Service bulletins for the 2021 Audi S5
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.
994 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Equipment and accessories are shown. Show all
| SM 15-2021 | 2021-03-04. Service bulletin. EQUIPMENT. This special notice is to inform dealers to return the part numbers listed (State of California only). |
|---|---|
| AWA 21-01 | 2021-03-04. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. This Document informs dealers on the new A/C evaporator warranty extension for 2017-2021 A4/S4/Q7 and 2018-2021 A5/S5/Q5 vehicles |
| A9121692062115_2 | 2021-03-04. Service bulletin. EQUIPMENT. This bulletin contains instructions for when the nav files are corrupted during an update. |
| A9121682062266_1 | 2021-03-04. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This bulletin states to create a PSS record when last destinations, favorites, and home/work addresses are sporadically lost. |
| A4621222051095_4 | 2021-03-04. Service bulletin. EQUIPMENT. This informational bulletin contains instructions on how to download and use the Audi Frequency App. |
| A9421332061922_1 | 2021-03-04. Service bulletin. EQUIPMENT. This informational contains instruction on how to document optical concerns for warranty claims. |
| A6621692030471_6 | 2021-03-04. Service bulletin. EQUIPMENT. This informational bulletin covers the condition of when license plate mounting bracket threaded inserts are stripped. |
| SM 05-2021 | 2021-02-04. Service bulletin. EQUIPMENT. This special notice is to inform dealers to return the parts listed if it meets the criteria provided. |
| A9121622061934_1 | 2021-02-04. Service bulletin. EQUIPMENT. This bulletin states to ignore DTCs U156C00, B1A06F1, B1A06F2 and to not perform any repairs or run any test plans for these ghost DTCs. |
| A4821922061904_1 | 2021-02-04. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. This bulletin contains repair instruction for when DTC C110DF0 is stored and the yellow steering lamp is on. |
| A0121962060429_2 | 2021-02-04. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin contains instructions for when there may be a noise from the exhaust flap or there are DTCs sporadically stored in the ECM. |
| A9120432061625_1 | 2021-01-08. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:ELECTRICAL. SOS emergency call malfunction, DTC B129B11 and B129C11 are stored in the emergency call control module |
| A5320042043016_2 | 2021-01-08. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM: CABLES; EQUIPMENT. This bulletin contains repair instructions for when cables are hanging in view with no DTCs. |
| A5520512014055_8 | 2021-01-08. Service bulletin. EQUIPMENT; ENGINE; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin contains instructions for addressing discoloration due to moisture on a new vehicle. |
| A0020432061669_1 | 2021-01-08. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin contains instructions for Audi connect before performing any MMI work. |
| 21A5S5RS5CSTDEL | 2021-01-08. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM. Infotainment Section: ADDED: Check radio settings and ensure 'Online additional data' is toggled on and 'online station tracking' is set to Automatic |
| SM C-2020 | 2021-01-08. Service bulletin. EQUIPMENT. This special notice is to inform dealers to return the part numbers listed (State of California only). |
| A0020362002047_1 | 2020-12-21. Service bulletin. EQUIPMENT:ELECTRICAL. This information bulletin contains instructions for technicans on how to ensure their TAC call goes smoothly. |
| A9120362061345_1 | 2020-12-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin contains information regarding connectivity issues. |
| A4620192061331_1 | 2020-12-04. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains instructions for addressing an ABS warning light with DTCs C050200 and/or C050800. |
| A4620182061403_1 | 2020-12-04. Service bulletin. SERVICE BRAKES, AIR:DISC:PADS; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains instructions for addressing a brake pad wear indicator light with no DTCs. |
| 2010-2021EngOil | 2020-12-04. Service bulletin. EQUIPMENT. Added Saga Part number for 0W40 oil: SAGA Part: G E55040S0 |
| A9120242026611_7 | 2020-11-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin contains a guide for troubleshooting HD radio issues. |
| A9120202061028_1 | 2020-11-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin explains and troubleshoots when Audi connect does not have a green SOS light. |
| A9020732059891_3 | 2020-11-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This informational bulletin directs you to read the SSP and not perform any repairs for the concern. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.