Hyundai i30 MOT reliability

Hyundai i30s passed their MOT first time 65% of the time across 102,092 tests in 2025. 95,940 are still licensed in Great Britain.

First-time pass rate

65%

MOTs analysed

102,092

Still licensed (GB)

95,940

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

2021 petrol

904 MOTs

Passed first time 88%. Typical mileage 31,599 (most between 22,080 and 41,738).

2021: 100% → 2023: 86% → 2024: 86% → 2025: 88%

Most common failures

Condition: has ply or cords exposed (2.2%)
Condition: has a cut in excess of the requirements deep enough to reach the ply or cords (1.7%)
Wipers: does not clear the windscreen effectively (1.7%)
Tread depth below requirements of 1.6mm (1.1%)
Washers: not working (1.0%)

2021 hybrid

805 MOTs

Passed first time 85%. Typical mileage 31,750 (most between 22,428 and 42,913).

2022: 100% → 2023: 100% → 2024: 84% → 2025: 85%

Most common failures

Wipers: does not clear the windscreen effectively (3.2%)
Tread depth below requirements of 1.6mm (1.7%)
Condition: has ply or cords exposed (1.5%)
Condition: has a cut in excess of the requirements deep enough to reach the ply or cords (1.4%)
Catalyst emissions: Lambda reading after 2nd fast idle outside specified limits (1.0%)

2021 diesel

59 MOTs

These figures come from 59 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 92%. Typical mileage 31,705 (most between 26,311 and 47,066).

2021: 100% → 2023: 100% → 2024: 93% → 2025: 92%

Most common failures

Particulate filter: obviously defective (1.7%)
Side repeaters: not working (1.7%)
Condition: has ply or cords exposed (1.7%)
Battery(ies): insecure and likely to cause a short circuit (1.7%)
Malfunction indicator lamp: inoperative or indicates a malfunction (1.7%)

2021 ed

31 MOTs

These figures come from 31 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 87%. Typical mileage 40,416 (most between 36,289 and 65,078).

2023: 100% → 2024: 80% → 2025: 87%

Most common failures

Wipers: does not clear the windscreen effectively (6.5%)
Attachment: fixing missing (3.2%)
Washers: not working (3.2%)
Pins and bushes: pin or bush excessively worn (3.2%)

Where 2021 i30s fail

Wheels & tyres

6.1%

Visibility & wipers

3.2%

Lights & electrics

1.3%

Brakes

1.1%

Suspension & axles

0.9%

Exhaust, emissions & leaks

0.6%

Body, structure & corrosion

0.1%

Steering

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.