2019 · 5 years old at test · Petrol mostly

2019 Mercedes-Benz A-Class MOT pass rate and common faults

50,507 MOT tests in 2024. 85.9% passed first time, compared with 84.9% for all cars the same age.

101About average
Passed first time85.9%
Failed or needed repairs14.1%
Typical mileage at test38,000

Most common reasons for failing

Share of all 50,507 tests where this item caused a failure.

  1. Tread depth below requirements of 1.6mm2.2%
    1,813 marked dangerous
  2. Brake pads: less than 1.5 mm thick2.0%
    1,471 marked dangerous
  3. SRS malfunction indicator lamp: warning lamp indicates a fault1.8%
  4. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords1.7%
  5. Tyres - condition: has ply or cords exposed1.1%
    799 marked dangerous
  6. Malfunction indicator lamp: inoperative or indicates a malfunction0.7%
  7. Wipers: does not clear the windscreen effectively0.5%
  8. Headlamp aim: too high0.4%
  9. Headlamp aim: too low0.4%
  10. Washers: provides insufficient washer liquid0.4%

Problem areas

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

  1. Tyres6.6%
  2. Brakes3.5%
  3. Seat belts & airbags2.3%
  4. Lights & electrics2.1%
  5. Visibility (wipers, screen, mirrors)1.9%
  6. Emissions & leaks1.0%
  7. Suspension0.9%
  8. Wheels0.4%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Tread depth below requirements of 1.6mm16.7%
  2. Brake pads: less than 1.5 mm thick9.3%
  3. Tyres - condition: has a tear, caused by separation or partial failure of its structure8.5%
  4. Brake discs: significantly and obviously worn3.7%
  5. Brake discs: in such a condition that it is seriously weakened3.5%

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: tread depth below requirements of 1.6mm. 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 2019 Mercedes-Benz A-Class?

In 2024, 85.9% of 2019 Mercedes-Benz A-Class cars passed their MOT first time, across 50,507 tests. The average for all 5-year-old cars was 84.9%.

What are the most common MOT failures on a 2019 Mercedes-Benz A-Class?

The most common failure reasons were tread depth below requirements of 1.6mm; brake pads: less than 1.5 mm thick; srs malfunction indicator lamp: warning lamp indicates a fault. The biggest problem area was tyres.

Is the 2019 Mercedes-Benz A-Class reliable at MOT time?

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