Citroen Unknown MOT reliability

Citroen Unknowns passed their MOT first time 78% of the time across 1,130 tests in 2025.

First-time pass rate

78%

MOTs analysed

1,130

Still licensed (GB)

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Body type

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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

2020 diesel

131 MOTs

Passed first time 79%. Typical mileage 23,376 (most between 13,479 and 44,814).

2021: 95% → 2022: 89% → 2023: 80% → 2024: 75% → 2025: 79%

Most common failures

Wipers: does not clear the windscreen effectively (4.6%)
Brake pads: less than 1.5 mm thick (3.8%)
Condition: has ply or cords exposed (2.3%)
Malfunction indicator lamp: inoperative or indicates a malfunction (1.5%)
Condition: has a cut in excess of the requirements deep enough to reach the ply or cords (1.5%)

2020 electric

16 MOTs

These figures come from only 16 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 94%. Typical mileage 26,773 (most between 19,051 and 48,427).

2022: 100% → 2023: 84% → 2024: 78% → 2025: 94%

Most common failures

Headlamp aim: too high (6.3%)
Wipers: does not clear the windscreen effectively (6.3%)

2020 petrol

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 100%. Typical mileage 16,337 (most between 9,066 and 23,608).

2021: 50% → 2022: 33% → 2023: 100% → 2024: 0% → 2025: 100%

Most common failures

Where 2020 Unknowns fail

Lights & electrics

6.1%

Visibility & wipers

5.3%

Wheels & tyres

3.8%

Brakes

3.8%

Exhaust, emissions & leaks

2.3%

Body, structure & corrosion

1.5%

Seat belts & other equipment

0.8%

Suspension & axles

0.8%

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.