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Service bulletins for the 2020 Audi TT RS

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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
A9024842032113_92024-05-06. Service bulletin. UNKNOWN OR OTHER. This bulletin provides general information regarding outside air temperature readings.
A9024832059335_52024-05-06. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information when there is noise from around the instrument cluster.
A7224542072225_22024-05-06. Service bulletin. UNKNOWN OR OTHER. This Pending Service Solution (PSS) requests that technicians enter a record into the PSS Database in instances where there is noise from the backrest of the front seat.
A9424732012749172024-04-05. Service bulletin. EXTERIOR LIGHTING; UNKNOWN OR OTHER. This bulletin provides information when the exterior lights have moisture accumulation.
A8724702064077_42024-04-04. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REFRIGERANT HOSES AND FITTINGS. This TSB describes a method for leak detection for R134A and R1234yf refrigerant platforms only.
A9424742073332_12024-04-04. Service bulletin. UNKNOWN OR OTHER; STEERING. This bulletin provides information if there is noise when steering the vehicle.
A9424722073282_12024-04-04. Service bulletin. UNKNOWN OR OTHER; EXTERIOR LIGHTING:HEADLIGHTS. This bulletin provides information on visual concerns with the headlight lens.
A4024752047920_92024-04-04. Service bulletin. STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS; UNKNOWN OR OTHER. This bulletin provides information from the front end and dash panel are heard when the vehicle is moving.
A1924552061918_62024-04-04. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:THERMAL MANAGEMENT:FLUID/COOLANT; UNKNOWN OR OTHER. This bulletin provides information when the low coolant light is on but the coolant level is within specifications.
A1924532073060_12024-03-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides information for when coolant is lost from the coolant pump.
A9124682072959_12024-03-06. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT. This bulletin provides information for when Apple CarPlay pops up or takes over audio without user intervention in vehicles with the Audi Smartphone Interface.
A9124632044694_32024-03-06. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This bulletin provides information pertaining to MMI Navigation database concerns.
A1924492061918_52024-03-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides information for when the low coolant light is illuminated but the coolant level is within specifications.
441342202256372024-03-04. Service bulletin. SUSPENSION. Steering wheel shimmy, vibration and/or oscillation
A6424972062618_42024-02-06. Service bulletin. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. This bulletin provides information when the frameless window auto-drop function is inoperative in freezing weather.
AUD4927ENG2024-01-22. Service bulletin. UNKNOWN OR OTHER. Due to new Minnesota state regulations regarding biofuels, biodiesel blends of B5 or less may not be available in the State of Minnesota.
A9123062024323102024-01-04. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SENSORS; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SOFTWARE. This bulletin provides information when the parking assistance provides false warnings.
A0023822047812_72024-01-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin provides information on how to set up and use the SD Creator for obtaining vehicle software updates via the Mirror Server.
A4523362072304_12024-01-04. Service bulletin. UNKNOWN OR OTHER; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT; ELECTRICAL SYSTEM:ADAS:HILL DESCENT ASSIST:SENSOR. This bulletin provides information for when the ABS/ESC speed sensor has an implausible signal.
A4223542038689_82024-01-04. Service bulletin. SUSPENSION:REAR; UNKNOWN OR OTHER. This bulletin provides information when there is a rattle noise from the rear suspension.
A7223512072225_12024-01-04. Service bulletin. SEATS. This bulletin requests that technicians create a record in the Pending Service Solutions database in instances where there is noise from the backrest of the front seat.
A4623532034143102023-12-07. Service bulletin. SERVICE BRAKES; EQUIPMENT. This is a repair authorization for concerns pertaining to vehicles with ceramic brakes.
A9123512065728_62023-12-06. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM; COMMUNICATION:MANUFACTURER TELEMATICS. This bulletin provides information when the MMI screen is blank in MIB3 with Apple CarPlay.
A9123462064681_42023-12-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information for when the wireless charging does not work.
A9023562032113_82023-12-06. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin provides general information about the outside air temperature reading.

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