Infiniti M MOT reliability

Infiniti Ms passed their MOT first time 71% of the time across 173 tests in 2025.

First-time pass rate

71%

MOTs analysed

173

Still licensed (GB)

–

Body type

Sedan

Pass rate by year of first registration

Older cars fail more often, so compare a car with others of the same age. Years with very few MOTs can show extreme pass rates, even 0% or 100%, so give more weight to years with more tests.

In detail:

First registered

2012 petrol

24 MOTs

These figures come from 24 MOT tests. That's a fairly small number of cars, so they may not be typical of these cars as a whole.

Passed first time 71%. Typical mileage 107,917 (most between 90,674 and 124,578).

2014: 100% → 2015: 97% → 2016: 88% → 2017: 80% → 2018: 89% → 2019: 91% → 2020: 89% → 2021: 73% → 2022: 77% → 2023: 74% → 2024: 71% → 2025: 71%

Most common failures

Tyre pressure monitoring system: malfunctioning or obviously inoperative (12.5%)
Exhaust system: has a major leak of exhaust gases (8.3%)
Service brake performance: excessively binding (4.2%)
Wipers: does not clear the windscreen effectively (4.2%)
Rigid brake pipes: excessively corroded (4.2%)

2012 diesel

14 MOTs

These figures come from only 14 MOT tests. With so few cars, a single pass or fail changes the percentages a lot, so treat them as a rough guide rather than a true average.

Passed first time 64%. Typical mileage 96,108 (most between 83,709 and 117,006).

2014: 100% → 2015: 96% → 2016: 85% → 2017: 75% → 2018: 92% → 2019: 92% → 2020: 71% → 2021: 86% → 2022: 75% → 2023: 76% → 2024: 72% → 2025: 64%

Most common failures

Linkage ball joint dust cover: ball joint dust cover no longer prevents the ingress of dirt (14.3%)
Brake pads: less than 1.5 mm thick (14.3%)
Washers: provides insufficient washer liquid (7.1%)
Coil spring: fractured or broken (7.1%)
Ball joint likely to become detached (7.1%)

2012 hybrid

10 MOTs

These figures come from only 10 MOT tests. With so few cars, a single pass or fail changes the percentages a lot, so treat them as a rough guide rather than a true average.

Passed first time 70%. Typical mileage 100,687 (most between 73,900 and 123,036).

2015: 100% → 2016: 100% → 2017: 100% → 2018: 80% → 2019: 80% → 2020: 60% → 2021: 83% → 2022: 57% → 2023: 71% → 2024: 75% → 2025: 70%

Most common failures

Ball joint excessively worn (20.0%)
Linkage ball joints: ball joint excessively worn (20.0%)
Tread depth below requirements of 1.6mm (10.0%)
Brake discs: significantly and obviously worn (10.0%)
Headlamp aim: too far to the left (10.0%)

2012 electric

2 MOTs

These figures come from only 2 MOT tests. With so few cars, a single pass or fail changes the percentages a lot, so treat them as a rough guide rather than a true average.

Passed first time 50%. Typical mileage 115,815 (most between 100,698 and 130,932).

2015: 75% → 2016: 100% → 2017: 75% → 2018: 100% → 2019: 100% → 2020: 100% → 2021: 100% → 2022: 100% → 2023: 100% → 2024: 67% → 2025: 50%

Most common failures

Brake pads: less than 1.5 mm thick (50.0%)

Where 2012 Ms fail

Wheels & tyres

12.5%

Brakes

12.5%

Body, structure & corrosion

8.3%

Lights & electrics

4.2%

Exhaust, emissions & leaks

4.2%

Suspension & axles

4.2%

Visibility & wipers

4.2%

Looking at a particular car?

See its own MOT history, mileage and red flags, compared with these figures. Free.

Based on 2025 initial MOT tests in DVSA's anonymised MOT dataset (cars and light vans). Contains public sector information licensed under the Open Government Licence v3.0. Model details: Vehicle data by VehiclesDB.