AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2021 Audi Q5
Overall rating NHTSA-grounded
Average
Estimated 5-year repair + maintenance cost: $7,800–$13,000
The 2021 Audi Q5 shows an average reliability rating with multiple recalls, particularly affecting the electrical and engine systems. While there are concerns about battery overheating and engine failure, frequent maintenance and prompt recall resolution can mitigate major issues.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| traction battery | 30,000–50,000 miles | $1,800–$3,500 | common |
| engine bearings | 50,000–80,000 miles | $2,500–$6,000 | occasional |
| body control module | 20,000–40,000 miles | $600–$1,500 | occasional |
| rear axle | 70,000–100,000 miles | $800–$1,800 | rare |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter change every 10,000 miles
- Brake fluid replacement every 2 years
- Coolant flush every 5 years
- Tire rotation every 10,000 miles
- Cabin air filter replacement every 20,000 miles
- Spark plug replacement every 40,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Battery overheating or swelling
- Unusual engine noises or knocking
- Fluid leaks beneath the vehicle
- Inconsistent electrical system behavior
Generated by gpt-4o on 6/5/2026. Cost ranges are conservative estimates that account for typical regional variation.