Proton GEN2 MOT reliability

Proton GEN2s passed their MOT first time 56% of the time across 349 tests in 2025.

First-time pass rate

56%

MOTs analysed

349

Still licensed (GB)

–

Body type

–

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

2010 petrol

48 MOTs

These figures come from 48 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 56%. Typical mileage 67,961 (most between 46,350 and 84,267).

2011: 50% → 2012: 82% → 2013: 67% → 2014: 66% → 2015: 71% → 2016: 60% → 2017: 63% → 2018: 59% → 2019: 56% → 2020: 52% → 2021: 53% → 2022: 51% → 2023: 64% → 2024: 58% → 2025: 56%

Most common failures

Parking brake performance: inoperative on one side (10.4%)
Rbt (sp): efficiency below requirements (8.3%)
Rbt (sp): efficiency less than 50% of the required value (6.3%)
Position lamp: not working (6.3%)
Ball joint dust cover no longer prevents the ingress of dirt (4.2%)

2010 lpg

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 40%. Typical mileage 88,541 (most between 69,952 and 101,479).

2012: 100% → 2013: 51% → 2014: 67% → 2015: 59% → 2016: 72% → 2017: 53% → 2018: 58% → 2019: 43% → 2020: 50% → 2021: 38% → 2022: 50% → 2023: 33% → 2024: 31% → 2025: 40%

Most common failures

Rbt (sp): efficiency below requirements (30.0%)
Headlamp: not working on dipped beam (20.0%)
Wipers: does not clear the windscreen effectively (20.0%)
Position lamp: not working (20.0%)
Horn: not working (10.0%)

Where 2010 GEN2s fail

Brakes

20.8%

Lights & electrics

20.8%

Body, structure & corrosion

10.4%

Suspension & axles

8.3%

Wheels & tyres

6.3%

Exhaust, emissions & leaks

6.3%

Visibility & wipers

2.1%

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.