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Service bulletins for the 2023 Audi A4

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.

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

By type

By component

By trouble code

Bulletins, newest first
AVIN4APIN202408052024-09-06. Other. UNKNOWN OR OTHER. Summary of all Audi Vin4Pin topics in June Quatro Ultra vibrations MIB3 - Stuck on loading user information when booting up Airbag light on, DTCs B101704, B103604 Q5 Airbag light Roof panel buttons inop Airbag light B12251B front windows is noisy and/or binding Front door wind noise
A9324042074808_12024-09-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides service-info relating to lithium-ion high-voltage batteries; determining energy content.
A9224402065963_32024-09-06. Service bulletin. VISIBILITY/WIPER. This bulletin provides information on repairing the corrugated hose for the windshield washer system.
A9124462068573_32024-09-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides informationw hen the parking aid sensor bracket(s) separates from the rear bumper.
A9124452059528_122024-09-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when there is an eCall fault / the eCall LED is red with DTC B200000.
A9124402071291_32024-09-06. Service bulletin. ELECTRICAL SYSTEM. This Pending Service Solution (PSS) requests that technicians create a record in the PSS database in instances wher ethe incorrect time is shown on the instrument cluster or the MMI display.
A9124392074855_12024-09-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the calendar function is not available in MIB3.
A9124372060523_32024-09-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides software update instructions for MIB3.
A9024182064983_92024-09-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides informaion when the Audi virtual cockpit displays a colorful line (pixel error).
A6024732063187_62024-09-06. Service bulletin. STRUCTURE:BODY. This bulletin provides information for checking the seal of the panoramic sunroomf due to wind noises or leaks.
A5724552073601_52024-09-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the message "Safe CP" appears in the cluster, DTC U110100; C115E54, U111800.
A4424062074846_12024-09-06. Service bulletin. WHEELS. This bulletin provides information vibrations and rotational steering wheel vibrations.
A4424052074843_12024-09-06. Service bulletin. WHEELS. This bulletin provides information when there is a wheel/tire imbalance.
A3924702059057_112024-09-06. Service bulletin. POWER TRAIN. This bulletin provides informatin when there is binding or vibrations in tight turns with quattro Ultra.
A3724222074826_12024-09-06. Service bulletin. POWER TRAIN. This bulletin offers information about the basic information needed for technical requests for gaerbox complaints.
A0124342074976_12024-09-06. Service bulletin. FUEL/PROPULSION SYSTEM. This bulletin provides information when there are functional restrictions or driving behavior due to diesel detected in petrol.
A0024902074853_12024-09-06. Service bulletin. FUEL/PROPULSION SYSTEM. This bulletin provides service information ror when the fuel tank cannot be fully filled.
SM 42-20242024-08-06. Other. STEERING. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
SM 41-20242024-08-06. Other. ELECTRICAL SYSTEM. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
SM 40-20242024-08-06. Other. ELECTRICAL SYSTEM. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
SM 39-20242024-08-06. Other. ENGINE. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
AVIN4APIN202407152024-08-06. Other. UNKNOWN OR OTHER. Summary of all Audi Vin4Pin topics in June Corrosion on wheelhouse cover plate MIB3 - Stuck on loading user information when booting up Airbag light on, DTCs B101704, B103604 Q5 Airbag light Roof panel buttons inop Airbag light B12251B the front windows is noisy and/or binding Front door wind noise
A9624002061932_82024-08-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides infrmation when the message "Audi Ative Lane Assist/Traffic Jam assist: malfunction!", DTC U112300 is stored.
A9124352074410_32024-08-06. Service bulletin. ELECTRICAL SYSTEM. This bulleti provides information for vehicles with ConBox high that show an SOS malfunction is shown in the instrument cluster.
A9124342072959_22024-08-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when Apple CarPlay pops up or takes over audio without user intervention.

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