Hyundai Bayon MOT reliability

Hyundai Bayons passed their MOT first time 85% of the time across 5,491 tests in 2025. 22,070 are still licensed in Great Britain.

First-time pass rate

85%

MOTs analysed

5,491

Still licensed (GB)

22,070

Body type

Suv

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

2021 hybrid

1,289 MOTs

Passed first time 90%. Typical mileage 25,762 (most between 18,196 and 35,054).

2023: 89% → 2024: 86% → 2025: 90%

Most common failures

Wipers: does not clear the windscreen effectively (3.4%)
Condition: has a cut in excess of the requirements deep enough to reach the ply or cords (1.3%)
Washers: provides insufficient washer liquid (0.9%)
Tread depth below requirements of 1.6mm (0.6%)
Headlamp aim: too low (0.6%)

2021 petrol

12 MOTs

These figures come from only 12 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 83%. Typical mileage 28,842 (most between 26,231 and 36,720).

2024: 90% → 2025: 83%

Most common failures

Rbt (sp): efficiency below requirements (8.3%)
Washers: provides insufficient washer liquid (8.3%)

Where 2021 Bayons fail

Visibility & wipers

4.6%

Wheels & tyres

2.8%

Lights & electrics

1.4%

Brakes

1.3%

Seat belts & other equipment

0.3%

Suspension & axles

0.3%

Exhaust, emissions & leaks

0.2%

Body, structure & corrosion

0.1%

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.