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Service bulletins for the 2021 Audi A5

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.

1071 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
A4321472051336_42021-07-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains repair instructions for DTC B200FF0.
21TechRefGde5262021-06-03. Service bulletin. BACK OVER PREVENTION; TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). All models except Q3, R8, and TT: Settings Section: Split Verify and set language & measurements checklist items into 2 separate with instructions. Changed instructions for "Set Entertainment Fad in Parking aid", " Set Music volune while parking to Medium", and "Turn off Manual Seed Warning". Media/Radio/Sat Section: Changed instructions for "Verify HD Radio is turned "off". On-Hoist Inspection Section: Changed where to store tire pressures for Set and store tirepressures" to "Home > Vehicle > Settings & Service > Tire pressure monitoring". Audi connect Section: Changed instructions for "Turn on the Wi-Fi hotspot", Check Wi-Fi hotspot visibility", and Enable satellite map view for navigation"
A9121052061933_22021-06-03. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This bulletin contains an explanation and troubleshooting for the Navigation messages in the instrument cluster.
A1321142061461_32021-06-03. Service bulletin. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR:INTEGRATED STARTER(OTHER THAN PROPULSION); POWER TRAIN:DRIVELINE:CHAIN/BELT. This bulletin contains repair instructions to address noises or a message in the DIS display.
A9121042024323_82021-06-03. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SOFTWARE. This bulletin contains technical information regarding when the parking aid sporadically warns of obstacles that don't exist or it is inoperative/constant warning.
A6921662063398_12021-06-03. Service bulletin. SEAT BELTS. This informational bulletin outlines what is damage due to outside influence on a seat belt.
SM 39-20212021-06-03. Service bulletin. EQUIPMENT. This special notice is to inform dealers to return the parts listed and only order the successor parts going forward
A9021032058077_52021-06-03. Service bulletin. EQUIPMENT; SERVICE BRAKES. This bulletin contains instructions for determining unexpected Audi presense interventions.
A1021222018288_92021-06-03. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. This technical service bulletin reminds the reader to check for metal debris when replacing an engine.
A0021442052680_32021-06-03. Service bulletin. EQUIPMENT. This bulletin contains instructions for additional reporting requirements for safety related inquiries (airbag/seatbelts, accidents, fire and overheat damage).
SM 37-20212021-06-03. Service bulletin. EQUIPMENT. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
A9121002061028_22021-06-03. Service bulletin. VISIBILITY. This bulletin explains and troubleshoots when Audi connect does not have a green SOS light.
A8721132010146_12021-06-03. Service bulletin. STRUCTURE. This bulletin contains instructions for properly cleaning and removing a musty odor in the vehicle.
A6421802020552_12021-06-03. Service bulletin. VISIBILITY:GLASS, SIDE/REAR. This bulletin provides instructions on how to clean exterior glass.
A4821002061904_22021-06-03. Service bulletin. STEERING:STEERING CONTROL MODULE. This bulletin contains repair instruction for when DTC C110DF0 is stored and the yellow steering lamp is on.
A4421822056386_52021-06-03. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY:VEHICLE CONTROLS:STEERING. This bulletin contains instructions for when the vehicle pulls to one side or the steering wheel is crooked.
21A5S5RS5TECHREP2021-06-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Settings Section Split "Verify and Set language & Vehicle Measurements" into two separate checklist items. Post-Road Test Inspection Section: Added "See TSB 2061028" to the end of The vehicle must not be delivered to the customer if the emergency call function has not been successfully activated (LED lights up in green).
ELSAallignAudi2021-05-06. Service bulletin. ELECTRICAL SYSTEM. Elsa2Go campaign information is now 100% aligned with ElsaPro. This update to Elsa2Go ensures that both systems are displaying the same campaign information, including OPEN/CLOSED status, repair date as well as criterions at the same time without any discrepancy.
A9021982059335_22021-05-06. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM. This bulletin contains information on noises from the instrument cluster installation area.
A9021002032113_52021-05-06. Service bulletin. EQUIPMENT. This information bulletin contains a background on the outside air temperature reading.
A9021992063038_12021-05-06. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM. This informational bulletin explains why the version information pops-up.
A4321462051336_32021-05-06. Service bulletin. SUSPENSION; ELECTRICAL SYSTEM. This bulletin contains repair instructions for DTC B200FF0.
A6421792047061_32021-05-06. Service bulletin. EQUIPMENT:OTHER:LABELS. This bulletin contains a cleaning procedure from leftover residue from suction cups or labels.
A0121042062862_12021-05-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin states that if DTC P227900, P001600, and DTC P001700 recorded together in the ECM to follow the isntructions on replacing the intake manifold pressure sender.
A9121882062115_42021-05-06. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This bulletin contains instructions for when the nav files are corrupted during an update.

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