2020 Audi A4 Technical Service Bulletins

1,071 technical service bulletins (TSBs) are on record for the 2020 Audi A4. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10217911Aug 11, 2022Electrical system, Equipment. This bulletin contains repair instructions for when the warning message "SOS Emergency call function deactivated" is seen in the instrument cluster.
• 10217908Aug 11, 2022Electrical system. This bulletin provides instructions for a software update to address various errors in which may be present in the MMI.
• 10217895Aug 11, 2022Brakes. This technical service bulletin provides troubleshooting for brake noise.
• 10217691Aug 11, 2022Engine cooling, Brakes. This bulletin contains repair instructions for when the vehicle sporadically does not start and there is a hard brake pedal concern.
• 10217903Aug 9, 2022Body and structure. This bulletin advises that noises from the trunk lid struts heard during operation are normal and no repair is required.
• 10217659Aug 4, 2022Electrical system. This bulletin describes several software updates that address a variety of errors that may occur in the MIB3.
• 10217636Aug 2, 2022Engine cooling, Equipment. This bulletin advises that techs should document the specific o-ring seal that is replaced if a refrigerant leak is found and caused by the o-ring seal.
• 10216840Jul 29, 2022Transmission and drivetrain. This bulletin provides instructions to address DTCs P071800, P276800, P071800, and P276800.
• 10216491Jul 19, 2022Electrical system, Equipment. This bulletin contains repair information for when there area cables visible in the passenger compartment of the vehicle.
• 10216490Jul 19, 2022Equipment, Steering. This bulletin explains that the steering wheel may warm up while being held leading to the impression that he steering wheel isn't heating evenly.
• 10216047Jul 14, 2022Visibility (wipers, defrost, mirrors). This bulletin provides instructions for repairing a vehicle with a washer solvent light on but the level is correct.
• 10216043Jul 14, 2022Visibility (wipers, defrost, mirrors). This bulletin advises that the window washer pump may become blocked due to frozen washer fluid; one more more DTCs may be present: DTCs B126101, B126111, or B126113.
• 10216017Jul 14, 2022Visibility (wipers, defrost, mirrors). This bulletin advises to lubricate the exterior folding mirrors in instances when a noise is heard from the mirrors.
• 10216011Jul 13, 2022Suspension. The bulletin contains diagnosis information for noises on the front end of the vehicle.
• 10216015Jul 12, 2022Suspension, Electrical system. This bulletin provides steps to address DTCs B200FF0, B200FF1, B200FF3, B200FF4, and B200FF5.
• 10216044Jul 5, 2022Equipment, Visibility (wipers, defrost, mirrors). This bulletin provides instructions on how to properly clean exterior glass.
• 10214842Jun 29, 2022Equipment. This bulletin contains repair instructions for proper transport mode deactivation (DTC U142100, DTC P169A00, and U13EB00 ).
• 10214808Jun 27, 2022Equipment. This bulletin states to create a PSS record when last destinations, favorites, and home/work addresses are sporadically lost.
• 10214737Jun 9, 2022Electrical system, Other or unknown. This informational bulletin contains instructions on how to download and use the Audi Frequency App.
• 10214476Jun 9, 2022Brakes. This bulletin contains repair instructions for when the vehicle sporadically does not start and there is a hard brake pedal concern.
• 10214468Jun 9, 2022Suspension, Electrical system. This bulletin contains repair instructions for DTC B200FF0.
• 10214463Jun 9, 2022Electrical system, Suspension. This bulletin contains a software update that corrects the control module configuration and addresses a warning light.
• 10214454Jun 7, 2022Equipment. This bulletin describes a reporting program for Audi certified technicians.
• 10214751Jun 6, 2022Tires, Wheels. This bulletin advises to ensure that the correct wheels and tires are installed in instances where the Audi pre sense restricted message appears in the absence of DTCs.
• 10214792Jun 3, 2022Equipment. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
• 10214780Jun 3, 2022Electronic stability control, Other or unknown. This Pending service solutions requests that technicians create a PSS record for instances where a yellow check engine lamp is intermittently displayed upon start with DTC U014000or U110100 is sporadically stored. A software update is being developed; component replacement is not necessary.
• 10214768Jun 3, 2022Equipment. This bulletin describes the registering and pairing process required to utilize the SIM card to activate 3rd generation Audi connect services.
• 10214475Jun 3, 2022Brakes. This technical service bulletin provides troubleshooting for brake noise.
• 10212933May 27, 2022Wheels, Tires. This bulletin advises to ensure that the correct wheels and tires are installed in instances where the Audi pre sense restricted message appears in the absence of DTCs.
• 10212157May 25, 2022Electrical system. This is to inform you that Audi has decided to discontinue the update that was being provided under Service Action 90T2.
• 10212144May 23, 2022Equipment. 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.
• 10212114May 20, 2022Brakes. This bulletin states that moisture has been identified on one of the rear brake calipers; this fluid is from the production process of the components and does not require repair.
• 10212117May 14, 2022Electrical system. Mobile Service Opportunity – Battery Module Control Unit Software 93N6 + other campaigns
• 10211912May 11, 2022Electrical system. This bulletin describes several software updates that addresses a variety of errors that may occur in the MIB3.
• 10211721May 10, 2022Steering. This bulletin provides information regarding vibrations or movement that are felt in the wheel.
• 10211898May 6, 2022Visibility (wipers, defrost, mirrors). This informational bulletin details on how to get a GFF test plan for A/C compressor replacements.
• 10211914May 5, 2022Other or unknown. SOS Emergency call function deactivated message in the cluster, DTC U153E00 is stored in the telematics module
• 10211916May 3, 2022Equipment. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
• 10210573Apr 28, 2022Steering. This bulletin contains repair instructions for repositioning the intermediate steering shaft when there is squeaking noises from the steering column.
• 10210571Apr 28, 2022Steering. This bulletin contains repair instruction for when DTC C110DF0 is stored and the yellow steering lamp is on.
• 10210569Apr 28, 2022Engine cooling. This bulletin contains instructions for addressing intermediate shaft noises that are heard in the engine compartment.
• 10210568Apr 28, 2022Steering, Electrical system. The steering warning lamp may light up in the instrument cluster with a steering fault due to a software issue. This bulletin describes the steps to perform the update.
• 10210567Apr 28, 2022Steering. This bulletin states how to check for a dynamic steering actuator problem. Solution is under development.
• 10210530Apr 19, 2022Equipment. This bulletin states to create a PSS record when last destinations, favorites, and home/work addresses are sporadically lost.
• 10210528Apr 16, 2022Equipment. This informational bulletin explains why the version information pops-up.
• 10210526Apr 16, 2022Visibility (wipers, defrost, mirrors). This bulletin contains instructions for properly cleaning and removing a musty odor from the heating and ventilation system.
• 10210511Apr 15, 2022Engine cooling. This TSB describes a method for leak detection for R134A and R1234yf refrigerant platforms only.
• 10210527Apr 14, 2022Electrical system. This bulletin contains information on noises from the instrument cluster installation area.
• 10210525Apr 14, 2022Wheels. This bulletin describes the proper procedure to address a clicking or clacking noise from the wheel bearing
• 10210524Apr 14, 2022Equipment. This is an informational bulletin containing information about the outside temperature reading.

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