2021 SEAT Leon MOT pass rate and common faults

Most common reasons for failing

Share of all 11,005 tests where this item caused a failure.

1. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords2.2%
2. Tyres - condition: has ply or cords exposed2.0%
   313 marked dangerous
3. Tread depth below requirements of 1.6mm1.5%
   219 marked dangerous
4. Shock absorbers: has a serious fluid leak0.8%
5. Washers: provides insufficient washer liquid0.6%
6. Headlamp aim: too low0.6%
7. Headlamp aim: too high0.5%
8. Wipers: does not clear the windscreen effectively0.5%
9. Tyres - condition: has a bulge, caused by separation or partial failure of its structure0.5%
   54 marked dangerous
10. Brake pads: less than 1.5 mm thick0.3%
    56 marked dangerous

Problem areas

Failure items found per 100 tests, by part of the car.

1. Tyres7.2%
2. Lights & electrics2.2%
3. Visibility (wipers, screen, mirrors)2.1%
4. Suspension1.2%
5. Brakes1.2%
6. Seat belts & airbags0.6%
7. Emissions & leaks0.4%
8. Body & chassis0.1%

Most common advisories

Not failures yet, but things the tester warned about.

1. Tread depth below requirements of 1.6mm14.4%
2. Shock absorbers: has a serious fluid leak7.9%
3. Tyres - condition: has a tear, caused by separation or partial failure of its structure7.3%
4. Non-component advisories: Nail in tyre2.8%
5. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords2.4%