What are the most common problems with a 2017 Hyundai IX20 diesel?

The biggest MOT weak spot is braking performance: flagged on 5% of tests, 2.9× the rate for all 2017 cars.

What should I ask the seller before buying a used 2017 Hyundai IX20 diesel?

Any recent work on the braking performance? (Flagged at MOT 2.9× as often on the 2017 Hyundai IX20 diesel as on other cars the same age.) Can I see the service history and receipts for any big jobs?

Used car guide

2017 Hyundai IX20 diesel: common problems and MOT failures

What MOT testers find on the diesel Hyundai IX20 first registered in 2017 (diesel cars only): we looked at the 917 MOTs these cars had during 2023–2025. Plus known faults and what to look at before you buy one.

917MOTs of 2017 diesel cars, done in 2023–2025

76%pass first time (all 2017 cars: 80%)

6,600typical miles a year

2.9×the usual rate for braking performance

What goes wrong more than usual on a 2017 Hyundai IX20 diesel?

Parts flagged at MOT more often on the 2017 Hyundai IX20 diesel than on all cars registered in 2017.

Braking performance2.9× usual

Hyundai IX20
5% All 2017 cars
1.7%

Failed outright at MOT: 1.6%, against 0.5% of all 2017 cars. The rest were advisories or minor defects.

Rough price £100–£350 our estimate

At the viewing: On a quiet road, brake firmly from about 30mph. The car should stop straight without pulling.

Common 2017 Hyundai IX20 diesel MOT failures and advisories

The share of 2017 Hyundai IX20 diesel MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

Brakes

31% 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.
Tyres

29% 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.
Lights and electrics

9% of testsRough price £10–£80

At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.
Wipers, windscreen and mirrors

5% of testsRough price £15–£250

At the viewing: Check for chips in the driver's view, and test the wipers and washers.
Suspension

3% 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 leaks

2% 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.

Questions to ask the seller before buying a 2017 Hyundai IX20 diesel

Ask before you travel to see it. A seller who knows the car will have answers, and receipts.

Any recent work on the braking performance? (Flagged at MOT 2.9× as often on the 2017 Hyundai IX20 diesel as on other cars the same age.)
Can I see the service history and receipts for any big jobs?

Looking at a Hyundai IX20?

Check the actual car: its own MOT history, mileage and what to ask the seller. Free, no sign-up.

Other years

Every year of the Hyundai IX20 compared

Year	MOT tests	Most flagged
2020	365	Tyres 14%
2019	4,510	Tyres 20%
2018	6,396	Tyres 25%
2016	10,860	Tyres 27%
2015	9,728	Brakes 29%
2014	10,280	Brakes 33%
2013	10,052	Brakes 37%
2012	10,539	Suspension 41%
2011	10,641	Suspension 42%
2010	1,008	Suspension 42%

Where this comes from: the DVSA's anonymised results for every MOT test done in Great Britain during 2023–2025, counting the MOTs of Hyundai IX20 cars first registered in 2017. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score