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Manufacturer communication · Service bulletin

Audi bulletin A0123022072273_1

What it saysThis bulletin provides information for when the MIL is on; one or more DTCs stored; P200400, P200600, P201400, P201500. NHTSA’s full summary ↓

Audi filed this with NHTSA as a service bulletin dated Dec 1, 2023, received Jan 4, 2024, about the electrical system. It names 22 model years (2021–2024). 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

This bulletin provides information for when the MIL is on; one or more DTCs stored; P200400, P200600, P201400, P201500.

Kind Service bulletin Manufacturer date Dec 1, 2023 Received by NHTSA Jan 4, 2024 Components Electrical System

Document filed under this number

DocumentKindDatedNHTSA idAt NHTSA
A0123022072273_1Service bulletinDec 1, 202310247133not found

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

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 22 model years this bulletin names have filed 369 complaints with NHTSA since 2015. 109 of them name Electrical 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.

Audi’s wireless charging pad in 2021–2024 A4/A5/Q5 models: •Overheats the phone •Triggers a thermal radio throttle •iPhone temporarily disables Bluetooth hardware •Audi MMI sees that and throws: “Bluetooth function is currently unavailable.” •Wireless CarPlay collapses because it needs Bluetooth + WiFi Direct •Audio goes dead along with…

2024 Audi A5 · Electrical System · filed with NHTSA Nov 25, 2025 · ODI 11701394

While operating the vehicle under normal driving conditions, the vehicle suffered an immediate, un-commanded loss of engine power and throttle response. The vehicle displayed a critical dashboard restriction stating: “Maximum engine speed 2500 RPM”, forcing an emergency limp-home mode that instantly created a roadway collision hazard.

2021 Audi A6 · Electrical System · filed with NHTSA Sep 21, 2026 · ODI 11765960

2022 Audi S3 (8Y), ~35,000 miles. Vehicle developed “Gear selector malfunction. You may continue driving.” Dealer stated failure would eventually leave vehicle stranded. Gear selector replaced under partial goodwill. Immediately afterward, vehicle began experiencing communication faults U123100 and U123000 gateway module.

2022 Audi S3 · Electrical System · filed with NHTSA Feb 6, 2026 · ODI 11716117

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 electrical system

Source: same model, same component group

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

NumberKindDatedNHTSA’s summary
TSB_2082223_5Service bulletinSep 30, 2026This bulletin provides information regarding software update KD2* 03.11.00/C (28.14.01).
TSB_2081477_7Service bulletinSep 30, 2026This bulletin provides an overview of the combined software updates for cluster 3; PPE/PPC.
TSB_2080988_4Service bulletinSep 30, 2026This bulletin provides information when the rear lid only opens/clolses slightly and then stops.
TSB_2080076_3Service bulletinSep 30, 2026This bulletin provides information when there is an engine warning lamp on; DTC P157000 is logged in the ECM.
TSB_2079976_3Service bulletinSep 30, 2026This bulletin provides information when there is occasionally audio output for entertainment when the vehicle is started.
TSB_2079975_3Service bulletinSep 30, 2026This bulletin provides informaiton when the sound output pauses automatically after starting the vehicle.
TSB_2079974_3Service bulletinSep 30, 2026This bulleitn provides informaiton when there is a translucent rectangle covering the center display.
TSB_2079972_4Service bulletinSep 30, 2026This bulletin provides information when the time does not autmotically update when daylight savings time begins or ends.

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 A0123022072273_1 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 A0123022072273_1 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 A0123022072273_1 cover?

The manufacturer filed it against 22 model years: 2024 Audi A3, 2024 Audi A4, 2023 Audi A4, 2022 Audi A4, 2021 Audi A4, 2024 Audi A5 and more. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.