Mercedes-Benz 609D MOT reliability

Mercedes-Benz 609Ds passed their MOT first time 60% of the time across 15 tests in 2025.

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.

First-time pass rate

60%

MOTs analysed

15

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

1993 diesel

4 MOTs

Passed first time 100%. Typical mileage 211,280 (most between 125,301 and 294,751).

2005: 50% → 2006: 50% → 2007: 80% → 2008: 83% → 2009: 25% → 2010: 40% → 2011: 40% → 2012: 0% → 2013: 50% → 2014: 33% → 2015: 60% → 2016: 40% → 2017: 25% → 2018: 60% → 2019: 60% → 2020: 50% → 2021: 40% → 2022: 100% → 2023: 40% → 2024: 67% → 2025: 100%

Most common failures

Looking at a particular car?

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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.