2015 · 9 years old at test · Petrol mostly

2015 Mercedes-Benz G-Class MOT pass rate and common faults

146 MOT tests in 2024. 79.5% passed first time, compared with 73.5% for all cars the same age.

108Well above average
Passed first time79.5%
Failed or needed repairs20.6%
Typical mileage at test50,000

Most common reasons for failing

Share of all 146 tests where this item caused a failure.

  1. Headlamp aim: too low4.1%
  2. Registration plates: does not conform to the specified requirements4.1%
  3. Wipers: does not clear the windscreen effectively2.7%
  4. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords2.7%
  5. Malfunction indicator lamp: inoperative or indicates a malfunction2.1%
  6. Position lamp: not working1.4%
  7. Washers: provides insufficient washer liquid1.4%
  8. Brake discs: significantly and obviously worn1.4%
  9. SRS malfunction indicator lamp: warning lamp indicates a fault1.4%
  10. Rbt (sp): efficiency below requirements0.7%

Problem areas

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

  1. Lights & electrics13.7%
  2. Brakes6.8%
  3. Number plates & VIN4.8%
  4. Visibility (wipers, screen, mirrors)4.8%
  5. Tyres3.4%
  6. Emissions & leaks2.1%
  7. Seat belts & airbags1.4%
  8. Body & chassis1.4%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Individual direction indicators: incorrect colour6.8%
  2. Brake discs: in such a condition that it is seriously weakened6.2%
  3. Brake pads: less than 1.5 mm thick5.5%
  4. Tyres - condition: has a tear, caused by separation or partial failure of its structure4.1%
  5. Transmission oil leaks: leaking excessively from transmission3.4%

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: headlamp aim: too low. 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 Mercedes-Benz G-Class?

In 2024, 79.5% of 2015 Mercedes-Benz G-Class cars passed their MOT first time, across 146 tests. The average for all 9-year-old cars was 73.5%.

What are the most common MOT failures on a 2015 Mercedes-Benz G-Class?

The most common failure reasons were headlamp aim: too low; registration plates: does not conform to the specified requirements; wipers: does not clear the windscreen effectively. The biggest problem area was lights & electrics.

Is the 2015 Mercedes-Benz G-Class reliable at MOT time?

Its MOT Rank score is 108, which is well above average for a car of its age (100 means exactly average).