2020 · 4 years old at test · Diesel mostly

2020 Mercedes-Benz V-Class MOT pass rate and common faults

898 MOT tests in 2024. 83.3% passed first time, compared with 86.9% for all cars the same age.

96Below average
Passed first time83.3%
Failed or needed repairs16.7%
Typical mileage at test44,000

Most common reasons for failing

Share of all 898 tests where this item caused a failure.

  1. Wipers: does not clear the windscreen effectively3.9%
  2. Tyres - condition: has ply or cords exposed3.6%
    47 marked dangerous
  3. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords2.6%
  4. Tread depth below requirements of 1.6mm1.7%
    22 marked dangerous
  5. Brake pads: less than 1.5 mm thick1.2%
    15 marked dangerous
  6. Tyres - condition: has a bulge, caused by separation or partial failure of its structure0.7%
    10 marked dangerous
  7. Shock absorbers: has a serious fluid leak0.7%
  8. Rbt (sp): efficiency less than 50% of the required value0.7%
    7 marked dangerous
  9. Electronic parking brake: control defective so that it cannot be satisfactorily operated0.6%

Problem areas

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

  1. Tyres10.6%
  2. Brakes4.9%
  3. Visibility (wipers, screen, mirrors)4.8%
  4. Suspension1.9%
  5. Lights & electrics1.0%
  6. Body & chassis0.6%
  7. Wheels0.4%
  8. Number plates & VIN0.2%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Tread depth below requirements of 1.6mm17.8%
  2. Brake pads: less than 1.5 mm thick5.9%
  3. Shock absorbers: has a serious fluid leak4.7%
  4. Brake discs: in such a condition that it is seriously weakened3.9%
  5. Tread depth: tread pattern not visible over the whole tread area when minimum depth required is 1.0mm3.1%

What this means if you are buying one

This model year fails more often than most cars its age, so budget for repairs and check the history carefully. Before buying, check the area that fails most: wipers: does not clear the windscreen effectively. 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 2020 Mercedes-Benz V-Class?

In 2024, 83.3% of 2020 Mercedes-Benz V-Class cars passed their MOT first time, across 898 tests. The average for all 4-year-old cars was 86.9%.

What are the most common MOT failures on a 2020 Mercedes-Benz V-Class?

The most common failure reasons were wipers: does not clear the windscreen effectively; tyres - condition: has ply or cords exposed; tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords. The biggest problem area was tyres.

Is the 2020 Mercedes-Benz V-Class reliable at MOT time?

Its MOT Rank score is 96, which is below average for a car of its age (100 means exactly average).