2009 · 15 years old at test · Diesel mostly

2009 Audi A4 MOT pass rate and common faults

12,149 MOT tests in 2024. 65.7% passed first time, compared with 58.4% for all cars the same age.

113Well above average
Passed first time65.7%
Failed or needed repairs34.3%
Typical mileage at test136,000

Most common reasons for failing

Share of all 12,149 tests where this item caused a failure.

  1. Joints: constant velocity boot split or insecure, no longer prevents the ingress of dirt6.4%
  2. Coil spring: fractured or broken5.8%
  3. Malfunction indicator lamp: inoperative or indicates a malfunction4.1%
  4. Tread depth below requirements of 1.6mm3.7%
    704 marked dangerous
  5. Suspension arms - pins and bushes: pin or bush excessively worn2.6%
  6. Brake pads: less than 1.5 mm thick2.2%
    354 marked dangerous
  7. Tyres - condition: has ply or cords exposed1.9%
    319 marked dangerous
  8. Headlamp aim: projected beam image is obviously incorrect1.6%
  9. Suspension arms - ball joint: ball joint excessively worn1.4%
  10. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords1.4%

Problem areas

Failure items found per 100 tests, by part of the car.

  1. Lights & electrics15.6%
  2. Suspension14.8%
  3. Body & chassis9.7%
  4. Tyres9.7%
  5. Brakes7.6%
  6. Emissions & leaks6.3%
  7. Visibility (wipers, screen, mirrors)4.8%
  8. Seat belts & airbags1.5%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Tread depth below requirements of 1.6mm21.7%
  2. Suspension arms - pins and bushes: pin or bush excessively worn19.3%
  3. Brake discs: in such a condition that it is seriously weakened10.8%
  4. Brake pads: less than 1.5 mm thick9.3%
  5. Sub-frame: corroded and seriously weakened7.3%

What this means if you are buying one

This model year does better than most cars its age, so it is a reasonable used buy on MOT record alone. Before buying, check the area that fails most: joints: constant velocity boot split or insecure, no longer prevents the ingress of dirt. Then look up the car's own MOT history on GOV.UK with its number plate, and look for repeat advisories.

← 2008 A4All A4 years2010 A4 →

Questions

What is the MOT pass rate for a 2009 Audi A4?

In 2024, 65.7% of 2009 Audi A4 cars passed their MOT first time, across 12,149 tests. The average for all 15-year-old cars was 58.4%.

What are the most common MOT failures on a 2009 Audi A4?

The most common failure reasons were joints: constant velocity boot split or insecure, no longer prevents the ingress of dirt; coil spring: fractured or broken; malfunction indicator lamp: inoperative or indicates a malfunction. The biggest problem area was lights & electrics.

Is the 2009 Audi A4 reliable at MOT time?

Its MOT Rank score is 113, which is well above average for a car of its age (100 means exactly average).