2014 Audi A8 Reliability ReportKeepScore 82/100 · top failure points · buy or avoid
Quick Facts · 2014 Audi A8
- Outscores the 2013 Audi A8 by 14 points — one of the stronger nearby years to consider.
- The system most likely to surface first: adaptive air suspension (major severity).
- No active NHTSA safety recalls on record — a clean recall slate for the 2014 model year.
2014 Audi A8: Buy or Avoid?
The 2014 Audi A8 offers an exquisite blend of luxury and performance, but demands a discerning buyer prepared for premium maintenance and potential high-cost repairs. While fundamentally well-engineered, its intricate systems and sophisticated components mean ownership requires a healthy repair fund and a proactive approach to upkeep. This is a magnificent car to own, provided you embrace its inherent complexities and associated costs.
The 2014 Audi A8 is a magnificent, technologically advanced luxury sedan that offers an unparalleled driving experience for its price on the used market. However, it requires an owner who is fully aware of, and prepared for, the substantial ongoing maintenance and potential repair costs associated with complex Germa…
Best Model Years
2015-2018 (Later D4 refresh, many early issues ironed out, more refined MMI)
Years to Avoid
2011-2013 (Earlier D4 models may have more initial glitches and less refined MMI software)
Biggest Strengths
- Exceptional build quality and luxurious interior materials
- Robust engine options (particularly the 3.0T and 4.0T) when properly maintained
- Sophisticated Quattro AWD system provides superb handling and all-weather capability
2014 Audi A8 — Known Trouble Spots
The systems that tend to fail first on the 2014 Audi A8, with the typical mileage window when each becomes a concern. Detailed repair-cost ranges and exact what-to-check inspection notes are in the full report.
Air springs and struts are prone to leaks and compressor failures, leading to uneven ride height or complete loss of suspension function. Sensors can also fail. This is a very common failure point on higher mileage A8s.
On 3.0T and 4.0T engines, the Positive Crankcase Ventilation (PCV) valve system often fails, leading to oil consumption, rough idle, and check engine lights. Oil leaks from valve cover gaskets or front timing cover are also common.
The Multi Media Interface (MMI) system can experience software glitches, freezing, or complete failures of control modules. Various comfort and convenience modules (e.g., parking aid, comfort access) can also fail, leading to significant…
2014 Audi A8 Mileage Danger Zones
The mileage windows when the 2014 Audi A8 most commonly needs attention. Plan ahead, budget accordingly, and inspect before you cross each threshold.
Low Risk Zone
At this mileage, the A8 should still feel relatively new and perform flawlessly. Focus on verifying all scheduled maintenance, tire condition, and proper functionality of all electronic features. Any issues here could indicate prior negl…
Maintenance Zone
This mileage often signals the need for significant preventative maintenance, including transmission fluid service, spark plugs, and a thorough inspection of the air suspension components for early signs of wear or leaks.
Elevated Risk Zone
Beyond 90k miles, major components like air suspension struts, control arm bushings, and potential oil leaks become more likely. A comprehensive inspection by an Audi specialist is non-negotiable at this stage.
High Risk Zone
Expect significant component fatigue. While well-maintained examples can soldier on, anticipate needing to address multiple high-cost items like engine timing components (V8), major electrical modules, or transmission issues. This mileag…
2014 Audi A8 Ownership Cost Outlook
What it typically costs to keep the 2014 Audi A8 on the road. Full 5-year cost-of-ownership projection and major-failure-risk forecast are in the report.
Annual Maintenance
$600-900 (routine service, oil changes, minor consumables)
Moderate Repairs
$800-2,500 occasionally (e.g., PCV replacement, brake job, a single air strut replacement)
How Long Does the 2014 Audi A8 Last?
Seek out examples with under 80,000 miles and a meticulously documented service history, ideally from original owners. While higher mileage isn't a deal-breaker, be prepared for significant upfront preventative maintenance or repair costs.
What 2014 Audi A8 Owners Actually Say
What Owners Love
- Unmatched interior quality and comfort, particularly on long drives
- Powerful engine options provide exhilarating acceleration and confident passing power
- Quattro all-wheel drive delivers exceptional grip and stability in all weather conditions
- Understated, elegant design avoids overt flashiness, appealing to a mature taste
Common Frustrations
- Extremely high parts and labor costs for even moderate repairs or maintenance
- Air suspension failures are a constant worry and a major financial hit
- Complex MMI system can be slow or glitchy, detracting from the user experience
- Significant depreciation makes it a poor financial investment, despite initial quality
Who Should Buy the 2014 Audi A8?
Best For
- Individuals seeking a high-performance luxury sedan at a fraction of its original cost
- Mechanically-inclined owners willing to learn about the car's systems
- Buyers with an established relationship with an independent Audi service specialist
Not Ideal For
- Budget-conscious buyers expecting low ownership costs
- DIY novices without specialized tools or diagnostic software
How the 2014 Audi A8 Compares to Rivals
The A8 holds its own as a German luxury flagship, offering a superior driving experience and build quality compared to some rivals, but its reliability profile is very much in line with high-end European sedans – excellent when new, costly to maintain as it ages.
More Reliable Than
- BMW 7-Series (F01/F02 generation, particularly N63 engine models known for severe issues)
- Jaguar XJ (earlier generations, which had more pronounced electrical and reliability woes)
Comparable To
- Mercedes-Benz S-Class (W221/W222, similar complexity and high repair costs)
- Porsche Panamera (first generation, similar luxury/performance/maintenance balance)
Safety Recalls on the 2014 Audi A8
No active NHTSA safety recalls on file for the 2014 Audi A8. Always verify with your VIN atnhtsa.gov.
What breaks on the 2014 Audi A8?
Full reliability breakdown — engine, transmission, rust, electrical. With repair costs and mileage danger zones.
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Audi A8 — Year-by-Year Comparison
Compare KeepScores across nearby years of the Audi A8. Click any year for its full report.
Competing 2014s Worth a Look
Similar class, similar year range — ranked by KeepScore.
Relevant Products for Your 2014 Audi A8
Parts and accessories matched to your 2014 Audi A8
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Frequently Asked Questions
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