CarVerify

Audi A6 TDI SE Reliability, MOT Pass Rate & Common Faults

Free Audi A6 TDI SE car check

Is the Audi A6 TDI SE reliable? We analysed 913 real MOT tests across 245 vehicles to find out.

Got a specific Audi A6 TDI SE? Enter the reg for a free check:

Free basic check Reports from £4.99 Results in seconds
Data last updated: · Based on 913 real MOT tests
MOT Pass Rate
75.7%
Typical Mileage
169,725mi
Annual Mileage
8,108mi/yr
Est. Lifespan
yrs

The Audi A6 TDI SE is above average for reliability based on real UK MOT data. Here's everything you need to know before buying a used Audi A6 TDI SE.

Audi A6 TDI SE Number Plates

Number plates registered to a Audi A6 TDI SE. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.

Audi A6 TDI SE Mileage — What's Normal?

How many miles does a typical Audi A6 TDI SE owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.

Low usage
4,967 mi/yr
Typical
8,108 mi/yr
Average
8,768 mi/yr
Heavy usage
11,349 mi/yr

Audi A6 TDI SE Mileage Distribution

Total mileage recorded across all Audi A6 TDI SE MOT tests. If the car you're looking at is above the 75th percentile, it's done more miles than most.

Median
169,725 mi
75th Percentile
193,975 mi
95th Percentile
250,935 mi
Max Recorded
425,135 mi

How Does the Audi A6 TDI SE Compare?

MOT pass rates compared to similar models. Click any model for the full breakdown.

Model Pass Rate Tests Typical Mileage Lifespan
Audi A6 TDI SE THIS CAR 75.7% 913 169,725 mi — yrs
Audi A3 78% 7,415,025 78,776 mi 29 yrs
Audi A4 76.1% 7,096,957 96,834 mi 31 yrs
Audi A6 78.4% 2,724,792 98,890 mi 31 yrs
MG Unknown 84% 711 27,405 mi 11 yrs

Compared to the Audi A3 (78.0% pass rate) and the Audi A4 (76.1% pass rate), the Audi A6 TDI SE trails behind on MOT reliability.

Found a Audi A6 TDI SE you like?

Run a full vehicle history check on the specific car. See finance, stolen, write-off, mileage and MOT data for that exact vehicle.

Check a specific Audi A6 TDI SE

Should you buy a used Audi A6 TDI SE?

The Audi A6 TDI SE has an overall MOT pass rate of 75.7% across 913 real MOT tests — comfortably above the UK average, which puts it among the more reliable models on UK roads.

A typical Audi A6 TDI SE owner drives around 8,108 miles per year. If the car you're looking at is significantly above this, expect more wear on suspension, brakes and tyres. If it's well below, the vehicle may have been sitting unused — check for perished rubber, corroded discs and stale fluids.

Before committing to a purchase, we recommend running a full vehicle history check on the specific car. This will reveal any outstanding finance, stolen markers, write-off history and mileage discrepancies that the seller may not disclose — and that the MOT data alone can't tell you.

Audi A6 TDI SE — Frequently Asked Questions

Is the Audi A6 TDI SE reliable?
Based on 913 MOT tests, the Audi A6 TDI SE has a 75.7% pass rate — above the UK average, suggesting good reliability.
What are the common problems on a Audi A6 TDI SE?
The most common failure point is general wear and tear.
How many miles does a Audi A6 TDI SE do per year?
The typical Audi A6 TDI SE does around 8,108 miles per year. Anything significantly above or below this is worth investigating.
How long does a Audi A6 TDI SE last?
Lifespan data is not yet available for this model.
Should I get a vehicle check before buying a Audi A6 TDI SE?
Yes. An MOT pass rate tells you about the model in general, but a vehicle history check reveals the specific car's finance, stolen, write-off and mileage history — things the seller may not disclose.