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Service bulletins for the 2011 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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
A4622332051095_72022-07-01. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE. This informational bulletin contains instructions on how to download and use the Audi Frequency App.
A4522262067132_12022-06-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin contains instructions for when the message "Audi pre sense currently restricted. See owner's manual" is displayed in the instrument cluster without DTCs.
A4622312051095_62022-06-07. Service bulletin. EQUIPMENT:ELECTRICAL. This informational bulletin contains instructions on how to download and use the Audi Frequency App.
A8722272041717_82022-06-07. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This informational bulletin details on how to get a GFF test plan for A/C compressor replacements.
A4422922022563212022-06-07. Service bulletin. STEERING. This bulletin provides information regarding vibrations or movement that are felt in the wheel.
37 13 08 20341632022-05-31. Service bulletin. POWER TRAIN. Customer may report that the transmission does not work correctly.
37 13 07 20336582022-05-31. Service bulletin. POWER TRAIN. Vehicle lacks power or will not move after stop due to simultaneous depressing of the brake and accelerator pedals
35 14 17 20322112022-05-31. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:GEARS. Gearbox warning light
35 14 16 20273632022-05-31. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION; EQUIPMENT ADAPTIVE/MOBILITY. Drivability concerns, S tronic transmission
35 13 15 20304772022-05-31. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION; ELECTRICAL SYSTEM. Gearbox malfunction message in cluster.
35 13 13 20304772022-05-31. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. Gearbox malfunction message in cluster
35 13 12 20280852022-05-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. leaks from transmission.
35 13 11 20273632022-05-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. Drivability concerns or P1724 fault stored S-Tronic Transmission.
35 13 10 20304772022-05-31. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN:MANUAL TRANSMISSION. Gearbox malfunction message in cluster
35 13 09 20280852022-05-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. Speed S-tronic, leaks from transmission
34 13 13 20286502022-05-31. Service bulletin. SUSPENSION:FRONT:WHEEL BEARING; WHEELS. Grinding or wheel bearing type noises from front when accelerating or at constant speed
30 13 18 20282292022-05-31. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN:MANUAL TRANSMISSION; ENGINE. Vehicle does not start or only starts when the clutch pedal is pressed very firmly
27 13 19 20290102022-05-31. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Low battery charge: excess current draw location
AWA 22-032022-05-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Document informs dealers on the new DSG transmission warranty extension for 2010-2012 S4 & S5 vehicles
A9022582059335_32022-05-05. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin contains information on noises from the instrument cluster installation area.
A8722252010146172022-05-05. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This bulletin contains instructions for properly cleaning and removing a musty odor from the heating and ventilation system.
A4022382024318122022-05-05. Service bulletin. WHEELS. This bulletin describes the proper procedure to address a clicking or clacking noise from the wheel bearing
A9022572032113_62022-05-05. Service bulletin. EQUIPMENT:ELECTRICAL. This is an informational bulletin containing information about the outside temperature reading.
35 13 15 20304772022-05-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:GEAR POSITION INDICATION (PRNDL). The following message appears in the information display: ?Gearbox malfunction: you can continue driving.
37 14 30 20036582022-05-02. Service bulletin. ELECTRONIC STABILITY CONTROL (ESC):CONTROL MODULE:SOFTWARE; POWER TRAIN. This condition may be caused when the brake pedal and the accelerator pedal are depressed simultaneously. Drivers who drive with their left foot resting on the brake pedal are prone to experience this condition. With the introduction of Electronic Power Control (EPC) (no accelerator cable) to fuel injection systems, an engine RPM control feature has been incorporated into the engine electronic control system software. Customer states that the engine returns to idle speed of approximately 1,400 RPM although the accelerator is depressed, and/or the vehicle hesitates (lacks power on take-off).

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