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MOT reliability

Porsche 911 carrera 4 auto

127 vehicles · 394 completed MOT tests analysed
93%
MOT pass rate

Based on 127 Porsche 911 carrera 4 auto vehicles and 394 completed MOT tests, the Porsche 911 carrera 4 auto has an overall 93% pass rate, with an average recorded mileage of 21,836 miles.

127
Vehicles
394
MOT tests
4,196
Avg miles / year
0.4
Faults per test
11%
Dangerous-fault share

Porsche 911 carrera 4 auto problem areas

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

  • Tyres, wheels & suspension71%
  • Other16%
  • Identification & plates5%
  • Lamps & electrical5%
  • Visibility4%
  • Brakes4%
  • Emissions & nuisance2%
  • Body & structure1%

Porsche 911 carrera 4 auto pass rate by age

How the Porsche 911 carrera 4 auto's MOT pass rate changes as it ages (buckets with 20+ tests).

Age (years)TestsPass rate
27100%
312193%
413495%
510392%
62983%

Fuel types: Petrol (126), Other (1)

Most common Porsche 911 carrera 4 auto MOT faults

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

  1. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (9 times)
  2. Nearside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (9 times)
  3. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (7 times)
  4. Offside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (6 times)
  5. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (6 times)
  6. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (5 times)
  7. Front Registration plate does not conform to the specified requirements (0.1 (d)) (4 times)
  8. Nearside Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) (4 times)
  9. Rear Registration plate does not conform to the specified requirements (0.1 (d)) (3 times)
  10. Nearside Headlamp aim too high (4.1.2 (a)) (3 times)
  11. Nearside Rear Tyre has ply or cords exposed (5.2.3 (d) (ii)) (3 times)
  12. Nearside Rear Tyre has a cut but not deep enough to reach the ply or cords (5.2.3 (d) (i)) (3 times)
  13. Offside Front Nail in tyre (3 times)
  14. Nearside Front Outer Tyre slightly damaged (5.2.3 (d) (ii)) (2 times)
  15. Offside Front Outer Tyre slightly damaged (5.2.3 (d) (ii)) (2 times)

Porsche 911 carrera 4 auto pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
2022 3 6 100% 19,343
2021 58 167 93% 21,732
2020 65 221 92% 22,043

Porsche 911 carrera 4 auto reliability FAQ

Across 127 Porsche 911 carrera 4 auto vehicles in our MOT data, 93% pass the MOT (a 7% failure rate), with about 0.4 faults or advisories recorded per test.

The most frequently recorded Porsche 911 carrera 4 auto MOT issues are: Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)); Nearside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)); Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)).

The typical Porsche 911 carrera 4 auto in our data has covered around 21,836 miles.

Compare the Porsche 911 carrera 4 auto

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

911 carrera 4 auto vs 911 911 carrera 4 auto vs Boxster 911 carrera 4 auto vs Cayenne 911 carrera 4 auto vs Macan

Check a specific Porsche 911 carrera 4 auto

Enter a registration to see that exact vehicle's full MOT history, advisories and recurring faults.

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