Audi A6 S Line Black Ed 40 Tdi Sa MOT Failures
An analysis of 2,462 real DVSA MOT tests on the Audi A6 S Line Black Ed 40 Tdi Sa — what fails, how often, and how that compares to every other car on UK roads.
Where the Audi A6 S Line Black Ed 40 Tdi Sa fails its MOT
The single biggest MOT failure point on the Audi A6 S Line Black Ed 40 Tdi Sa is coil springs broken — this model is 101 times more likely to fail on this item than the average car on UK roads. That makes it an extreme outlier for anyone buying or owning this model. Across 2,462 MOT tests, 2.25% of all Audi A6 S Line Black Ed 40 Tdi Sa tests recorded this as a failure.
Suspension failures typically mean worn bushes, drop links, or dampers. These affect handling and tyre wear. Budget £150–£400 per corner at an independent garage for full suspension overhaul.
How failures change with mileage
The Audi A6 S Line Black Ed 40 Tdi Sa's weak points shift as the car covers more miles. Understanding these patterns helps you know what to expect — and what to budget for — at each stage of ownership.
Under 60,000 miles
At this mileage, most failures are either design-related or caused by age rather than wear. Components like bushes and drop links may not have been replaced yet, and original-fit parts can deteriorate even on low-mileage cars that spend a lot of time sitting.
The standout failure at this mileage is coil springs broken at 101x the fleet average.
60,000 to 100,000 miles
This is where routine wear items start to show up. Brake components, tyres, and exhaust parts have done serious work by this point. Cars that have been well serviced will show fewer of these failures — this mileage band is where good maintenance really separates the well-kept from the neglected.
The standout failure at this mileage is coil springs broken at 62x the fleet average.
What to check before buying a Audi A6 S Line Black Ed 40 Tdi Sa
Based on the MOT failure data and known issues above, here's what to prioritise when inspecting a Audi A6 S Line Black Ed 40 Tdi Sa:
Suspension — check for coil springs broken.
Always check the car's full MOT history for patterns — recurring advisories often become failures within 12 months. Enter any reg into our free car check to see the complete picture.
Looking at a specific Audi A6 S Line Black Ed 40 Tdi Sa?
Enter the reg to see its full MOT history, mileage records, write-off status, and finance checks.
Audi A6 S Line Black Ed 40 Tdi Sa MOT FAQs
What are the most common MOT failures on a Audi A6 S Line Black Ed 40 Tdi Sa?
Based on 2,462 DVSA MOT tests, the most common failure is coil springs broken — at 101x the national fleet average.
Is the Audi A6 S Line Black Ed 40 Tdi Sa reliable based on MOT data?
The Audi A6 S Line Black Ed 40 Tdi Sa has 1 categories where it fails more often than average. The main concern is coil springs broken. Always check a specific car's full history before buying.
What MOT failures should I expect at high mileage?
The most common high-mileage failures include coil springs broken.
How do I check a Audi A6 S Line Black Ed 40 Tdi Sa's MOT history?
Enter the registration number into our free car check above. You'll see every MOT test result, advisories and failures, mileage readings, write-off status, and finance checks.
MOT failure data sourced from DVSA bulk test records via data.gov.uk. Ratios compare this model's failure rate against the national fleet average. Known issues sourced from manufacturer bulletins, specialist workshops, and verified owner reports.