WenmarOpen by Wenmar Pro

Service bulletins for the 2026 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.

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

By type

By component

By trouble code

Bulletins, newest first
2078962/62026-08-04. Service bulletin. ELECTRICAL SYSTEM. ODIS Error Message – Best Practice When Performing Baseline (BiL) Updates. Workshop Findings: During vehicle baseline (BiL) updates using ODIS, users may encounter various error messages. These errors can interrupt the update process and may be caused by issues related to the vehicle’s current configuration, communication faults, or problems with the SVM code being applied. To support initial fault diagnosis, a best practice guide is attached to this TPI. It provides recommended checks and troubleshooting steps to help resolve common issues encountered during BiL updates.
2078962/52026-08-04. Service bulletin. ELECTRICAL SYSTEM. ODIS Error Message – Best Practice When Performing Baseline (BiL) Updates. Workshop Findings: During vehicle baseline (BiL) updates using ODIS, users may encounter various error messages. These errors can interrupt the update process and may be caused by issues related to the vehicle’s current configuration, communication faults, or problems with the SVM code being applied. To support initial fault diagnosis, a best practice guide is attached to this TPI. It provides recommended checks and troubleshooting steps to help resolve common issues encountered during BiL updates.
2080901/22026-08-04. Service bulletin. ELECTRICAL SYSTEM. Sporadic entries - Nano connector contact testing. Customer statement / workshop findings: Sporadic entries in control units that use Nanotype terminals, including the airbag control unit J234, the engine control unit J623 and the emergency call and communication unit J949. These may be accompanied by intermittent electrical behaviour or repeated DTCs after earlier diagnostic checks.
2055036/92026-08-04. Service bulletin. ELECTRICAL SYSTEM. My Bentley - Connected services. Customer statement / workshop findings: Complaints relating to My Bentley connected services.
2080955/22026-08-04. Service bulletin. ELECTRICAL SYSTEM. Guide on My Bentley App - Error MBB.HTTP.2 When Using Remote Services. Customer Statement: Customers may report that the My Bentley App displays an MBB.HTTP.2 error when attempting to use remote services such as Remote Climate or Remote Charging. The functions fail to initiate from the app.
2068273/62026-08-03. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Multiple random misfires evident during PDI.
2081603/22026-08-01. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING. MMI Display Screen Malfunction | Bentayga Series. Customer Statement: Customers may report one or more of the following symptoms: • Flickering of the centre display. • Distorted/rolling/scrolling screen image. • Display becomes partially unreadable or screen appears unresponsive. • Intermittent image disruption after ~20–40 minutes of system usage.
2065664/62026-08-01. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Bentayga V8 Kovomo - Engine MIL light on - DTC “O2 Sensor Signals Swapped Bank 1 Sensor 2/ Bank 2 Sensor 2. Customer statement / workshop findings: 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
2081236/22026-08-01. Service bulletin. ENGINE; VISIBILITY/WIPER; ELECTRICAL SYSTEM. Loss of Cabin Heat During Engine Operation | Bentayga - V8. Customer Statement: Customers may report that the air conditioning system blows only cold air when the engine is running. Warm air is only available after switching off the engine. The concern is commonly reported after engine removal or recent repair work.
2080814/22026-08-01. Service bulletin. STRUCTURE:BODY. Service Info: Interior Veneer Replacement. Customer statement / workshop findings: For any interior veneer replacement: raise and obtain approval of a Technical DISS query before ordering. This ensures VIN correct specification and prevents visual mismatch.
2071190/42026-08-01. Service bulletin. ENGINE; VISIBILITY/WIPER; ELECTRICAL SYSTEM. HVAC failing to cool | DTC B16A1F0 in diagnostic address 00C5 | Bentayga Series (Hybrid).
2075922/42026-08-01. Service bulletin. ELECTRICAL SYSTEM; ENGINE; FUEL/PROPULSION SYSTEM. High pitched whistle from the engine - Warning light within the DIP - Engine not running smoothly - Numerous DTC's. Customer statement/Workshop findings: • Emission control warning light evident within the DIP • Engine not running/idling smoothly • High pitched whistle from the right and left hand side of the engine TIP: Refer to video within the Bentley Hub referencing TPI 2075922/- • A selection of DTC’s are evident (as per TPI Event memory entries)
2071933/52026-08-01. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY/WIPER. Headlamp Control Unit Replacement | Bentayga and Flying Spur. Customer statement / workshop findings: Headlamp low beam / high beam malfunction / operational issues (Inner lamp) Or Daytime running light malfunction / operational issues (Inner lamp) Or Turn signal malfunction / operational issues (Outer lamp)
2065926/62026-08-01. Service bulletin. ENGINE; FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. Fuel pressure regulator - DTC P242200 with symptom code 14536 evident within address 0001. Customer statement: The warning lamp for the emission control system is displayed within the DIP
2058484/162026-07-31. Service bulletin. ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM; ENGINE. Bentayga V8 Kovomo - DTC P310B00 with Symptom Code 2638 - Check Engine Lamp - Fuel Pressure Regulation. Customer statement / workshop findings: 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 DTC’s and symptoms present due to fuel pressure regulation or fuel supply issues in conjunction with the afore mentioned symptom/DTC
2075041/42026-07-31. Service bulletin. SUSPENSION. Lower and/or upper front suspension lever bushes - Warranty replacement guidelines
2081440/42026-07-31. Service bulletin. WHEELS. Foreign Object (Screw) Detected in Tyre During Pre Delivery Inspection (PDI).
2063729/62026-07-31. Service bulletin. ELECTRICAL SYSTEM. Fitment of control modules from donor vehicles for test purposes.
2077519/42026-07-31. Service bulletin. STRUCTURE:BODY. Exterior Gap and Profile Information. Customer statement / workshop findings: Customer and/or retailer may raise an issue with panel gaps/alignment or flushness.
2055664/42026-07-31. Service bulletin. ELECTRICAL SYSTEM; ENGINE. DTC P14AB00 and/or other related exhaust flap DTC's - Warning lamp evident within the DIP.
2028808/102026-07-31. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Service info: Engine oil – Specific oil type and oil consumption reference.
2057978/102026-07-31. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Engine Lubricating Oil - Replenishment. Customer statement / workshop findings: Engine lubricating oil lamp illuminated on driver instrument panel. Engine lubricating oil requires “topping up” between services.
2075318/52026-07-30. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Engine light in the DIP - Various Camshaft adjuster DTC’s logged within the Engine Control Module(s).
2075331/52026-07-29. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Engine light in the DIP - Various oxygen sensor / Fuel ratio DTC’s logged within the Engine Control Module(s). Customer statement / workshop findings: Engine light in the DIP - Various oxygen sensor / Fuel ratio DTC’s logged within the Engine Control Module (s)
2028794/102026-07-29. Service bulletin. ENGINE. Engine coolant mixture - Restrictions on use of desalinated water.

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