2009 · 15 years old at test · Petrol mostly

2009 Porsche Cayman MOT pass rate and common faults

657 MOT tests in 2024. 86.8% passed first time, compared with 58.4% for all cars the same age.

149Well above average
Passed first time86.8%
Failed or needed repairs13.2%
Typical mileage at test65,000

Most common reasons for failing

Share of all 657 tests where this item caused a failure.

  1. Headlamp aim: too high1.4%
  2. Rigid brake pipes: excessively corroded1.4%
  3. Tread depth below requirements of 1.6mm1.2%
    10 marked dangerous
  4. Coil spring: fractured or broken1.1%
  5. Wipers: does not clear the windscreen effectively0.9%
  6. Rbt (sp): efficiency below requirements0.8%
  7. Tyres - condition: has ply or cords exposed0.8%
    8 marked dangerous
  8. Rbt (sp): efficiency less than 50% of the required value0.6%
    8 marked dangerous
  9. Malfunction indicator lamp: inoperative or indicates a malfunction0.6%
  10. Suspension arms - ball joint: ball joint excessively worn0.6%

Problem areas

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

  1. Brakes5.8%
  2. Lights & electrics4.9%
  3. Suspension3.7%
  4. Tyres3.3%
  5. Visibility (wipers, screen, mirrors)2.1%
  6. Emissions & leaks2.0%
  7. Seat belts & airbags0.6%
  8. Steering0.6%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Brake discs: in such a condition that it is seriously weakened13.1%
  2. Rigid brake pipes: excessively corroded11.4%
  3. Tread depth below requirements of 1.6mm8.2%
  4. Tyres - condition: has a tear, caused by separation or partial failure of its structure6.8%
  5. Suspension arms - ball joint: ball joint excessively worn2.4%

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 high. 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 2009 Porsche Cayman?

In 2024, 86.8% of 2009 Porsche Cayman cars passed their MOT first time, across 657 tests. The average for all 15-year-old cars was 58.4%.

What are the most common MOT failures on a 2009 Porsche Cayman?

The most common failure reasons were headlamp aim: too high; rigid brake pipes: excessively corroded; tread depth below requirements of 1.6mm. The biggest problem area was brakes.

Is the 2009 Porsche Cayman reliable at MOT time?

Its MOT Rank score is 149, which is well above average for a car of its age (100 means exactly average).