Bentley bulletin 2075922/4
What it saysHigh pitched whistle from the engine - Warning light within the DIP - Engine not running smoothly - Numerous DTC's. NHTSA’s full summary ↓
Bentley filed this with NHTSA as a service bulletin dated Jul 17, 2026, received Aug 1, 2026, about the engine. It names 10 model years (2018–2027). A service bulletin is not a safety recall: it is the manufacturer telling its dealers how to diagnose or repair a condition, and whether the work is paid for depends on the warranty in force. Quoting the number at a service desk can save a diagnosis.
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What the bulletin says
Source: NHTSA's summary of the manufacturer's communicationHigh 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)
Document filed under this number
| Document | Kind | Dated | NHTSA id | At NHTSA |
|---|---|---|---|---|
| 2075922/4 | Service bulletin | Jul 17, 2026 | 11035414 | PDF, 254 KB |
The summary is NHTSA’s abstract of the document, as filed under 49 CFR 579.5. One communication is usually filed as several documents — the bulletin, a dealer notice, an owner letter — and the number on any of them finds this page. A PDF link is shown only once NHTSA’s own server has been seen to serve that document; the rest are checked over the following nights. Quote the number at a service desk; it is what the dealer’s system is keyed on.
Model years it names
Source: as the manufacturer filed themAlso filed against model years this site has no page for: 2024 Bentley Redundant Bentayga.
A vehicle page’s bulletin list shows the newest few communications filed against that model year; the count there is every one.
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What owners reported
Source: NHTSA complaint databaseOwners of the 9 model years this bulletin names have filed 3 complaints with NHTSA since 2015. 2 of them name Electrical System, Fuel/Propulsion System — the same broad component group this bulletin is filed under. NHTSA groups complaints coarsely, so that means the same area of the vehicle, not necessarily the same fault.
The contact owns a 2019 Bentley Bentayga. The contact stated that while the vehicle was parked and occupied, while attempting to start the vehicle, the contact smelled an abnormal fuel odor inside the vehicle. There was no warning light illuminated. An independent mechanic was contacted.
2019 Bentley Bentayga · Fuel/Propulsion System · filed with NHTSA Oct 10, 2025
climate control intermittently operable. only works half the time. can't regulate the fan control as the touch screen control systems fails to work
2021 Bentley Bentayga · Electrical System · filed with NHTSA Nov 28, 2022
A complaint is one owner’s account, not a defect finding, and a bulletin is not a recall. Nothing here says this bulletin was issued because of these complaints, or that the repair it describes fixed them. Complaint files on this site begin in 2015.
More bulletins about the engine
Source: same model, same component group69 other manufacturer communications filed against these Bentley models under the same component group (engine), newest first. The eight newest are listed; the rest are on the Bentley list.
| Number | Kind | Dated | NHTSA’s summary |
|---|---|---|---|
| ED95 | Service campaign | Aug 11, 2026 | Subframe Mount Control Unit - Calibration Update | Bentayga Series | 26-27MY (SC26/16) Technical background: On the affected vehicles the cu… |
| 2081236/2 | Service bulletin | Jul 17, 2026 | Loss of Cabin Heat During Engine Operation | Bentayga - V8. Customer Statement: Customers may report that the air conditioning system blows… |
| 2078190/7 | Service bulletin | Jul 17, 2026 | AC System not Cooling - HVAC Leakage Customer Statement: The customer may find that the A/C system not blowing cold air and / or Cooling per… |
| 2071190/4 | Service bulletin | Jul 17, 2026 | HVAC failing to cool | DTC B16A1F0 in diagnostic address 00C5 | Bentayga Series (Hybrid). |
| 2075318/5 | Service bulletin | Jul 16, 2026 | Engine light in the DIP - Various Camshaft adjuster DTC’s logged within the Engine Control Module(s). |
| 2028794/10 | Service bulletin | Jul 16, 2026 | Engine coolant mixture - Restrictions on use of desalinated water. |
| 2061369/12 | Service bulletin | Jul 2, 2026 | Engine Overheating - Warning in the DIP | V8 Kovomo One or a combination of the following symptoms are evident: • Engine overheat warning in… |
| 2081947/1 | Service bulletin | May 13, 2026 | W12 Engine - DTC P192400 control module pin code implausible signal logged in 0001 /0011. Customer Statement: The customer may report one or… |
Quote the number at the service desk. It is what the dealer’s system is keyed on.
Every manufacturer communication NHTSA holds for Bentley, by the number printed on the letter.
Common questions
Source: NHTSA, 49 CFR 579.5Is Bentley 2075922/4 a recall?
No. A service bulletin is a manufacturer communication filed with NHTSA under 49 CFR 579.5; a safety recall carries an NHTSA campaign number (two digits, a letter, six digits) and a federal duty to repair for free. Check the vehicle’s recalls by VIN at nhtsa.gov/recalls, or on its page here.
Is the 2075922/4 repair free?
Not automatically. A service bulletin describes how to diagnose or repair a condition; who pays depends on the warranty in force, any extension, and the dealer. Quoting the number can save a diagnosis either way.
Which vehicles does 2075922/4 cover?
The manufacturer filed it against 10 model years: 2027 Bentley Bentayga, 2026 Bentley Bentayga, 2025 Bentley Bentayga, 2023 Bentley Bentayga, 2022 Bentley Bentayga, 2021 Bentley Bentayga and more. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.