2018 Audi A8 problems, complaints & recalls
🧠Reliability snapshot
Compared against other Audi A8 model years — complaint volume vs the model's median year, recalls and severity. How we score →
Safety recalls (2)
Structure:body:hood 2020-07-07 · campaign 20V397000 · 12,964 vehicles
Defect: Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2013-2018 Audi S8 and A8 vehicles. The seal around the engine compartment may come loose and contact hot engine components.
Risk: If the seal contacts hot engine components, there could be an increased risk of a fire.
Fix: Audi will notify owners, and dealers will install a retaining plate to prevent the engine compartment seal from loosening. The recall began September 4, 2020. Owners may contact Audi customer service at 1-800-253-2834. Volkswagen's number for this recall is 51G6.
Fuel System, Gasoline:fuel Injection System:fuel Rail 2019-01-16 · campaign 19V035000 · 74,881 vehicles
Defect: Volkswagen Group of America, Inc. (Audi) is recalling certain 2016-2018 Q7, A6 and A7 vehicles, and 2015-2018 Audi A8 vehicles. The left and right fuel rails may leak fuel.
Risk: A fuel leak in the presence of an ignition source can increase risk of a fire.
Fix: Audi has notified owners, and dealers will replace the left and right fuel rail, free of charge. The recall began February 28, 2019. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 24DP.
Service bulletins (616)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Unknown Or Other 2026-09-25 · TSB_2083409_1 · Service Bulletin/Repair Instructions
this bulletin states that technicians are required to report to the manufacturer when a vehicle has flooded, and specify the height to which the vehicle has been flooded.
Unknown Or Other 2026-09-25 · TSB_2052680_2 · Service Bulletin/Repair Instructions
this bulletin provides information for reporting safety related information to the manufacturer.
Steering 2026-09-22 · TSB_2074846_5 · Service Bulletin/Repair Instructions
this bulletin provides information about vibrations and rotational steering vibrations.
Visibility/Wiper 2026-09-22 · TSB_2020552_15 · Service Bulletin/Repair Instructions
this bulletin provides service information regarding exterior glass cleaning.
Structure:body 2026-09-18 · TSB_2078648_4 · Service Bulletin/Repair Instructions
this bulletin provides information about billing for a broken sunroof glass panel.
Unknown Or Other 2026-09-15 · TSB_2030471_9 · Service Bulletin/Repair Instructions
this bulletin provides information when the license plate mounting bracket threded inserts are stripped.
Showing the 6 most recent of 616 bulletins. Search all of them free at nhtsa.gov.
What owners report
No detailed complaint narratives on file.
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.