2021 Audi e-tron Reliability ReportCommon Problems, Repair Costs & Expert Verdict
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Quick Facts · 2021 Audi e-tron
- Has 9 NHTSA recalls on record — the most notable involves the seat belts:rear/other:retractor.
- Scores 10 points below the strongest nearby year — the 2022 Audi e-tron earns a 88.
- The system most likely to surface first: high-voltage battery system (critical severity).
The 2021 Audi e-tron at a glance
- Is the 2021 Audi e-tron reliable?
- Autojunket rates the 2021 Audi e-tron 78/100 (grade C+), categorized as moderate risk. A premium EV with compelling comfort and tech, but its cutting-edge systems and a serious battery recall demand careful consideration.
- Should I buy a used 2021 Audi e-tron?
- Autojunket recommends reading the full reliability report before buying a 2021 Audi e-tron. The 2021 Audi e-tron is a comfortable, stylish, and generally well-built luxury EV that offers a fantastic driving experience. However, the critical high-voltage battery recall and the complex, occasionally glitchy electrical systems necessitate a cautious approach. Ensure all recalls are addressed and consider an e…
- Which Audi e-tron years are the most reliable?
- Best model years to buy: 2022+ (later revisions may have fewer early production quirks and battery batches might be less affected by recalls).. Years to avoid: Earlier 2019-2021 models that have not had the crucial battery recall (NHTSA 21V-016) fully completed and verified..
- What are the most common problems with the 2021 Audi e-tron?
- The top failure points on the 2021 Audi e-tron are High-Voltage Battery System (typically around Varies (inherent defect) miles), Electrical / Infotainment (MMI) (typically around 5,000-40,000 miles), Adaptive Air Suspension (typically around 40,000-80,000 miles). Autojunket's full report includes repair-cost ranges and inspection checklists for each.
- At what mileage do problems start on the 2021 Audi e-tron?
- The first major mileage danger zone for the 2021 Audi e-tron is around 30,000. Low Risk Zone — At this mileage, focus is on ensuring all software updates are current and addressing any early MMI glitches. The 12V battery should also be checked for health.
Every answer is generated from real repair, recall, and ownership data — full breakdown in the report.
Read the full free reportShould You Buy the 2021 Audi e-tron?
The 2021 Audi e-tron offers a luxurious and refined EV experience, but its advanced technology and a critical high-voltage battery recall introduce notable long-term risks. While driving dynamics are superb, potential owners must prioritize diligent maintenance and verify recall completion to safeguard against expensive electrical and powertrain repairs.
The 2021 Audi e-tron is a comfortable, stylish, and generally well-built luxury EV that offers a fantastic driving experience. However, the critical high-voltage battery recall and the complex, occasionally glitchy electrical systems necessitate a cautious approach. Ensure all recalls are addressed and consider an e…
Best Model Years
2022+ (later revisions may have fewer early production quirks and battery batches might be less affected by recalls).
Years to Avoid
Earlier 2019-2021 models that have not had the crucial battery recall (NHTSA 21V-016) fully completed and verified.
Biggest Strengths
- Exceptional interior quality and comfort
- Robust electric motor performance
- Sophisticated all-wheel-drive system
Top Risk Areas
The systems that tend to fail first on the 2021 Audi e-tron, 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.
Certain battery modules within the high-voltage battery pack may short circuit, leading to potential thermal events or fire. This is a critical recall (NHTSA 21V-016) that needs verified completion.
Software glitches leading to MMI freezing, rebooting, or unresponsive screens. Additionally, reports of 12V auxiliary battery drain and occasional sensor faults plague the complex electrical network.
Common wear items include air struts leaking, compressor failures, or ride height sensor malfunctions, leading to uneven ride height or warning lights. While a comfort feature, it's a known expensive repair for Audis.
2021 Audi e-tron Mileage Danger Zones
The mileage windows when the 2021 Audi e-tron most commonly needs attention. Plan ahead, budget accordingly, and inspect before you cross each threshold.
Low Risk Zone
At this mileage, focus is on ensuring all software updates are current and addressing any early MMI glitches. The 12V battery should also be checked for health.
Maintenance Zone
This mileage brings an increased focus on the adaptive air suspension, brake component inspection (despite regen), and continued monitoring of overall electrical system integrity, including the high-voltage battery system.
Elevated Risk Zone
Beyond this point, the likelihood of major component wear on the air suspension increases significantly, and the high-voltage battery health becomes a more pressing long-term consideration.
High Risk Zone
At high mileage, major component failures become more probable, particularly for the air suspension and potential for measurable high-voltage battery degradation. Expect specialized and costly repairs.
2021 Audi e-tron Ownership Cost Outlook
What it typically costs to keep the 2021 Audi e-tron on the road. Full 5-year cost-of-ownership projection and major-failure-risk forecast are in the report.
Annual Maintenance
$400-800
Moderate Repairs
$800-2,500 occasionally
How Long Does the 2021 Audi e-tron Last?
Given its relative newness, maintaining strict adherence to Audi's service schedule and promptly addressing any warning lights will be crucial to maximize the e-tron's lifespan beyond 100,000 miles.
What 2021 Audi e-tron Owners Actually Say
What Owners Love
- Extremely quiet and smooth ride quality, even at speed
- Luxurious and well-appointed interior with high-quality materials
- Impressive build quality and solid feel typical of Audi
- Strong and immediate acceleration for confident passing
Common Frustrations
- Disappointing real-world range compared to some competitors
- MMI infotainment system can be prone to freezing or glitches
- Noticeable brake squeal due to regenerative braking habits
- High cost of out-of-warranty repairs, especially for complex systems
Who Should Buy the 2021 Audi e-tron?
Best For
- Early adopters of luxury EVs who prioritize comfort and quietness
- Drivers with access to authorized Audi service centers or specialist EV mechanics
- Individuals who typically lease vehicles or plan to sell within the warranty period
Not Ideal For
- Budget-conscious buyers seeking minimal long-term ownership costs
- Drivers needing class-leading maximum range for frequent long trips
How the 2021 Audi e-tron Compares to Rivals
The e-tron positions itself as a luxurious EV, offering a more traditional premium feel than a Tesla, but it shares the inherent complexities and potential for high-cost repairs common to early-generation luxury electric vehicles.
More Reliable Than
- Mercedes-Benz EQC (more refined infotainment and interior)
- Jaguar I-Pace (superior build quality and fewer systemic electrical issues)
Comparable To
- Tesla Model X (similar complexity and potential for expensive, tech-related repairs, albeit with different failure points)
NHTSA Recalls
9 recalls on record from NHTSA. Check your VIN atnhtsa.gov to see if the repair was performed.
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."
SERVICE BRAKES, HYDRAULIC
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 Audi E-Tron Quattro and E-Tron Sportback Quattro vehicles. Corrosion in the brake booster may cause the Anti-Lock Brake System (ABS), Electronic Stability Control (ESC), speedometer display, and brake assist to stop functioning.
What breaks on the 2021 Audi e-tron?
Full reliability breakdown — engine, transmission, rust, electrical. With repair costs and mileage danger zones.
Autojunket OSC · OSC Transfer
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Audi e-tron by Year
Compare AutoScores across nearby years of the Audi e-tron. Click any year for its full report.
If You're Considering This, Also Look At
Similar class, similar year range — ranked by AutoScore.
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Where the 2021 Audi e-tron report beats Carfax + CR
Carfax tells you if it crashed. Consumer Reports rates the whole nameplate. Autojunket tells you what will actually break on this specific year — and how to negotiate it.
Year-specific reliability score
Common problems + repair costs
Mileage danger zone map
AI negotiation script + walk-away price
Single report price
Frequently Asked Questions
Sell your 2021 Audi e-tron for what it's actually worth.
Log every service on your Audi e-tron. When it's time to sell, hand the buyer a signed PDF — every receipt, mileage-verified, close the deal at your price.
- OSC Transfer PDF — every receipt
- Snap-a-receipt AI log
- Fuel & mileage tracker
- Shareable buyer view link
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