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Service bulletins for the 2020 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.

753 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
2071674.22023-11-08. Service bulletin. FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM. V8 Kovomo - DTC - P025C00: Fuel Pump Module Control Circuit Low Logged in 0001 Customer Statement: -Engine management light illuminated within the DIP -DTC P025C00 Fuel Pump Module Control Circuit Low is evident within 0001
2065664.32023-11-08. 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
2071668.12023-11-08. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. 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
2066852.42023-11-08. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Shaker Speaker - Diagnostic Checks Customer Statement: -Customer complains of poor quality music output from the shaker speaker due to a rattling noise/sound distortion
2066236.32023-11-08. Service bulletin. EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES; EQUIPMENT; ELECTRICAL SYSTEM. Unintended sounding of the Alarm siren - Following activation of the ignition or whilst the vehicle is left standing Customer Statement: Unintended sounding of the alarm siren following activation of the ignition Or Unintended sounding of the alarm siren whilst the vehicle is left standing
2065715.32023-11-08. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. Bentayga Hybrid - Emission control system warning lamp illuminated within the DIP - Potential wiring clash condition Customer Statement: -Emission control system warning lamp illuminated (Figure 1) within the Driver Information Panel (DIP)
2065697.32023-11-08. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; ELECTRICAL SYSTEM. Bentayga Hybrid - Emission control system warning lamp illuminated within the DIP - Open circuit DTCs evident Customer Statement: -Emission control system warning lamp illuminated (Figure 1) within the Driver Information Panel (DIP)
2064648.42023-11-08. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:ADAS. ACC Unavailable-Traffic Assist Failure-Safeguard Failure-Radar Malfunction Warning DIP - Numerous DTCs within 0013 Customer Statement: One or numerous of the following issues are evident: ACC Failure Traffic Assist Failure Safeguard Failure Radar Malfunction
2063954.52023-11-08. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Engine warning light illuminated within the DIP during acceleration - DTC P029900 evident - W12 TSI only Customer Statement: -Engine warning light and max engine speed 4000 rpm warning evident within the DIP during acceleration - Warning on DIP first appears when accelerating (During boost)
2063729.42023-11-08. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL. Fitment of Control Modules from Donor Vehicles For Test Purposes Technical Background: If an issue is suspected for one of the control modules listed below: Onboard supply control unit (J519) Convenience system central control unit (J393) Data bus diagnostics interface (J533) Control unit 1 for Information Electronics (J794) Control unit in dash panel insert (J285) Emergency call module control unit (J949)
2063410.52023-11-08. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT; ELECTRICAL SYSTEM. Infotainment Main unit (5F / J794) fault finding/diagnosis procedure Customer Statement: Issue suspected with the Infotainment Main unit (5F / J794) - For example: MMI screen image flickers or goes blank No response to selection Audio cuts-out
2071540/12023-11-07. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Bentayga/New Flying Spur - Hybrid - DTC P0B2500 and/or P0B2600 in 008C - High voltage battery management control unit. Customer statement / workshop findings: - Yellow engine warning light illuminated within the DIP - Red high voltage battery warning light illuminated within the DIP Workshop findings - DTC P0B2500 and/or P0B2600 stored within 008C - High voltage battery management control unit.
2061195/32023-11-07. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Telephone Functionality Complaint - Minimum Standards Required For Analysis Of Concerns. Customer statement / workshop findings: The feedback method within this TPI is required should a complaint of telephone functionality and/or quality be reported. Technical background: The minimum standards check list document within the Measure section is required to capture an accurate description of customer telephone issues.
2059612.52023-11-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Bentayga Hybrid and New Flying Spur Hybrid - Home Charging Unit PIN code Customer Statement: -Bentley Home Charging Unit Unable to recollect Personal Identification Number (PIN). Unable to charge High Voltage Battery with Bentley Home Charging Unit.
2059392.42023-11-06. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. 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
2058423.102023-11-06. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. 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)
2055693.42023-11-06. Service bulletin. SUSPENSION; ELECTRICAL SYSTEM. Unable to run basic settings within the Adaptive suspension control unit (J775) Customer Statement: -Unable to run Basic setting (full process + rebound end stops) after a new adaptive air suspension control unit has been fitted or work has been conducted on the suspension system which requires the Basic setting (full process + rebound end stops) procedure performing
2055540.42023-11-06. Service bulletin. STEERING; SUSPENSION; STRUCTURE; ELECTRICAL SYSTEM. Rumble noise and/or floor pan/steering column vibration Customer Statement: -Floor pan or steering column/steering wheel vibration when manoeuvring/steering at slow speeds with steering wheel input
2053429.62023-11-06. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Emission control system lamp illuminated - DTC P044100 evident Customer Statement: -Emission control system warning lamp illuminated (Figure 1) within the Driver Information Panel (DIP) in conjunction with DTC - P044100: EVAP Emission Contr.Sys.Incorrect Purge Flow - logged within one or both engine control modules
2051219.102023-11-06. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. W12 TSI Camshaft Phaser Position Related DTC Customer Statement: -Customer reporting (Emission Control Warning Indicator) displayed. Engine running rough.
2050542.72023-11-06. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING; VISIBILITY. Service info: body/equipment: front exterior lighting steamed up/leaks Customer Statement: -1. The lenses of the headlights (illustration 1a) /front fog lamps (illustration 1b) are steamed up/damp from the inside with minor drips. 2. Water is in the headlight (illustration 2a) / front fog lamp (illustration 2b), big drips.
2045686.62023-11-06. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Bentayga - Engine oil pressure warning Customer Statement: -Low oil pressure warning illuminated in the driver instrument panel as shown in Figure 1 and event code P15AA00 is evident in one or both of the Engine Control Modules
2058573.32023-11-06. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. DTC P04F000 EVAP system high pressure purge line performance DTC logged Customer Statement: -Emission control system warning light illuminated within the DIP (Figure 1)
2070344.32023-11-06. Service bulletin. VISIBILITY; ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Headlamp control unit replacement - Bentayga and New Flying Spur Customer Statement: -Headlamp is not working or the headlamp is flickering
2068946.42023-11-06. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; SUSPENSION. Bentley dynamic ride system warning - DTC P0B2500: Hybrid/EV Battery (A) Voltage low stored (48 volt system) Customer Statement: -(Bentley dynamic ride system: fault) displayed within the Drivers Instrument Panel (DIP)

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