2007 · 17 years old at test · Diesel mostly

2007 Mercedes-Benz S-Class MOT pass rate and common faults

1,243 MOT tests in 2024. 73.6% passed first time, compared with 56.9% for all cars the same age.

129Well above average
Passed first time73.6%
Failed or needed repairs26.4%
Typical mileage at test114,000

Most common reasons for failing

Share of all 1,243 tests where this item caused a failure.

  1. Suspension arms - ball joint: ball joint excessively worn3.9%
  2. Rbt (sp): efficiency less than 50% of the required value2.6%
    51 marked dangerous
  3. Tread depth below requirements of 1.6mm2.5%
    58 marked dangerous
  4. Rbt (sp): efficiency below requirements2.3%
  5. Malfunction indicator lamp: inoperative or indicates a malfunction1.8%
  6. Brake pads: less than 1.5 mm thick1.8%
    32 marked dangerous
  7. Anti-lock braking system: warning lamp indicates an ABS fault1.6%
  8. Pre 01/07/2008 Turbo: emissions exceed manufacturer's specified limit1.5%
  9. Rigid brake pipes: excessively corroded1.5%
  10. Tyres - condition: has ply or cords exposed1.4%
    32 marked dangerous

Problem areas

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

  1. Brakes17.6%
  2. Suspension9.1%
  3. Lights & electrics8.5%
  4. Tyres7.1%
  5. Emissions & leaks6.8%
  6. Visibility (wipers, screen, mirrors)4.8%
  7. Body & chassis1.4%
  8. Wheels1.1%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Tread depth below requirements of 1.6mm17.8%
  2. Rigid brake pipes: excessively corroded17.6%
  3. Engine oil leaks: leaking excessively from engine12.7%
  4. Brake discs: in such a condition that it is seriously weakened12.4%
  5. Brake pads: less than 1.5 mm thick7.9%

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: suspension arms - ball joint: ball joint excessively worn. 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 2007 Mercedes-Benz S-Class?

In 2024, 73.6% of 2007 Mercedes-Benz S-Class cars passed their MOT first time, across 1,243 tests. The average for all 17-year-old cars was 56.9%.

What are the most common MOT failures on a 2007 Mercedes-Benz S-Class?

The most common failure reasons were suspension arms - ball joint: ball joint excessively worn; rbt (sp): efficiency less than 50% of the required value; tread depth below requirements of 1.6mm. The biggest problem area was brakes.

Is the 2007 Mercedes-Benz S-Class reliable at MOT time?

Its MOT Rank score is 129, which is well above average for a car of its age (100 means exactly average).