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Service bulletins for the 2021 Audi Q5

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.

1146 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
DC_Alternator_32023-02-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Support for Customers Affected by Alternator Back-order
DC_Alternator_62023-02-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Support for Customers Affected by Alternator Back-order
A6623942049680_22023-02-07. Service bulletin. STRUCTURE. This bulletin provides instructions for when the exterior trim has spots.
A6423862047061_42023-02-07. Service bulletin. VISIBILITY:WINDSHIELD. This bulletin provides instructions for when faint images appear on the windshield from the production sticker, or an image of the suction cups used to install the windshield in production.
A8723382068460_22023-02-07. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides instructions for when the air conditioning system does not cool the cabin and DTCs P053000 or P251500.
SM 01-20232023-02-07. Service bulletin. EQUIPMENT. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
A6623952060333_32023-02-07. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT; STRUCTURE. This bulletin provides instructions when the black optic exterior trim is discolored.
A4423972022563_22023-02-07. Service bulletin. VEHICLE SPEED CONTROL. This bulletin provides instructions for when a vibration is felt in the floor, seat, footwell, pedals or steering wheel while driving at highway speeds from 55 - 80 mph.
A4323682059665_42023-02-07. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin provides instructions for when the warning light for suspension illuminates in the instrument cluster.
A3423622067653_32023-02-07. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin provides instructions for when "Gearbox Malfunction" and/or vehicle does not shift up or down, and/or vehicle is in limp mode home, and/or "reverse gear is unavailable" displayed in the instrument cluster, and/or "You can continue driving (functions limited" with DTCs P071800 and/or P276800 and possible in combination with DTC P081100 and/or P081E00.
DC_Alternator_22023-02-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Support for Customers Affected by Alternator Back-order
A9123612062115_92023-02-07. Service bulletin. BACK OVER PREVENTION:DISPLAY FUNCTION. This bulletin provides instructions for when a customer states that after an over-the-air navigation map update the navigation system is permanently initializing or the navigation map is incomplete or corrupt and DTC B126CF0 and/or B126CF1 may be stored in the electronics control module.
A9123592036576_72023-02-07. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT. This bulletin advises that the MMI screen may freeze, or go blank and then restart when a special character like a symbol or emoticon is used in the name field for contact(s).
A8023122062583_22023-02-07. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This bulletin provides instructions for when the customer advises that there is insufficient or uneven cabin heating from the HVAC system.
A6023612063187_22023-02-07. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. This bulletin provides instructions for when a customer reports concerns with the sunroof opening permeter seal is generating noise, dripping water, or if the seal is distorted and/or not flush with the roof panel.
A5123262068999_12023-02-07. Service bulletin. STRUCTURE. This bulletin provides instruction for when a customer advises that a visible line of corrosion is forming in the roof.
A4623402069078_12023-02-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains instructions for when the zirconium inserts found to be not firmly attached during service work.
A1323162061461_62023-02-07. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides instructions for when there is a grinding/squeaking/tweeting noise coming from the engine compartment OR there is a message in the driver information system stating "Electrical system Malfunction! Please go to workshop". DTC P2BA300 may be stored.
DC_Alternator2023-01-06. Service bulletin. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. Support for Customers Affected by Alternator Back-order
DC_RECALLS2023-01-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SAFETY RECALLS, COMPLIANCE RECALLS and STOP SALES
A5722002022032102023-01-06. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LOCK. This technical service bulletin provides troubleshooting information for the vehicle locking system.
A9022842064983_52023-01-06. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin provides directions for when there is a pixel fault in the instrument cluster.
A4822362067555_22023-01-06. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin provides a software update for DTC B200049 with Symptom Code 7353984.
A4722212067321_52023-01-06. Service bulletin. SERVICE BRAKES. This bulletin contains instructions for when the brake servo unit is the source of a squawking noise.
A9722892061976_32022-12-06. Service bulletin. ELECTRICAL SYSTEM:WIRING; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains guidance for submitting warranty wiring repairs.

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