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Manufacturer communication · Service bulletin

Audi bulletin AVin4Pin20230707

What it saysNoise from front door trim panel while driving Low coolant warning in cluster, coolant level is correct Check engine lamp is on, DTC (s) P010600, P023600, P023700, P023800 Belt noise from starter generator Leak from oil… NHTSA’s full summary ↓

Audi filed this with NHTSA as a service bulletin dated Jul 7, 2023, received Aug 4, 2023, about the power train. It names 43 model years (2017–2024). 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 communication
Engine 3.0L “Noise from front door trim panel while driving Low coolant warning in cluster, coolant level is correct Check engine lamp is on, DTC (s) P010600, P023600, P023700, P023800 Belt noise from starter generator Leak from oil…”

What it applies to, as NHTSA’s summary states it — build dates and equipment as the manufacturer filed them. The dealer checks the VIN and the build date on the door jamb; a vehicle outside the window is not covered by this bulletin.

Noise from front door trim panel while driving Low coolant warning in cluster, coolant level is correct Check engine lamp is on, DTC (s) P010600, P023600, P023700, P023800 Belt noise from starter generator Leak from oil pan USB Trim detached from center console 3.0L engine sound generator malfunctioning Valve cover leaking oil Fuel pressure low. DTC P008700 MMI screen exhibits "ghost touches" randomly changing screen Check engine lamp, Belt Starter Generator DTC U046900 symptom 26950

Kind Service bulletin Manufacturer date Jul 7, 2023 Received by NHTSA Aug 4, 2023 Components Power Train, Electrical System, Equipment, Structure

Document filed under this number

DocumentKindDatedNHTSA idAt NHTSA
AVin4Pin20230707Service bulletinJul 7, 202310239668PDF, 235 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 them

and 3 more on this site: 2021 Audi SQ5, 2022 Audi e-tron, 2021 Audi e-tron.

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 database

Owners of the 43 model years this bulletin names have filed 1,002 complaints with NHTSA since 2015. 455 of them name Electrical System, Power Train, Structure — 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.

On the 2018 Audi Q5, the 19 owners who gave an odometer reading for Electrical System reported it at a median of 48,000 miles. That figure is one model year’s, not the whole range this bulletin covers — medians from different model years are not averaged.

BSG/alternator faulty. Started displaying “electrical malfunction!” Had to stop immediately before immediate shut down on road. Problem had been known on hybrid models of Audi specially larger models. Recall/TSB have been opened for those vehicles. Vehicle was inspected by dealership. No prior warning other than that immediate red warning

2023 Audi A3 · Electrical System · filed with NHTSA Sep 21, 2026 · ODI 11765831

On March 22, 2026, my Check Engine light came on while driving my 2022 Audi A3. Prior to this, I had been noticing a slight jerk when accelerating from a stop. Because Audi dealerships charge approximately $250 just to read diagnostic codes, I went to Discount Auto Parts, where they retrieved code P27F500 — indicating the gear shift lock…

2022 Audi A3 · Power Train · filed with NHTSA Mar 23, 2026 · ODI 11726245

Electrical system failure due to water in the spare tire & battery well, purchased key fob, 2 auto batteries unable to program fob due to non compatible 1st battery, info display contact dealer, had the water extracted, there were no prior indicators of an upcoming issue until the morning of May 22,2026 when my vehicle wouldn't start so…

2020 Audi Q5 · Electrical System · filed with NHTSA Aug 21, 2026 · ODI 11758407

In depth: 2018 Audi Q5 electrical problems →

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 power train

Source: same model, same component group

149 other manufacturer communications filed against these Audi models under the same component group (power train), newest first. The eight newest are listed; the rest are on the Audi list.

NumberKindDatedNHTSA’s summary
TSB_2080075_4Service bulletinSep 28, 2026This TSB provides information when there is a drive system fault in the instrument clusteer, DTC P066700, symptom 20752, address: 0002.
TSB_2079998_5Service bulletinSep 28, 2026This bulletin provides information when there is a drive system fault in the insrument cluster; DTC P071100 symptom 20756 - diagnostic addre…
TSB_2080077_4Service bulletinSep 25, 2026This bulletin provides information when the gearbox warning light illuminates; drive system fault with event memory entry P060A00; P1FD700.
TSB_2081071_3Service bulletinAug 20, 2026This Pending Service Solution (PSS) requests that technicians enter a record in the PSS databse when there is functional issue in the gearbo…
TSB_2082948_1Service bulletinAug 5, 2026This bulletin provides information when the transmission position cannot be selected.
TSB_2059057_15Service bulletinAug 4, 2026This bulletin provides informatin when there is binding or vibrations in tight turns with quattro Ultra.
TSB_2073060_5Service bulletinJul 21, 2026This bulletin provides information when there is a loss of coolant from the coolant pump.
TSB_2080373_2Service bulletinJun 25, 2026This bulletin provides information when there are uncomfortable gear shifts when shifting in higher gears.

Quote the number at the service desk. It is what the dealer’s system is keyed on.

Every manufacturer communication NHTSA holds for Audi, by the number printed on the letter.

Photo: Christian Buehner / Unsplash

Common questions

Source: NHTSA, 49 CFR 579.5

Is Audi AVin4Pin20230707 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 AVin4Pin20230707 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 AVin4Pin20230707 cover?

The manufacturer filed it against 43 model years: 2024 Audi A3, 2023 Audi A3, 2022 Audi A3, 2023 Audi A4, 2023 Audi A5, 2022 Audi A5 and more. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.