Service bulletins for the 2021 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.
757 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
| 2053177.18 | 2022-12-08. 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. |
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| 2064679.2 | 2022-12-08. 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 |
| 2058423.9 | 2022-12-08. 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) |
| 2051519.11 | 2022-12-08. 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) |
| 2057978.6 | 2022-12-08. 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 |
| 2055321.3 | 2022-12-07. 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 |
| 2065918.2 | 2022-12-07. 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 |
| 2062092.2 | 2022-12-07. 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) |
| 2065664.2 | 2022-12-07. 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) |
| 2065148.2 | 2022-12-07. 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 |
| 2058484.10 | 2022-12-07. 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: |
| 2068273.1 | 2022-11-08. 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) |
| 2051187.7 | 2022-11-08. 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. |
| 2067613.1 | 2022-11-08. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Bentayga Hybrid - Engine Control Module Update (SC 22/24) Technical background: A software update to the Engine Control Module is required Remedy: Carry out the instructions within the Work section to completion |
| 2058484.9 | 2022-11-08. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Bentayga V8 Kovomo - DTCs P310B00 with symptom code 2638 - Check Engine Lamp - Fuel Pressure Regulation Customer Statement: -Engine warning lamp is illuminated within the driver instrument panel (DIP) in conjunction with the DTC. |
| 2059379.2 | 2022-11-08. 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 |
| 2065919.3 | 2022-11-08. 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 |
| 2062080/7 | 2022-10-07. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Bentayga V8 Kovomo and V6 (Hybrid) - Fuel Pressure Regulation - Numerous DTCs Customer Statement: -Check Engine Lamp Illuminated within the Driver Instrument Panel (DIP): -P310B00 with system code 2636 - Low Fuel Pressure Regulation" Low Fuel Pressure Regulation" -P014800 Fuel Deliver Error" -P019100 Fuel Rail Pressure Sensor 'A' Circuit Range/Performance -P018B00 Fuel Pressure Sensor "B" Circuit Range/Performance with symptom code 17871 -Misfire" DTCs |
| 2066246/2 | 2022-10-07. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Bentayga/New FlyingSpur - DTCPOC4A00 Hybrid/EV Battery Pack Coolant Pump "A" Control Performance Within Address 8C Customer Statement: -Speed limitation noticeable when driving in EV mode (Restricting the vehicle speed to approximately 30mph/48kph) -No other warnings are evident within the DIP |
| 2066850/3 | 2022-10-07. Service bulletin. ENGINE AND ENGINE COOLING; EXTERIOR LIGHTING; ELECTRICAL SYSTEM. Rear Lamp Electrical Defect - Numerous DTCs Evident Customer Statement: -Rear lamp warning within the DIP -Numerous DTCs within diagnostic address 46 (J393) -Faulty rear lamp operation |
| 2066850/2 | 2022-10-07. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; EXTERIOR LIGHTING. Rear Lamp Electrical Defect - Numerous DTCs Evident Customer Statement: -Rear lamp warning within the DIP -Numerous DTCs within diagnostic address 46 (J393) -Faulty rear lamp operation |
| 2058484/8 | 2022-10-07. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. Bentayga V8 Kovomo - DTC P310B00 with Symptom Code 2638 - Check Engine Lamp - Fuel Pressure Regulation Customer Statement: -Engine warning lamp is illuminated within the Driver Instrument Panel (DIP) in conjunction with the DTC as detailed below: P310B00 with symptom code 2638 - Low Fuel Pressure Regulation There may also be multiple DTCs and symptoms present due to fuel pressure regulation or fuel supply issues in conjunction with the afore mentioned symptom/DTC Technical Background: -NOTE: The retailer must attempt to request as much information as possible regarding when the issue occurred Pre-conditions, For example: -Driving at low speed in traffic -Warning lights -Driveability at the time the issue occurred - During idle or driving? -If during idle, how long had the car been idling? -Details when the vehicle was last refuelled and the grade of fuel used -When the issue occurred, How was the car unlocked and started? Keyless entry or entry by using the remote key fob |
| 2053348/7 | 2022-08-31. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. W12 Engine management light on - Turbocharger speed sensor DTCs stored Customer Statement: -Engine management light is evident within the DIP Technical Background: -The operative should lease with the customer to clarify the driving conditions in which the issue occurs, see examples below: -Duration the vehicle was driven before the issue was evident -Throttle load (harsh or light acceleration) -What gradient they were driving on (uphill/downhill/flat road surface etc) -Speed of the vehicle when the issue occurred -Road conditions for example: City driving with traffic queues |
| 2066040/2 | 2022-08-31. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Oil leak from the oil separator/breather connection - Intake manifold whistle - Emission control warning within the DIP Customer statement: -Emission control warning within the DIP Technical Background: -Refer to the Measure section of this TPI -This TPI is applicable to all W12 TSI models including W12 TSI Speed models |
| 2062626/3 | 2022-08-31. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. DTCs stored for all cylinders on Bank 1 or all cylinders on Bank 2 - W12 TSI engine derivative. Customer statement / workshop findings: -DTCs stored for all cylinders on Bank 1 or all cylinders on Bank 2 including multiple cylinder misfires DTC - Misfires logged in one or both engine control units - Engine warning light on - Erratic engine operation Technical background: -Refer to the Measure section of this TPI -This TPI is applicable to all W12 TSI models including W12 TSI Speed models |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.