2018 · 6 years old at test · Petrol mostly

2018 Kia Rio MOT pass rate and common faults

5,497 MOT tests in 2024. 84.3% passed first time, compared with 82.5% for all cars the same age.

102Above average
Passed first time84.3%
Failed or needed repairs15.7%
Typical mileage at test37,000

Most common reasons for failing

Share of all 5,497 tests where this item caused a failure.

  1. Wipers: does not clear the windscreen effectively3.4%
  2. Tread depth below requirements of 1.6mm2.0%
    181 marked dangerous
  3. Brake pads: less than 1.5 mm thick1.8%
    114 marked dangerous
  4. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords1.3%
  5. Headlamp: not working on dipped beam0.7%
  6. Tyres - condition: has ply or cords exposed0.7%
    47 marked dangerous
  7. Washers: provides insufficient washer liquid0.5%
  8. Tyres - condition: has a tear, caused by separation or partial failure of its structure0.5%
    42 marked dangerous
  9. Washers: not working0.5%

Problem areas

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

  1. Tyres5.8%
  2. Visibility (wipers, screen, mirrors)5.1%
  3. Lights & electrics4.4%
  4. Brakes2.8%
  5. Suspension1.3%
  6. Emissions & leaks0.6%
  7. Steering0.3%
  8. Body & chassis0.2%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Tyres - condition: has a tear, caused by separation or partial failure of its structure13.9%
  2. Tread depth below requirements of 1.6mm13.3%
  3. Brake pads: less than 1.5 mm thick8.4%
  4. Brake discs: in such a condition that it is seriously weakened4.4%
  5. Brake discs: significantly and obviously worn2.9%

What this means if you are buying one

This model year does better than most cars its age, so it is a reasonable used buy on MOT record alone. Before buying, check the area that fails most: wipers: does not clear the windscreen effectively. Then look up the car's own MOT history on GOV.UK with its number plate, and look for repeat advisories.

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Questions

What is the MOT pass rate for a 2018 Kia Rio?

In 2024, 84.3% of 2018 Kia Rio cars passed their MOT first time, across 5,497 tests. The average for all 6-year-old cars was 82.5%.

What are the most common MOT failures on a 2018 Kia Rio?

The most common failure reasons were wipers: does not clear the windscreen effectively; tread depth below requirements of 1.6mm; brake pads: less than 1.5 mm thick. The biggest problem area was tyres.

Is the 2018 Kia Rio reliable at MOT time?

Its MOT Rank score is 102, which is above average for a car of its age (100 means exactly average).