempting to conduct a readiness test)
2065148.22022-12-07. Service bulletin. FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. V8 Kovomo- Engine MIL light on - DTC P04F000: EVAP system high pressure purge line performance evident Technical Background: -In the event the symptom described is evident the operative should carry out the instructions within the Measure section
2058484.102022-12-07. Service bulletin. ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING. 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) in conjunction with the DTC as detailed below:
2068273.12022-11-08. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Multiple Random Misfires Evident During PDI Customer Statement: -Multiple random cylinder misfire DTC's detected during PDI-DTC P030000: Random/Multiple cylinder misfire detected with the following control units: -V8-ECM1-V*(Address01)ECM control unit -W12-ECM 1 - (Address 01) and/or ECM 2 (Address 11)
2051187.72022-11-08. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Poor Engine Running Complaints (Misfires) Petrol Engines Only Customer Statement: -Poor engine running, reduced power, engine warning lamp illuminated.
2067729.22022-11-08. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Spurious Diagnostic Trouble Codes (DTCs) stored Customer Statement: -Customers may not be aware of the Diagnostic Trouble Codes (DTCs) listed however the operative may discover one or a combination of the DTCs within the measure section of this TPI whilst conducting a guided fault finding (GFF) sweep.
2059379.22022-11-08. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. High Pitched Whistle from the Engine - Warning light within the DIP - Engine not Running Smoothly - Numerous DTCs Customer Statement: -Emission control warning light evident within the DIP -Engine not running/idling smoothly -High pitched whistle from the right hand side of the engine. -A selection of DTCs are evident
2065919.32022-11-08. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Water Leaking from the mechanical water pump- Low coolant level warning displayed Customer Statement: -Coolant leaking from the mechanical coolant pump -Coolant witness mark on the mechanical coolant pump although coolant is not leaking/dripping from the pump -Low coolant level warning displayed
2067729/12022-08-31. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Spurious Diagnostic Trouble Codes (DTCs) stored. Customer statement / workshop findings: -Customers may not be aware of the Diagnostic Trouble Codes (DTCs) listed However The operative may discover one or a combination of the DTCs within the Measure section of this TPI whilst conducting a Guided Fault Finding (GFF) sweep Technical background: -The DTCs detailed within the Measure section are listed for Bentayga and Bentayga EWB models
2062365/22022-07-07. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. Bentayga and New Flying Spur Hybrid DTC P103A00 evident Engine Oil Fuel Portion Too High. Customer statement / workshop findings: - Warning message within the DIP - The message asks the customer to warm up engine accompanied by a yellow warning (Figure 1) No other symptoms are experienced. Workshop findings - DTC P103A00 evident - Engine Oil Fuel Portion Too High (Figure 2) Smell of fuel in the engine oil Technical background: The warning is caused by the level of unburnt fuel in the engine oil. This value is calculated by the Engine Control Module (ECM) and is based on the driver usage pattern The more cold starts the Internal Combustion Engine (ICE) is exposed to the higher the chance of fuel making its way into the engine oil via the cylinders When the fuel calculation reaches the pre-programmed amount this then causes the DTC to be triggered
2058423/82022-07-06. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; ELECTRICAL SYSTEM. New Continental GT/GTC, New Flying Spur and Bentayga - Low Oil Pressure Warning During Early Vehicle Life. Customer statement / workshop findings: Warning on the Driver Instrument Panel (DIP) - Oil pressure too low DTCs relating to oil pressure may also be stored within the Master ECU. Diagnostic Trouble Codes (DTC) P052400: Engine Oil Pressure Too Low and/or P15AA00: Engine oil pressure - Lower limit not reached stored in the Master Engine Control Unit (ECU). Measure: VERY IMPORTANT: Prior to conducting the onward instructions, the following symptoms MUST be evident - Warning on Driver Instrument Panel (DIP) Oil pressure too low And/or - Diagnostic Trouble Codes (DTC) P052400: Engine Oil Pressure Too Low and/or P15AA00: Engine oil pressure - Lower limit not reached stored in the Master Engine Control Unit (ECU) Should any of the afore mentioned not be evident and the symptoms cannot be reproduced No further action should be taken unless the issue can be reproduced or demonstrated by the customer In the event the symptom/s are evident please conduct the onward Diagnosis Instructions
2066843/12022-06-03. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Engine vibration/humming at idle - Active engine mount diagnosis guidelines. Customer statement: Engine vibration/humming noise at idle Workshop findings DTC C113111 - 307 - Actuator 1 for assembly mounting Short circuit to Ground (GND) evident within the engine mounting control module - Diagnostic address 00BA Technical background In the event the issue is as described, refer to the Measure section of this TPI.
2064824/32021-12-07. Service bulletin. STRUCTURE; ENGINE AND ENGINE COOLING; EQUIPMENT. Bentayga Hybrid - Left hand rear jacking block replacement and coolant pipe check (SC 21/38). Technical background Due to possible a clash condition between the high voltage system coolant pipe and the left hand rear jack block - Figure 1 (point A) the original left hand rear jack block must be replaced. Remedy - The left hand jack block requires replacement - A visual inspection of the high voltage system coolant pipe (situated adjacent to the left hand jack block) is required NOTE: Depending on the outcome of the inspection, the coolant pipe may require replacement (Refer the Work section)
2064824/12021-12-07. Service bulletin. EQUIPMENT; STRUCTURE; ENGINE AND ENGINE COOLING. Bentayga Hybrid - Left hand rear jacking block replacement and coolant pipe check (SC 21/38). Technical background: Due to possible a clash condition between the high voltage system coolant pipe and the left hand rear jack block - Figure 1 (point A) the original left hand rear jack block must be replaced. Remedy: - The left hand jack block requires replacement - A visual inspection of the high voltage system coolant pipe (situated adjacent to the left hand jack block) is required NOTE: Depending on the outcome of the inspection, the coolant pipe may require replacement (Refer the Work section)

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