2024 Audi S4 Reliability ReportCommon Problems, Repair Costs & Expert Verdict
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Quick Facts · 2024 Audi S4
- No active NHTSA safety recalls on record — a clean recall slate for the 2024 model year.
- Outscores the 2025 Audi S4 by 10 points — one of the stronger nearby years to consider.
- The system most likely to surface first: advanced electronics & mmi (moderate severity).
The 2024 Audi S4 at a glance
- Is the 2024 Audi S4 reliable?
- Autojunket rates the 2024 Audi S4 88/100 (grade A-), categorized as low risk. A powerful, refined, and largely reliable luxury sport sedan, provided you budget for premium maintenance.
- Should I buy a used 2024 Audi S4?
- Autojunket recommends reading the full reliability report before buying a 2024 Audi S4. The 2024 Audi S4 is a sophisticated and highly competent luxury sport sedan that, when new, represents a low-risk purchase. Its proven powertrain and solid build quality offer excellent reliability for the segment. While premium ownership costs are a given, major failures are rare with diligent maintenance, securing…
- Which Audi S4 years are the most reliable?
- Best model years to buy: 2020-Present (B9.5 generation, with updated MMI and a refined powertrain). Years to avoid: None for the current generation; earlier B8/B8.5 models had more prevalent carbon buildup and supercharger issues that have been largely addressed..
- What are the most common problems with the 2024 Audi S4?
- The top failure points on the 2024 Audi S4 are Advanced Electronics & MMI (typically around 40,000-80,000 miles), Adaptive Suspension Components (typically around 70,000-110,000 miles), Engine Accessory Components (typically around 60,000-100,000 miles). Autojunket's full report includes repair-cost ranges and inspection checklists for each.
- At what mileage do problems start on the 2024 Audi S4?
- The first major mileage danger zone for the 2024 Audi S4 is around 30,000. Low Risk Zone — At this mileage, the vehicle is still very new and typically covered by the factory warranty. Focus should be on routine maintenance and addressing any initial manufacturing defects or software glitches.
Every answer is generated from real repair, recall, and ownership data — full breakdown in the report.
Read the full free reportShould You Buy the 2024 Audi S4?
The 2024 Audi S4 emerges as a highly confident pick for those seeking a blend of performance and luxury, built upon a proven platform that minimizes early ownership headaches. While premium maintenance costs are inevitable, widespread mechanical failures are historically uncommon, making it a robust choice when properly maintained.
The 2024 Audi S4 is a sophisticated and highly competent luxury sport sedan that, when new, represents a low-risk purchase. Its proven powertrain and solid build quality offer excellent reliability for the segment. While premium ownership costs are a given, major failures are rare with diligent maintenance, securing…
Best Model Years
2020-Present (B9.5 generation, with updated MMI and a refined powertrain)
Years to Avoid
None for the current generation; earlier B8/B8.5 models had more prevalent carbon buildup and supercharger issues that have been largely addressed.
Biggest Strengths
- Robust 3.0L TFSI engine with excellent power delivery
- Sophisticated Quattro AWD system for all-weather traction
- High-quality interior materials and fit-and-finish
Top Risk Areas
The systems that tend to fail first on the 2024 Audi S4, 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.
While generally robust, the intricate MMI system, various driver-assistance sensors, and complex wiring can be susceptible to intermittent glitches, software bugs, or sensor failures that are costly to diagnose and repair. These can mani…
For models equipped with adaptive suspension (S Sport package), the electronically controlled dampers can be prone to leaks or internal failures over time, especially in harsher climates or with aggressive driving. Replacing these specia…
While the core 3.0L TFSI engine is strong, some accessory components like the PCV valve (oil separator) or water pump (historically prone to leaks in VAG engines) could require attention at higher mileages. Supercharger/turbocharger rela…
2024 Audi S4 Mileage Danger Zones
The mileage windows when the 2024 Audi S4 most commonly needs attention. Plan ahead, budget accordingly, and inspect before you cross each threshold.
Low Risk Zone
At this mileage, the vehicle is still very new and typically covered by the factory warranty. Focus should be on routine maintenance and addressing any initial manufacturing defects or software glitches.
Maintenance Zone
Beyond the typical 4-year factory warranty, major service items like spark plugs, transmission fluid, and differential fluids may be due. This is where you start budgeting for premium brand maintenance costs.
Elevated Risk Zone
Components with a finite lifespan, such as the PCV valve, water pump, or certain sensors, may begin to show signs of wear. Proactive inspection and replacement are key to avoiding breakdowns.
High Risk Zone
At these higher mileages, major components like the turbocharger or Mechatronic unit could potentially fail, particularly if maintenance has been neglected. Budget for potential significant repairs or consider a replacement.
2024 Audi S4 Ownership Cost Outlook
What it typically costs to keep the 2024 Audi S4 on the road. Full 5-year cost-of-ownership projection and major-failure-risk forecast are in the report.
Annual Maintenance
$600-900
Moderate Repairs
$800-2,000 occasionally for components like sensors or control arms
How Long Does the 2024 Audi S4 Last?
Focus on consistent, factory-recommended maintenance and be prepared for higher consumable costs. For maximum peace of mind, consider extending your warranty beyond the factory term if you plan to keep it past 60,000 miles.
What 2024 Audi S4 Owners Actually Say
What Owners Love
- Blistering acceleration with a smooth, linear power delivery
- Sublime interior quality with excellent materials and ergonomic design
- Quattro AWD system provides confidence and grip in all conditions
- Comfortable yet sporty ride, especially with adaptive suspension
Common Frustrations
- Steering feel can be somewhat numb compared to rivals
- Infotainment system (MMI) can be complex and occasionally glitchy
- High cost of options can quickly inflate the price
- Fuel economy, while respectable for the performance, isn't stellar
Who Should Buy the 2024 Audi S4?
Best For
- Enthusiasts seeking a daily-drivable performance car
- Drivers who prioritize a high-quality, luxurious interior
- Those living in climates requiring all-wheel drive performance
Not Ideal For
- Budget-conscious buyers seeking minimal ownership costs
- Those who prefer raw, visceral steering feedback over refined luxury
How the 2024 Audi S4 Compares to Rivals
The 2024 Audi S4 holds its own very well in the luxury sport sedan segment, offering a strong balance of performance, luxury, and respectable reliability that often surpasses direct European competitors, though not quite reaching the absolute top tier of Japanese luxury brands…
More Reliable Than
- Mercedes-AMG C43 (generally higher repair costs and slightly less robust long-term electronics)
- BMW M340i (comparable reliability, but some find the Audi's interior quality marginally better)
Comparable To
- Lexus IS 350 F Sport (Lexus has a slight edge in absolute reliability, but the S4 offers more performance)
NHTSA Recalls
No active NHTSA safety recalls on file for the 2024 Audi S4. Always verify with your VIN atnhtsa.gov.
What breaks on the 2024 Audi S4?
Full reliability breakdown — engine, transmission, rust, electrical. With repair costs and mileage danger zones.
Autojunket OSC · OSC Transfer
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Audi S4 by Year
Compare AutoScores across nearby years of the Audi S4. Click any year for its full report.
If You're Considering This, Also Look At
Similar class, similar year range — ranked by AutoScore.
Relevant Products for Your 2024 Audi S4
Parts and accessories matched to your 2024 Audi S4
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Where the 2024 Audi S4 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 2024 Audi S4 for what it's actually worth.
Log every service on your Audi S4. 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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