MOT reliability
Porsche 356c
38 vehicles · 236 completed MOT tests analysed
77%
MOT pass rate
Based on 38 Porsche 356c vehicles and 236 completed MOT tests, the Porsche 356c has an overall 77% pass rate, with an average recorded mileage of 51,468 miles.
38
Vehicles
236
MOT tests
839
Avg miles / year
1.3
Faults per test
1%
Dangerous-fault share
Porsche 356c problem areas
Where faults occur most across all Porsche 356c MOT tests:
-
Other92%
-
Lamps & electrical9%
-
Brakes8%
-
Emissions & nuisance5%
-
Tyres, wheels & suspension4%
-
Steering4%
-
Body & structure1%
-
Seatbelts & equipment1%
Porsche 356c pass rate by age
| Age (years) | Tests | Pass rate |
|---|---|---|
| 1 | 10 | 80% |
| 2 | 5 | 100% |
| 3 | 8 | 88% |
| 4 | 8 | 88% |
| 5 | 6 | 67% |
| 6 | 5 | 100% |
| 7 | 6 | 83% |
| 8 | 5 | 60% |
| 9 | 5 | 80% |
| 10 | 4 | 50% |
| 11 | 3 | 100% |
| 12 | 2 | 50% |
| 13 | 5 | 80% |
| 14 | 4 | 100% |
| 15 | 3 | 67% |
| 16 | 6 | 83% |
| 17 | 8 | 62% |
| 18 | 5 | 80% |
| 19 | 4 | 100% |
| 20 | 8 | 62% |
Fuel types: Petrol (38)
Most common Porsche 356c MOT faults
These are the faults and advisories recorded most often across Porsche 356c MOT tests:
- Nearside Front wheel bearing has slight play (2.5.A.3c) (7 times)
- Oil leak (7 times)
- Windscreen washer provides insufficient washer liquid (8.2.3) (5 times)
- Driver's seat cannot be secured in the upright position. (6.2.A.2) (5 times)
- Offside Front wheel bearing has slight play (2.5.A.3c) (4 times)
- Horn not working (1.6.2a) (4 times)
- Nearside Headlamp aim too high (1.8) (4 times)
- Parking brake: parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7) (4 times)
- Service brake: service brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7) (4 times)
- Nearside Front Shock absorber has a light misting of oil (2.7.3) (4 times)
- Battery insecure (3 times)
- Parking brake: efficiency below requirements (3.7.B.7) (3 times)
- Nearside Front Lower Suspension arm has slight play in a pin/bush (2.4.G.2) (3 times)
- Offside Front Windscreen washer provides insufficient washer liquid (8.2.3) (3 times)
- Service brake: efficiency below requirements (3.7.B.7) (3 times)
Porsche 356c pass rate by registration year
| Year | Vehicles | Tests | Pass rate | Avg mileage |
|---|---|---|---|---|
| 2021 | 1 | 1 | 100% | 5,013 |
| 2018 | 1 | 1 | 100% | 40,486 |
| 2017 | 1 | 2 | 100% | 51,446 |
| 2016 | 2 | 4 | 75% | 83,220 |
| 2015 | 2 | 7 | 100% | 36,180 |
| 2014 | 2 | 6 | 100% | 60,749 |
| 2013 | 2 | 10 | 70% | 9,300 |
| 2012 | 1 | 2 | 50% | 89,358 |
| 2008 | 2 | 27 | 78% | 98,651 |
| 2006 | 1 | 4 | 75% | 79,119 |
| 2003 | 1 | 16 | 69% | 9,643 |
| 2002 | 1 | 18 | 89% | 99,908 |
| 1996 | 2 | 6 | 83% | 56,661 |
| 1993 | 1 | 14 | 79% | 69,872 |
| 1991 | 2 | 29 | 69% | 66,638 |
| 1989 | 1 | 14 | 86% | 27,481 |
| 1982 | 1 | 12 | 75% | 71,131 |
| 1979 | 1 | 1 | 100% | 64,969 |
| 1966 | 1 | 3 | 67% | 5,862 |
| 1965 | 4 | 11 | 82% | 28,852 |
| 1964 | 7 | 36 | 61% | 56,991 |
| 1962 | 1 | 12 | 100% | 9,879 |
Porsche 356c reliability FAQ
Across 38 Porsche 356c vehicles in our MOT data,
77% pass the MOT (a 23% failure rate), with about
1.3 faults or advisories recorded per test.
The most frequently recorded Porsche 356c MOT issues are:
Nearside Front wheel bearing has slight play (2.5.A.3c); Oil leak; Windscreen washer provides insufficient washer liquid (8.2.3).
The typical Porsche 356c in our data has covered around
51,468 miles.
Compare the Porsche 356c
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