Mercedes-Benz 310 MOT reliability

Mercedes-Benz 310s passed their MOT first time 59% of the time across 157 tests in 2025.

First-time pass rate

59%

MOTs analysed

157

Still licensed (GB)

–

Body type

Hatchback

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 diesel

15 MOTs

These figures come from only 15 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 47%. Typical mileage 216,273 (most between 164,963 and 260,504).

2021: 68% → 2022: 50% → 2023: 50% → 2024: 67% → 2025: 47%

Most common failures

Malfunction indicator lamp: inoperative or indicates a malfunction (13.3%)
Rbt (sp): efficiency below requirements (13.3%)
Individual direction indicators: incorrect colour (13.3%)
Linkage pins and bushes: pin or bush excessively worn (13.3%)
Position lamp: not working (13.3%)

Where 2012 310s fail

Lights & electrics

40.0%

Brakes

26.7%

Exhaust, emissions & leaks

13.3%

Suspension & axles

13.3%

Body, structure & corrosion

6.7%

Wheels & tyres

6.7%

Steering

6.7%

Seat belts & other equipment

6.7%

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.