2023 Kia RIO: common problems and what to check
What gets flagged at MOT on 2023 Kia RIOs, from 200 tests in 2025, plus known faults and what to look at before you buy one.
Small sample: only 200 of these were MOT tested in 2025, so treat the percentages as rough. The known faults below don't depend on it.
What gets flagged at MOT
The share of 2023 Kia RIO MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.
- Tyres8% of testsRough price £70–£150
At the viewing: Check the tread on all four tyres, including the inside edges, and look for cracks or bulges.
- Wipers, windscreen and mirrors4% of testsRough price £15–£250
At the viewing: Check for chips in the driver's view, and test the wipers and washers.
- Lights and electrics2% of testsRough price £10–£80
At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.
- Seats and seatbelts2% of testsRough price £80–£250
At the viewing: Pull each seatbelt sharply. It should lock, and retract cleanly.
- Brakes1% of testsRough price £150–£350
At the viewing: Look for a lip on the disc edges and feel for judder or pulling when braking firmly from about 40mph.
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Other years
| Year | MOT tests | Most flagged |
|---|---|---|
| 2022 | 4,657 | Tyres 15% |
| 2021 | 3,649 | Tyres 23% |
| 2020 | 3,392 | Tyres 27% |
| 2019 | 4,853 | Tyres 28% |
| 2018 | 5,718 | Tyres 30% |
| 2017 | 8,022 | Tyres 31% |
| 2016 | 8,810 | Tyres 32% |
| 2015 | 11,334 | Tyres 32% |
| 2014 | 10,800 | Tyres 33% |
| 2013 | 9,587 | Brakes 34% |
| 2012 | 8,599 | Suspension 38% |
| 2011 | 6,386 | Suspension 53% |
| 2010 | 5,435 | Suspension 57% |
| 2009 | 4,180 | Suspension 57% |
| 2008 | 1,662 | Suspension 61% |
| 2007 | 932 | Suspension 58% |
| 2006 | 727 | Suspension 58% |
| 2005 | 369 | Suspension 55% |
| 2004 | 198 | Lights and electrics 47% |
| 2003 | 106 | Brakes 52% |
Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 2023 Kia RIOs registered in 2023. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score