The 2015 Audi A8 is associated with 31 official NHTSA owner defect complaints and 5 safety recall campaigns in the federal safety database. The most frequently reported component area is Engine, accounting for 15 reports (48% of total complaints). EPA testing covers 6 certified vehicle configurations spanning 4l 8-cyl, 3l 6-cyl, and 6.3l 12-cyl configurations. Gasoline and hybrid variants deliver 16 to 28 MPG combined. Detailed NHTSA crash-test ratings are not available in the current AutoUtility dataset for this model year. The 2015 Audi A8 belongs to the 3rd generation (D4) A8 platform spanning model years 2015–2018.
Key Data Findings
- • NHTSA Owner Complaints: 31 reports
- • Safety Recall Campaigns: 5 campaigns
- • Top Reported Defect Area: Engine (15 / 48%)
- • Safety Incident Signals: 1 crash / 0 fire / 1 injury reports
- • NHTSA Overall Safety Rating: Not rated by NHTSA
- • EPA Efficiency: 16–28 MPG (6 variants)
Data Note: Compiled directly from official NHTSA Office of Defects Investigation (ODI), NHTSA 5-Star Safety Ratings, and EPA FuelEconomy.gov databases.
| Variant | Engine | Drivetrain | Transmission | City | Highway | Combined | EV Range | Est. Annual Fuel Cost |
| A8 | 4L 8-Cyl | All-Wheel Drive | Automatic (S8) | 18 MPG | 30 MPG | 22 MPG | — | $3,450 / yr |
| A8 | 3L 6-Cyl | All-Wheel Drive | Automatic (S8) | 19 MPG | 29 MPG | 22 MPG | — | $3,450 / yr |
| A8 L Diesel | 3L 6-Cyl | All-Wheel Drive | Automatic (S8) | 24 MPG | 36 MPG | 28 MPG | — | $2,850 / yr |
| A8 L | 3L 6-Cyl | All-Wheel Drive | Automatic (S8) | 19 MPG | 29 MPG | 22 MPG | — | $3,450 / yr |
| A8 L | 4L 8-Cyl | All-Wheel Drive | Automatic (S8) | 18 MPG | 29 MPG | 21 MPG | — | $3,600 / yr |
| A8 L | 6.3L 12-Cyl | All-Wheel Drive | Automatic (S8) | 13 MPG | 22 MPG | 16 MPG | — | $4,750 / yr |
Data Boundary Note: EPA specifications are shown by certified vehicle configuration. NHTSA complaints and recall totals are recorded at the model-year level across all configurations.
| Tested Drivetrain / Cab Variant | Overall Rating | Frontal Crash | Side Crash | Rollover Rating | Rollover Risk |
| 4 DR AWD | Not Rated | Not Rated | Not Rated | Not Rated | — |
Active Driver Assistance Systems (NHTSA Recorded): Forward Collision Warning (FCW) is documented as Optional and Lane Departure Warning (LDW) is documented as No in official NHTSA records for tested 2015 Audi A8 models.
View complete 2015 Audi A8 crash test & safety breakdown →
Top Reported Problem Categories
Ranked by total consumer complaint submissions recorded by NHTSA
Data Attribution & Context: Complaints are self-reported by vehicle owners to NHTSA and represent unverified consumer submissions. Complaint volume does not equal a statistically controlled failure rate and is not adjusted for total vehicles sold or cumulative mileage driven.
View all 2015 Audi A8 problems & component breakdown (16 categories) →
Affected Component: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER
Defect Summary: Volkswagen Group of America, Inc. (Audi) is recalling certain 2013-2017 A8, S6 Sedan, S7, S8, and 2014-2017 RS7 vehicles. The turbocharger oil supply strainer can become blocked, causing wear to the bearings due to lack of lubrication.
Free Manufacturer Remedy: Dealers will replace the oil strainer and perform an oil change, free of charge. Owner notification letters were mailed August 4, 2022. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 21H7.
Affected Component: STRUCTURE:BODY:HOOD
Defect Summary: 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.
Free Manufacturer Remedy: 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.
Affected Component: FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
Defect Summary: Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2013-2016 Audi A8 and S8 vehicles. The fuel supply line for the high pressure fuel pump may become porous and leak fuel.
Free Manufacturer Remedy: Audi has notified owners, and dealers will install a fuel pressure damper, free of charge. The recall began February 21, 2019. Owners may contact Audi customer service at 1-800-253-2834. Volkswagen's number for this recall is 20BM.
View all 2015 Audi A8 recalls & campaign history (5 campaigns) →