2015 · 9 years old at test · Petrol mostly

2015 Porsche Cayman MOT pass rate and common faults

1,068 MOT tests in 2024. 93.2% passed first time, compared with 73.5% for all cars the same age.

127Well above average
Passed first time93.2%
Failed or needed repairs6.8%
Typical mileage at test34,000

Most common reasons for failing

Share of all 1,068 tests where this item caused a failure.

  1. Coil spring: fractured or broken0.9%
  2. Tread depth below requirements of 1.6mm0.8%
    17 marked dangerous
  3. Wipers: does not clear the windscreen effectively0.7%
  4. Catalyst emissions: Lambda reading after 2nd fast idle outside specified limits0.5%
  5. Individual direction indicators: not working0.4%
  6. Brake pads: worn down to wear indicator0.3%
  7. Tyres - condition: has a bulge, caused by separation or partial failure of its structure0.3%
    3 marked dangerous
  8. Headlamp aim: too high0.3%
  9. Washers: not working0.3%
  10. Washers: jets misaligned and not providing sufficient fluid to the windscreen0.2%

Problem areas

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

  1. Lights & electrics2.3%
  2. Tyres1.8%
  3. Visibility (wipers, screen, mirrors)1.7%
  4. Suspension1.6%
  5. Brakes0.7%
  6. Emissions & leaks0.7%
  7. Number plates & VIN0.2%
  8. Wheels0.1%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Tread depth below requirements of 1.6mm5.6%
  2. Tyres - condition: has a tear, caused by separation or partial failure of its structure5.0%
  3. Rigid brake pipes: excessively corroded3.5%
  4. Brake discs: in such a condition that it is seriously weakened3.1%
  5. Non-component advisories: Nail in tyre1.9%

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: coil spring: fractured or broken. 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 Porsche Cayman?

In 2024, 93.2% of 2015 Porsche Cayman cars passed their MOT first time, across 1,068 tests. The average for all 9-year-old cars was 73.5%.

What are the most common MOT failures on a 2015 Porsche Cayman?

The most common failure reasons were coil spring: fractured or broken; tread depth below requirements of 1.6mm; wipers: does not clear the windscreen effectively. The biggest problem area was lights & electrics.

Is the 2015 Porsche Cayman reliable at MOT time?

Its MOT Rank score is 127, which is well above average for a car of its age (100 means exactly average).