2021 · 3 years old at test · Hybrid mostly

2021 BMW m340I MOT pass rate and common faults

1,890 MOT tests in 2024. 88.1% passed first time, compared with 87.6% for all cars the same age.

101About average
Passed first time88.1%
Failed or needed repairs11.9%
Typical mileage at test27,000

Most common reasons for failing

Share of all 1,890 tests where this item caused a failure.

  1. Tyres - condition: has a bulge, caused by separation or partial failure of its structure4.0%
    111 marked dangerous
  2. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords2.6%
  3. Headlamp aim: too high1.3%
  4. Tread depth below requirements of 1.6mm1.0%
    29 marked dangerous
  5. Tyres - condition: has ply or cords exposed0.8%
    19 marked dangerous
  6. Tyres - condition: has a lump, caused by separation or partial failure of its structure0.5%
    13 marked dangerous
  7. Road Wheels - condition: fractured0.4%
    11 marked dangerous
  8. Tyres - condition: has a tear, caused by separation or partial failure of its structure0.4%
    8 marked dangerous
  9. Suspension arms - ball joint: ball joint excessively worn0.3%
  10. Headlamp aim: too low0.3%

Problem areas

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

  1. Tyres9.7%
  2. Lights & electrics2.3%
  3. Visibility (wipers, screen, mirrors)0.8%
  4. Wheels0.5%
  5. Suspension0.5%
  6. Brakes0.5%
  7. Steering0.3%
  8. Seat belts & airbags0.1%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Tread depth below requirements of 1.6mm7.8%
  2. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords2.0%
  3. Non-component advisories: Child Seat fitted not allowing full inspection of adult belt1.7%
  4. Non-component advisories: Nail in tyre1.6%
  5. Tread depth: tread pattern not visible over the whole tread area when minimum depth required is 1.0mm1.5%

What this means if you are buying one

This model year is about as good as an average car its age. Before buying, check the area that fails most: tyres - condition: has a bulge, caused by separation or partial failure of its structure. Then look up the car's own MOT history on GOV.UK with its number plate, and look for repeat advisories.

← 2020 m340IAll m340I years

Questions

What is the MOT pass rate for a 2021 BMW m340I?

In 2024, 88.1% of 2021 BMW m340I cars passed their MOT first time, across 1,890 tests. The average for all 3-year-old cars was 87.6%.

What are the most common MOT failures on a 2021 BMW m340I?

The most common failure reasons were tyres - condition: has a bulge, caused by separation or partial failure of its structure; tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords; headlamp aim: too high. The biggest problem area was tyres.

Is the 2021 BMW m340I reliable at MOT time?

Its MOT Rank score is 101, which is about average for a car of its age (100 means exactly average).