2003 Kia RIO: common problems and what to check
What gets flagged at MOT on 2003 Kia RIOs, from 106 tests in 2025, plus known faults and what to look at before you buy one.
Small sample: only 106 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 2003 Kia RIO MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.
- Brakes52% 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.
- Lights and electrics47% of testsRough price £10–£80
At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.
- Suspension42% of testsRough price £120–£400
At the viewing: Listen for knocks over speed bumps, and look behind each front wheel for a snapped coil spring.
- Oil and fluid leaks33% of testsRough price £80–£600
At the viewing: Look under the engine and on the ground where the car is usually parked for fresh oil or fluid.
- Tyres30% 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.
- Driveshafts and joints19% of testsRough price £60–£350
At the viewing: On full steering lock, drive slowly and listen for clicking from the front wheels.
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Other years
| Year | MOT tests | Most flagged |
|---|---|---|
| 2023 | 200 | Tyres 8% |
| 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% |
Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 2003 Kia RIOs registered in 2003. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score