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MOT reliability

Porsche 911 carrera 4 tiptronic s

49 vehicles · 259 completed MOT tests analysed
81%
MOT pass rate

Based on 49 Porsche 911 carrera 4 tiptronic s vehicles and 259 completed MOT tests, the Porsche 911 carrera 4 tiptronic s has an overall 81% pass rate, with an average recorded mileage of 74,174 miles.

49
Vehicles
259
MOT tests
3,344
Avg miles / year
1.1
Faults per test
1%
Dangerous-fault share

Porsche 911 carrera 4 tiptronic s problem areas

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

  • Other73%
  • Brakes14%
  • Lamps & electrical12%
  • Tyres, wheels & suspension7%
  • Body & structure4%
  • Emissions & nuisance3%
  • Seatbelts & equipment2%
  • Steering1%

Porsche 911 carrera 4 tiptronic s pass rate by age

Age (years)TestsPass rate
32100%
4475%
51275%
61567%
71694%
81776%
91191%
10978%
11786%
125100%
13560%
14667%
15667%
16683%
174100%
183100%
19475%
207100%

Fuel types: Petrol (31), LPG (11), Other (7)

Most common Porsche 911 carrera 4 tiptronic s MOT faults

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

  1. Nearside Rear Tyre worn close to the legal limit (4.1.E.1) (8 times)
  2. Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i) (8 times)
  3. Offside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c)) (7 times)
  4. Nearside Front Tyre worn close to the legal limit (4.1.E.1) (7 times)
  5. Rear brake disc worn, pitted or scored, but not seriously weakened (3.5.1i) (6 times)
  6. Offside Front Tyre worn close to the legal limit (4.1.E.1) (6 times)
  7. undershields fitted (6 times)
  8. Offside Rear Tyre worn close to the legal limit (4.1.E.1) (5 times)
  9. Nearside Rear Direction indicator slightly discoloured (4.4.3 (a)) (5 times)
  10. Offside Rear Direction indicator slightly discoloured (4.4.3 (a)) (5 times)
  11. Nearside Rear Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i)) (5 times)
  12. Nearside Rear brake disc worn, pitted or scored, but not seriously weakened (3.5.1i) (4 times)
  13. Offside Rear brake disc worn, pitted or scored, but not seriously weakened (3.5.1i) (4 times)
  14. Oil leak (4 times)
  15. Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d) (4 times)

Porsche 911 carrera 4 tiptronic s pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
2004 1 3 67% 42,958
2003 1 21 90% 104,758
2001 6 81 78% 80,231
2000 2 5 100% 52,560
1999 9 47 79% 67,115
1998 1 5 80% 57,360

Porsche 911 carrera 4 tiptronic s reliability FAQ

Across 49 Porsche 911 carrera 4 tiptronic s vehicles in our MOT data, 81% pass the MOT (a 19% failure rate), with about 1.1 faults or advisories recorded per test.

The most frequently recorded Porsche 911 carrera 4 tiptronic s MOT issues are: Nearside Rear Tyre worn close to the legal limit (4.1.E.1); Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i); Offside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c)).

The typical Porsche 911 carrera 4 tiptronic s in our data has covered around 74,174 miles.

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