Service bulletins for the 2022 Audi S4
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
| A9122662065728_1 | 2022-02-04. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin describes an error which may arise due to a bug in the software of a customer's phone, which causes the Apple CarPlay screen to appear blank, and for audio drop-outs. |
|---|---|
| A9122642062266_5 | 2022-02-04. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin states to create a PSS provides a workaround to address a concern when last destinations, favorites, and home/work addresses are sporadically lost. |
| A9122612065488_1 | 2022-02-04. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin explains that the HVAC system cannot be operated by using a voice command |
| A9022432065960_1 | 2022-02-04. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL. This bulletin advises on the diagnosis and determination of warranty coverage for cracks appearing on the Virtual Cockpit screen. |
| A462227203418119 | 2022-02-04. Service bulletin. EQUIPMENT; SERVICE BRAKES; EQUIPMENT ADAPTIVE/MOBILITY. This technical service bulletin provides troubleshooting for brake noise. |
| A9022422065932_1 | 2022-02-04. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT. This bulletin describes a concern where the screen of the virtual cockpit has a white sheen and the associated repair process. |
| A9022412064983_3 | 2022-02-04. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL. This repair bulletin describes a possible defect present in vehicles equipped with virtual cockpit and the associated repair. |
| A9022332064789_2 | 2022-02-04. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EQUIPMENT. This bulletin describes a condition where the customer may report various LED malfunction indicators are illuminated erroneously due to a hardware defect. Replacing the instrument cluster is recommended. |
| A4022322059474_3 | 2022-02-04. Service bulletin. SUSPENSION:FRONT:SHOCK ABSORBER. This bulletin contains instructions for correcting buffer stop noise (rumbling or squeaking from the front end). |
| A9121552062266_4 | 2022-01-06. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin states to create a PSS record when last destinations, favorites, and home/work addresses are sporadically lost. |
| A5521652062730_2 | 2022-01-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin explains why the compartment lid cannot be closed using the buttons on the key sometimes. |
| A4421862056386_7 | 2022-01-05. Service bulletin. STEERING; SUSPENSION. This bulletin contains instructions for when the vehicle pulls to one side or the steering wheel is crooked. |
| A4021312024318_1 | 2022-01-05. Service bulletin. WHEELS. This technical service bulletin provides instructions for correcting a clicking sound from the wheel bearing(s). |
| A4021302023187_6 | 2022-01-05. Service bulletin. STEERING. This information bulletin provides an explanation for squeaking noises heard when the steering wheel is turned or maneuvered. |
| A1921262061918_4 | 2022-01-05. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin provides guidance on diagnosing a coolant light concern with normal coolant level in the tank. |
| A002155201173212 | 2022-01-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains general instructions for software updates. |
| A9721822061976_2 | 2021-12-07. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin contains guidance for submitting warranty wiring repairs. |
| A9021272064844_1 | 2021-12-07. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EQUIPMENT. This bulletin contains repair instructions for when the Audi virtual cockpit does not start-up with no DTCs. |
| A4421842065160_1 | 2021-12-07. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; TIRES:TEMPORARY/EMERGENCY SPARE TIRE. This informational bulletin explains how the temporary/collapsible spare wheel inflates. |
| A9021222064983_1 | 2021-12-07. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin states to replace the instrument cluster when there is a colorful vertical line (pixel error) in the Audi virtual cockpit. |
| A4821132063528_2 | 2021-12-07. Service bulletin. ENGINE. This bulletin contains instructions for addressing intermediate shaft noises that are heard in the engine compartment. |
| Dealer 91CQ | 2021-11-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Update the ConBox software via SVM. |
| Bulletin 91CQ | 2021-11-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Update the ConBox software via SVM. |
| A9121422062266_3 | 2021-11-05. Service bulletin. UNKNOWN OR OTHER. This bulletin states to create a PSS record when last destinations, favorites, and home/work addresses are sporadically lost. |
| A6921722063398_2 | 2021-11-05. Service bulletin. UNKNOWN OR OTHER. This informational bulletin outlines what is damage due to outside influence on a seat belt. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.