2015 · 9 years old at test · Diesel mostly

2015 BMW 4 Series MOT pass rate and common faults

18,153 MOT tests in 2024. 81.2% passed first time, compared with 73.5% for all cars the same age.

111Well above average
Passed first time81.2%
Failed or needed repairs18.8%
Typical mileage at test78,000

Most common reasons for failing

Share of all 18,153 tests where this item caused a failure.

  1. Tyres - condition: has ply or cords exposed2.6%
    702 marked dangerous
  2. Tread depth below requirements of 1.6mm2.1%
    684 marked dangerous
  3. Tyres - condition: has a bulge, caused by separation or partial failure of its structure1.9%
    496 marked dangerous
  4. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords1.7%
  5. Shock absorbers: has a serious fluid leak1.5%
  6. Brake pads: less than 1.5 mm thick1.2%
    329 marked dangerous
  7. Headlamp: not working on dipped beam0.9%
  8. Washers: provides insufficient washer liquid0.8%
  9. Suspension arms - pins and bushes: pin or bush excessively worn0.5%
  10. Side repeaters: not working0.5%

Problem areas

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

  1. Tyres10.3%
  2. Lights & electrics5.2%
  3. Brakes3.7%
  4. Suspension3.3%
  5. Visibility (wipers, screen, mirrors)2.3%
  6. Wheels0.9%
  7. Emissions & leaks0.9%
  8. Number plates & VIN0.6%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Tread depth below requirements of 1.6mm17.7%
  2. Brake discs: in such a condition that it is seriously weakened8.1%
  3. Brake pads: less than 1.5 mm thick7.8%
  4. Non-component advisories: Play in steering rack inner joint(s)5.6%
  5. Suspension arms - pins and bushes: pin or bush excessively worn3.7%

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: tyres - condition: has ply or cords exposed. Then look up the car's own MOT history on GOV.UK with its number plate, and look for repeat advisories.

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Questions

What is the MOT pass rate for a 2015 BMW 4 Series?

In 2024, 81.2% of 2015 BMW 4 Series cars passed their MOT first time, across 18,153 tests. The average for all 9-year-old cars was 73.5%.

What are the most common MOT failures on a 2015 BMW 4 Series?

The most common failure reasons were tyres - condition: has ply or cords exposed; tread depth below requirements of 1.6mm; tyres - condition: has a bulge, caused by separation or partial failure of its structure. The biggest problem area was tyres.

Is the 2015 BMW 4 Series reliable at MOT time?

Its MOT Rank score is 111, which is well above average for a car of its age (100 means exactly average).