2013 Audi A8 Problems: 6 Known Issues
2013 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated October 2026
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2013 Audi A8 has 6 documented known issues, with 1 rated critical. The most serious is 2013-2014 A8 4.0T Turbo Coolant-Line Seepage - TSB 2036167/2 / Action 21F7. Across all issues with published estimates, repair costs range from $200 to $2,500. DIY maintenance guides at au7o.io.
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All 6 Known Issues
NHTSA Recalls12 recalls
AIR BAGS:FRONTAL
Volkswagen Group of America, Inc. (Audi) is recalling certain 2022-2023 S8 and A8 vehicles. During air bag assembly, the front-passenger occupant protection flap of the air bag may not have been folded correctly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 208, "Occupant Crash Protection."
BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
Volkswagen Group of America, Inc. (Audi) is recalling certain 2019-2026 vehicles. Please see the recall report for a complete list of models. A software error may prevent the rearview camera image from displaying as intended. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."
BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 Audi A8 and S8, 2022 Audi A5 Sportback, A4 Sedan, E-Tron GT, Q3, Q5, RS6 Avant, A3 Sedan, S5 Sportback, Q5 Sportback, Q7, Q8, RSQ8, SQ7, SQ8, and S3 Sedan vehicles. A software error may prevent the rear-view image from initially displaying when the vehicle begins to reverse. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."
SEAT BELTS:REAR/OTHER:RETRACTOR
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2021 Volkswagen ID4, Audi A4 Allroad, A4 Sedan, A5 Cabriolet, A5 Coupe, A5 Sportback, A6 Allroad, A6 Sedan, A7, A8, E-Tron Quattro, E-Tron Sportback Quattro, Q3, Q5, Q5 Sportback, Q7, Q8, RS5 Sportback, RS5 Coupe, RS6 Avant, RS7, RSQ8, S4 Sedan, S5 Cabriolet, S5 Coupe, S5 Sportback, S6 Sedan, S7, S8, SQ5, SQ5 Sportback, SQ7, SQ8, and 2021-2022 S3 Sedan vehicles. The rear seat belt automatic locking retractors may deactivate early, which can prevent the child restraint system from securing properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 208, "Occupant Crash Protection."
TIRES
Volkswagen Group of America, Inc. (Audi) is recalling certain 2019-2021 Audi A5 Sportback, RS5 Coupe, RS5 Sportback, S5 Sportback, 2020-2021 A4 Allroad, A4 Sedan, A5 Cabriolet, A5 Coupe, A6 Allroad, A6 Sedan, A7, A8, Q5, S4 Sedan, S5 Coupe, S5 Cabriolet, S6 Sedan, S7, S8, SQ5, 2021 Q5 Sportback, Q7, Q8, RS6 Avant, RS7, RSQ8, SQ5 Sportback, SQ7, and SQ8 vehicles. The rear axle alignment may not have been inspected after the repairs for Recall 21V-295 (42L1) were performed.
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Frequently Asked Questions
What are the most common Audi A8 problems?
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2013 Audi A8 has 6 documented issues. The most frequently reported are: 2013-2014 A8 4.0T Turbo Coolant-Line Seepage - TSB 2036167/2 / Action 21F7, Severe Carbon Buildup on Intake Valves, 2010-2015 A8 MMI3G+ Freeze, Reset or Blank Startup - Software Check Required. Of these, 1 is rated critical and should be addressed promptly.
Is the Audi A8 reliable?
The 2013 Audi A8 has 6 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 1 issue is rated critical: 2013-2014 A8 4.0T Turbo Coolant-Line Seepage - TSB 2036167/2 / Action 21F7. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Audi A8 problems?
Repair costs for known Audi A8 issues range from $200 to $2,500, depending on the specific problem and whether you choose DIY or professional repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2013-2014 Audi A8 2013-2014 A8 4.0T Turbo Coolant-Line Seepage - TSB 2036167/2 / Action 21F7?
Audi TSB 2036167/2 applies to 2013 A8 4.0T vehicles with VIN serial 000001-027858 when coolant is low and black residue or crust is found at the turbocharger coolant-pipe connections. Audi also ran service action 21F7 for certain VIN-eligible 2013-2014 A8/S8 4.0T vehicles whose t… Severity: high.
What is the 2011-2023 Audi A8 Severe Carbon Buildup on Intake Valves?
All A8 models with direct-injection engines (3.0T, 4.0T, 60 TFSI) suffer from severe carbon buildup on intake valves. In direct-injection engines, fuel bypasses the intake valves, leaving them exposed only to oil vapors from the PCV system. These vapors bake onto valve backs as h… Repairs typically run $1,000-$1,800. Severity: medium.
What is the 2010-2015 Audi A8 2010-2015 A8 MMI3G+ Freeze, Reset or Blank Startup - Software Check Required?
Audi TSB 2030465/12 covers 2010-2015 A8 vehicles with MMI3G+ Navigation, PR code 7T6, for software-group-dependent conditions including random freezes or resets, a blank screen after startup, a stuck splash screen, slow response and listed audio, navigation or Bluetooth complaint… Severity: medium.
What is the 2011-2018 Audi A8 2011-2018 A8 ACC Inoperative with C110BF0 - TSB 2033355/3?
On adaptive-cruise-equipped 2011-2018 Audi A8 vehicles, ACC may be unavailable and the distance-regulation controller may store C110BF0, adaptive cruise control sensor restricted view. Audi identifies environmental obstruction, sensor contamination, bumper or bracket influence an… Severity: low.
What is the 2011-2023 Audi A8 Electrical Faults and Sensor Malfunctions?
The A8 is prone to various electrical gremlins due to its complex electronics and luxury features. Common issues include parking sensor malfunctions, blind spot monitoring failures, tire pressure sensor errors, climate control glitches, warning lights that come and go, and batter… Repairs typically run $200-$2,500. Severity: low.
What is the 2013-2015 Audi A8 2013-2015 A8 3.0 TFSI 1-3 Second Cold-Start Timing-Chain Rattle - Diagnosis Required?
Audi TSB 2039995/2 covers 2013-2015 A8 vehicles with the 3.0 TFSI engine when a rattle is heard from the rear timing-chain area for approximately one to three seconds after the first start of the day. Audi attributes the noise to an upper timing-chain tensioner and expressly stat… Severity: low.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.