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Service bulletins for the 2022 Audi A4

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.

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

By type

By component

By trouble code

Bulletins, newest first
A6423892070094_12023-05-05. Service bulletin. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. This bulletin provides information for when one or both rear windows cannot be closed using the one-touch feature and DTC B14874B is stored.
A4623432069904_12023-05-05. Service bulletin. SERVICE BRAKES; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; UNKNOWN OR OTHER. This bulletin provides information for when there are noises when braking, and the brake pad thickness is OK.
A4423992056386_92023-05-05. Service bulletin. STEERING. This bulletin contains instructions for when the vehicle pulls to one side or the steering wheel is crooked.
A4423982056386_82023-05-05. Service bulletin. STEERING. This bulletin contains instructions for when the vehicle pulls to one side or the steering wheel is crooked.
A2723532069916_12023-05-05. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin provides information related to maintaining the 12V Lead-acid or AGM battery when a vehicle is parked for a prolonged period of time.
A0123572069531_12023-05-05. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin provides detailed information for when the MIL light is on with specific DTC and symptom code combinations.
A6623982046229_42023-05-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin provides information on how to document optical defects in order to submit to Warranty.
A2723522069747_22023-05-05. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides the ODIS test plan for when the vehicle doesn't start, or the ignition cannot be turned on due to a drained 12V battery (A).
A9023222032113_72023-05-05. Service bulletin. EQUIPMENT. This information bulletin contains a background on the outside air temperature reading.
A1923362025303142023-04-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides information on the discontinuation and mixing of Audi-approved engine coolants.
A9123832037809_12023-04-06. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This bulletin provides information on how to update the navigation map.
A9123792064681_22023-04-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information on some situations that may affect wireless charging
A4023522024318132023-04-06. Service bulletin. WHEELS. This technical service bulletin provides instructions for correcting a clicking sound from the wheel bearing(s).
A9023212069791_12023-04-06. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This bulletin states that it is normal operation for the navigation tab in the virtual cockpit to switch to the phone tab overnight or after a sleep cycle.
A9023192064789_32023-04-06. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin provides information for when various warning lamps are unintentionally illuminated while driving with the ACC activated.
A9023182065960_22023-04-06. Service bulletin. BACK OVER PREVENTION:DISPLAY FUNCTION. This bulletin provides information for when the virtual cockpit is distorted due a broken screen caused by outside influence.
A9023162064844_22023-04-06. Service bulletin. STRUCTURE:BODY:DOOR; BACK OVER PREVENTION:DISPLAY FUNCTION. This bulletin provides instructions for when the Audi virtual cockpit display remains blank when the driver's door is opened and the driver enters the vehicle. After the ignition is switched off and back on, the display may return to normal operation, but may also remain black.
A6423882047061_52023-04-06. Service bulletin. VISIBILITY:WINDSHIELD; STRUCTURE. This bulletin describes the process to clean sticker residue from the windshield.
A4023512023187_72023-04-06. Service bulletin. STEERING. This bulletin states that squeaking noises which may be more prevalent in wet weather during steering is normal and repair is not needed.
A2723502067906_22023-04-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information for when the 48V battery is in a low voltage protection state and will not accept a charge; DTC P0A7D00 is logged.
A2723482069747_12023-04-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information for when the vehicle does not start due to a drained battery.
A2023562069833_12023-04-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin states to contact the Technical Assistance Center in instances where the MIL is on and DTC P45600 may be stored in the ECM.
A2023552069834_12023-04-06. Service bulletin. ELECTRICAL SYSTEM. This repair authorization states to contact the Technical Assistance Center in instances where the MIL is on and DTC P04F000 may be stored in the ECM.
A9023102059891_42023-04-06. Service bulletin. BACK OVER PREVENTION:DISPLAY FUNCTION; ELECTRICAL SYSTEM. This bulletin states that it takes about 20 seconds after switching the ignition on for the Audi Pre Sense symbol advising that "Audi pre sense not available at the moment"
A5023122062633_22023-04-06. Service bulletin. SERVICE BRAKES; SUSPENSION. This bulletin provides instruction for when there are noises heard during steering or braking maneuvers.

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