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Service bulletins for the 2021 Audi Q3

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.

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

By type

By component

By trouble code

Bulletins, newest first
A4624572051095_92024-10-28. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information on frequency analysis.
A4524492075120_12024-10-28. Service bulletin. SERVICE BRAKES. This bulletin provides information regarding the general approach to brakes rubbing.
A4524482072305_22024-10-28. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the MIL is on;
A4524462072304_22024-10-28. Service bulletin. ELECTRICAL SYSTEM. This bulleitn provides information when there is an implausible signal in the ABS/ESC speed sensor.
A4424082074846_22024-10-28. Service bulletin. STEERING. This bulletin provides information when there are vibrations and rotational steering wheel vibrations.
A4424072075088_12024-10-28. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when there is a tire pressure warning in the instrument cluster.
A4024792061464_72024-10-28. Service bulletin. SUSPENSION. This bulletin provides information when there is a cracking noise from the front end when changing direction.
A2424632074810_22024-10-28. Service bulletin. ENGINE. This bulletin provides information when ther is an Engine: start/stop system fault shown and start/stop system not is working; mileage below 50 km/32 miles.
A0124392075010_12024-10-28. Service bulletin. POWER TRAIN. This bulletin provides information when the engine warning lamp lights up in the instrument cluster, and the vehicle has reduced power. DTCs P256300, P056E00, P00AF00.
A0024932002047_132024-10-28. Service bulletin. UNKNOWN OR OTHER. This bulletin provides guidance in order to provid informaiton regarding preparatoin when calling the Audi Technical Assistnce Center (TAC).
A0024922031473_52024-10-28. Service bulletin. STRUCTURE:BODY. This bulletin provides informationw hen there are car was brush bristles trapped in the seam between the headlight and fender.
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.
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).
A6624102055713_52024-09-06. Service bulletin. STRUCTURE:BODY. This bulletin provides information when a decorative frame cannot be installed for the rear license plate holder.
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.
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.
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.
A9324042074808_12024-09-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides service-info relating to lithium-ion high-voltage batteries; determining energy content.

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