Audi A6 (2008)
2008 Audi A6
CarHunch analysed 11,305 real MOT records for the 2008 Audi A6.
Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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The 2008 Audi A6 diesel passes its MOT at 79.2%, virtually matching the UK average of 80%, but here's the real concern: 42.3% of these cars have recorded a dangerous defect at some point, which is substantially higher than typical and suggests structural or safety issues that demand careful inspection before purchase. Petrol versions fare marginally better at 81% pass rate, though the diesel dominance in this cohort (95% of analysed vehicles) means your options are limited if you want to avoid that higher risk profile.
With a median mileage of 107,322 miles for a 16-year-old car, these A6s are running roughly in line with age expectations, but the average of 3.38 failures per test and notably high advisory count of 19.7 items indicate persistent wear and maintenance demands. Before buying, insist on a pre-purchase inspection that specifically flags suspension, brake, and electrical systems—the typical weak points flagged in advisories—and budget accordingly for repairs that are likely imminent.
The 2008 Audi A6 has a decent first-time pass rate (79.3%), but a higher-than-average share of vehicles have had serious defects recorded — the individual vehicle's history matters a lot here.
These stats describe 11,305 vehicles as a group. The specific vehicle you're looking at could be the one good example or the one outlier. Run its registration to find out.
What tends to go wrong
Across 11,305 vehicles — figures show how many had each issue flagged at least once in their MOT history.
Data covers a 3-year window centred on 2008.
See this vehicle's full MOT history & AI hunches
Spot recurring advisories, hidden issues, and how it compares to 11,305 Audi A6 cars.
Petrol vs Diesel
Pass rate difference of 1.8 percentage points — worth knowing if you're choosing between the two.
Before you buy a 2008 Audi A6
Based on MOT data from 11,305 vehicles — here's what to check.
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Check the full MOT history.
42.3% of these vehicles have had a dangerous defect recorded -
recurring advisories often signal problems years before they become failures.
Search the reg on CarHunch for the full MOT history, reliability stats and a free AI-powered analysis of that exact vehicle. -
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Brake pipes, sills and subframes are the key areas on a vehicle this age — structural rust is hard to spot without getting underneath. A mechanic will check all of this before you commit, and give you a concrete basis to negotiate on price.
Inspection
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Outstanding finance, insurance write-offs and clocking won't appear in the MOT records — a dedicated history check covers all of this. Our link gets you 20% off automatically.
History
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Pass Rate by Fuel Type
| Fuel type | Vehicles | Pass rate | Avg failures |
|---|---|---|---|
| Diesel (95%) | 10,725 | 79.2% | 3.4 |
| Petrol (5%) | 578 | 81% | 3.07 |
Colour Breakdown
Based on 240,591 Audi A6 vehicles registered in the UK — across all years. From DVLA registration records.
Mileage Distribution
Most 2008 Audi A6 vehicles sit in the blue band. If the vehicle you're looking at is outside it, it's either unusually low or high mileage for its age.
Half of all 2008 Audi A6 vehicles fall between 86,677 and 129,860 miles.
2008 Audi A6 — Still on the Road
Numbers are thinning — 43% of 2008 Audi A6s are still active.
Numbers are declining — 4,496 vehicles still getting MOTs in 2025 (43% of peak).
Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2014–2025.
* The 2020 dip reflects the government's COVID-19 MOT exemption, which allowed certificates to be extended by six months — fewer tests were conducted that year.
MOT History Averages
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Compare with another model
See how the 2008 Audi A6 stacks up against a rival.