MOT reliability

Porsche 911 carrera auto

345 vehicles · 826 completed MOT tests analysed

93%

MOT pass rate

Based on 345 Porsche 911 carrera auto vehicles and 826 completed MOT tests, the Porsche 911 carrera auto has an overall 93% pass rate, with an average recorded mileage of 24,400 miles.

345

Vehicles

826

MOT tests

4,039

Avg miles / year

0.5

Faults per test

Dangerous-fault share

Porsche 911 carrera auto problem areas

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

Tyres, wheels & suspension57%
Other36%
Brakes6%
Emissions & nuisance4%
Visibility4%
Lamps & electrical3%
Identification & plates3%
Body & structure1%

Porsche 911 carrera auto pass rate by age

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

Age (years)	Tests	Pass rate
2	1	100%
3	267	96%
4	259	95%
5	150	93%
6	31	90%
10	7	71%
11	7	100%
12	11	73%
13	8	88%
14	6	83%
15	3	67%
16	3	67%
17	3	67%
18	2	100%
19	2	100%
20	3	100%

Fuel types: Petrol (289), LPG (46), Other (8), Gas Bi-Fuel (1), Diesel (1)

Most common Porsche 911 carrera auto MOT faults

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

Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (27 times)
Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (24 times)
Offside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (13 times)
Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (13 times)
Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (13 times)
Nearside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (11 times)
Offside Rear Nail in tyre (10 times)
Oil leak, but not excessive (8.4.1 (a) (i)) (7 times)
Nearside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) (5 times)
Offside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) (4 times)
Nearside Rear Nail in tyre (4 times)
Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i)) (4 times)
Offside Front Tyre worn close to the legal limit (4.1.E.1) (4 times)
Nearside Front Tyre worn close to the legal limit (4.1.E.1) (4 times)
Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (4 times)

Porsche 911 carrera auto pass rate by registration year

Year	Vehicles	Tests	Pass rate	Avg mileage
2022	15	33	97%	16,084
2021	167	418	95%	19,256
2020	76	257	94%	22,607
1996	1	4	100%	82,406
1995	6	57	88%	86,074
1994	4	29	69%	122,879

Porsche 911 carrera auto reliability FAQ

Across 345 Porsche 911 carrera auto vehicles in our MOT data, 93% pass the MOT (a 7% failure rate), with about 0.5 faults or advisories recorded per test.

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

The typical Porsche 911 carrera auto in our data has covered around 24,400 miles.

Compare the Porsche 911 carrera auto

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

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

Check a specific Porsche 911 carrera auto

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