How reliable is the Audi Q4 E-Tron S Line 40?
Owner-reported reliability data — inspection results, typical mileage, and the most common failures.
The Audi Q4 E-Tron S Line 40 consistently passes first-time inspections at an above-average rate. The most commonly reported issues are a tyre cords visible or damaged, a tyre seriously damaged, tyre tread depth not in accordance with the requirements. Typical mileage by age and a year-by-year breakdown of reliability are shown below. All figures are owner-reported real-world data, not a marketing rating.
Above average reliability
Based on 2,628 inspection tests. First-time pass rate: 90.3%.
Audi Q4 E-Tron S Line 40 reliability by year
How the Audi Q4 E-Tron S Line 40 performs at first-time inspection, broken down by the year cohort. Empty cells mean we don't have enough owner-reported data for that year yet.
| Year cohort | Pass rate | Typical mileage @ 5 yrs |
|---|---|---|
| 2021 | 90.3% | — |
| 2022 | 94.5% | — |
Model-level pattern, not per-car prediction
These figures describe the Audi Q4 E-Tron S Line 40 as a model. The reliability of any individual Audi Q4 E-Tron S Line 40 also depends on service history, accident history, and how it was driven. Run a free VIN check to see the records attached to a specific car you're considering.
Frequently asked questions
Is the Audi Q4 E-Tron S Line 40 reliable?
Based on owner-reported inspection records, the Audi Q4 E-Tron S Line 40 consistently passes first-time inspections at an above-average rate. Its first-time inspection pass rate sits around 90%. Reliability varies by year and engine — see the year-by-year breakdown on this page for the specific cohort you're considering.
What are the common problems on the Audi Q4 E-Tron S Line 40?
The most common owner-reported issues are: A tyre cords visible or damaged (3.9% of inspections); A tyre seriously damaged (3.3% of inspections); Tyre tread depth not in accordance with the requirements (1.3% of inspections); The aim of a headlamp is not within limits laid down in the requirements (0.8% of inspections); An SRS malfunction indicator lamp (MIL) indicates a system malfunction (0.4% of inspections).
What mileage is normal for a Audi Q4 E-Tron S Line 40?
For a typical Audi Q4 E-Tron S Line 40, owner-reported average mileage works out to about 48,828 km at 3 years, — at 5 years, and — at 10 years. The mileage section on this page shows the full distribution — high-use vs low-use cars often differ by a factor of three.
How do I check a specific Audi Q4 E-Tron S Line 40 before buying?
Enter the 17-character VIN on Carlytics. The free check shows decoded specs and open safety recalls. The full vehicle history report (from EUR 8.90) cross-references owner-reported issues, mileage records, and stolen-vehicle databases for the specific car — model-level reliability tells you the pattern, the VIN check tells you the car.