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MOT reliability

Porsche 911 carrera 4 cabriolet

27 vehicles · 7 completed MOT tests analysed
57%
MOT pass rate

Based on 27 Porsche 911 carrera 4 cabriolet vehicles and 7 completed MOT tests, the Porsche 911 carrera 4 cabriolet has an overall 57% pass rate, with an average recorded mileage of 155,597 miles.

27
Vehicles
7
MOT tests
1.9
Faults per test
0%
Dangerous-fault share

Porsche 911 carrera 4 cabriolet problem areas

Where faults occur most across all Porsche 911 carrera 4 cabriolet MOT tests:

  • Other131%
  • Brakes15%

Porsche 911 carrera 4 cabriolet pass rate by age

Age (years)TestsPass rate
12250%
13367%
16250%

Fuel types: Petrol (20), LPG (7)

Most common Porsche 911 carrera 4 cabriolet MOT faults

These are the faults and advisories recorded most often across Porsche 911 carrera 4 cabriolet MOT tests:

  1. Nearside Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i) (2 times)
  2. Nearside Rear brake disc worn, pitted or scored, but not seriously weakened (3.5.1i) (2 times)
  3. Offside Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i) (2 times)
  4. Offside Rear brake disc worn, pitted or scored, but not seriously weakened (3.5.1i) (2 times)
  5. suspension lowered (2 times)
  6. Offside Headlamp not working on dipped beam (1.7.5a) (1 times)
  7. Parking brake: efficiency below requirements (3.7.B.7) (1 times)
  8. hand brake only just meets pass standard (1 times)
  9. Oil leak (1 times)
  10. Nearside Front Headlamp aim beam image kick up to the offside (1.8) (1 times)
  11. Offside Front Headlamp aim beam image kick up to the offside (1.8) (1 times)
  12. Offside Front Steering rack gaiter split (2.2.D.2d) (1 times)
  13. Offside Rear Registration plate lamp not working (1.1.5c) (1 times)
  14. Rear discs worn (1 times)

Porsche 911 carrera 4 cabriolet pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
1995 1 5 60% 177,153
1990 1 2 50% 134,042

Porsche 911 carrera 4 cabriolet reliability FAQ

Across 27 Porsche 911 carrera 4 cabriolet vehicles in our MOT data, 57% pass the MOT (a 43% failure rate), with about 1.9 faults or advisories recorded per test.

The most frequently recorded Porsche 911 carrera 4 cabriolet MOT issues are: Nearside Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i); Nearside Rear brake disc worn, pitted or scored, but not seriously weakened (3.5.1i); Offside Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i).

The typical Porsche 911 carrera 4 cabriolet in our data has covered around 155,597 miles.

Compare the Porsche 911 carrera 4 cabriolet

See how the Porsche 911 carrera 4 cabriolet stacks up against other Porsche models on MOT reliability:

911 carrera 4 cabriolet vs 911 911 carrera 4 cabriolet vs Boxster 911 carrera 4 cabriolet vs Cayenne 911 carrera 4 cabriolet vs Macan

Check a specific Porsche 911 carrera 4 cabriolet

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See all Porsche models · Learn about common MOT failures · what an MOT checks