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Service bulletins for the 2025 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.

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

By type

By component

By trouble code

Bulletins, newest first
TSB_2059665_72025-11-08. Service bulletin. SUSPENSION. This bulletin provides information parameter settings for suspension control unit J775.
TSB_2079837_12025-11-08. Service bulletin. ELECTRICAL SYSTEM. This bulletin procides information when the bluetooth/Audi smartphone interface takes a while to connect, or the connection is interrupted.
TSB_2079671_22025-11-08. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information pertaining to a software update for MMI, connectivity box for MIB3 vehicles (version MLB G1 ST3BP with AED).
TSB_2079416_22025-11-08. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides an overview of customer service packages MLB and MQB for MIB3/ConBox/OCU3/AED2/gateway after UNECE deployment.
TSB_2069904_22025-11-08. Service bulletin. SERVICE BRAKES. This bulletin provides information for all models regarding brake sounds.
TSB_2065978_62025-11-08. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the steering wheel does not heat up sufficiently.
TSB_2059528_162025-11-08. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when, with ConBox High, the Emergency call (SOS) fault/LED is red, with DTC B200000.
TSB_2079732_12025-11-08. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information when tehre is a paint issue on alloy wheels.
TSB_2079696_12025-11-08. Service bulletin. WHEELS. This bulletin provides information when there are whining noises at high speeds.
TSB_2078916_22025-11-08. Service bulletin. FUEL/PROPULSION SYSTEM. This bulletin provides information when the fuel tank cap seal is leaking; DTC P044200, P045600 and/ or P00EF00 in stored in the ECM.
TSB_2075120_22025-11-08. Service bulletin. SERVICE BRAKES. This bulletin provides information regarding the general approach for all Audi vehicles regarding brake vibrations.
TSB_2074846_32025-11-08. Service bulletin. STEERING. This TSB provides information regarding rotational and other steerihng wheel vibrations.
TSB_2074843_22025-11-08. Service bulletin. WHEELS. This bulletin provides information when there is a wheel/tire imbalance.
TSB_2072304_32025-11-08. Service bulletin. SERVICE BRAKES. This bulletin provides information when there is an ABS/ESC speed sensor implausible signal.
TSB_2069078_32025-11-08. Service bulletin. SERVICE BRAKES. This bulletin provides information on the zirconium insercts in the brake piston (ceramic brakes only).
TSB_2067132_32025-11-08. Service bulletin. SERVICE BRAKES. This bulletin provides information when there is corrosion on the friction survace of steel brake discs.
TSB_2065160_32025-11-08. Service bulletin. WHEELS. This bulletin provides informaiont when the collapsible spare wheel does not fully inflate using the compressor from the vehicle's tool kit.
TSB_2056386_112025-11-08. Service bulletin. WHEELS. This bulletin provides information about the steering wheel alignment.
TSB_2030471_82025-11-08. Service bulletin. STRUCTURE:BODY. This bulletin provides informaiton when the license plate mouting bracket threaded inserts are stripped.
TSB_2020552_142025-11-08. Service bulletin. STRUCTURE:BODY. This bulletin provides guidance for exterior glass cleaning.
TSB_2077819_32025-11-08. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides a sofrware update for when various warning lamps for different vehicle systems light up in the instrument cluster.
TSB_2076743_22025-11-08. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the last display selected in the Audi virtual cockpit resets after a bus sleep cycle.
TSB_2079671_12025-11-08. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information pertaining to a software update for MMI, connectivity box for MIB3 vehicles (version MLB G1 ST3BP with AED).
TSB_2079670_12025-11-08. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information pertaining to a software update for MMI, connectivity box for MIB3 vehicles (version MLB G1 ST3BP without AED).
TSB_2079652_12025-11-08. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the Emergency call LED in the roof module is not lit up green.

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