2014 · 10 years old at test · Petrol mostly

2014 Mercedes-Benz G-Class MOT pass rate and common faults

112 MOT tests in 2024. 83.0% passed first time, compared with 69.9% for all cars the same age.

119Well above average
Passed first time83.0%
Failed or needed repairs17.0%
Typical mileage at test54,000

Most common reasons for failing

Share of all 112 tests where this item caused a failure.

  1. Headlamp aim: too low2.7%
  2. Coil spring: fractured or broken2.7%
  3. Brake discs: significantly and obviously worn1.8%
  4. Catalyst emissions: Lambda reading after 2nd fast idle outside specified limits1.8%
  5. Malfunction indicator lamp: inoperative or indicates a malfunction0.9%
  6. Brake pads: worn down to wear indicator0.9%
  7. Rear fog lamp: not working0.9%
  8. Reversing lamps: inoperative0.9%
  9. Headlamp aim: too high0.9%
  10. Steering wheel: has movement relative to the column indicating looseness0.9%

Problem areas

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

  1. Lights & electrics7.1%
  2. Brakes6.3%
  3. Emissions & leaks3.6%
  4. Suspension2.7%
  5. Steering1.8%
  6. Body & chassis1.8%
  7. Seat belts & airbags1.8%
  8. Number plates & VIN0.9%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Tread depth below requirements of 1.6mm7.1%
  2. Engine oil leaks: leaking excessively from engine7.1%
  3. Brake pads: less than 1.5 mm thick6.3%
  4. Brake discs: in such a condition that it is seriously weakened4.5%
  5. Tyres - condition: has a tear, caused by separation or partial failure of its structure4.5%

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 2014 Mercedes-Benz G-Class?

In 2024, 83.0% of 2014 Mercedes-Benz G-Class cars passed their MOT first time, across 112 tests. The average for all 10-year-old cars was 69.9%.

What are the most common MOT failures on a 2014 Mercedes-Benz G-Class?

The most common failure reasons were headlamp aim: too low; coil spring: fractured or broken; brake discs: significantly and obviously worn. The biggest problem area was lights & electrics.

Is the 2014 Mercedes-Benz G-Class reliable at MOT time?

Its MOT Rank score is 119, which is well above average for a car of its age (100 means exactly average).