2020 Hyundai i30: common problems and MOT failures

What goes wrong more than usual on a 2020 Hyundai i30?

Parts flagged at MOT more often on the 2020 Hyundai i30 than on all cars registered in 2020.

• Suspension arm bushes and joints3.8× usual
  Hyundai i30

  6.9% All 2020 cars

  1.8%

  Failed outright at MOT: 1.2%, against 0.3% of all 2020 cars. The rest were advisories or minor defects.

  Rough price £120–£180 (one arm) ClickMechanic

  At the viewing: Listen for clunks over bumps and feel for the steering wandering. Worn arm bushes show as cracked rubber near the wheels.

Common 2020 Hyundai i30 MOT failures and advisories

The share of 2020 Hyundai i30 MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

• Tyres
  27% 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.

• Brakes
  14% 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.

• Suspension
  8% 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.

• 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.

• Lights and electrics
  4% of testsRough price £10–£80

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

• Oil and fluid leaks
  1% 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.

Known faults on the 2020 Hyundai i30

Reported by owners, mechanics and buying guides for this model and age. Check which engine the car has, as some apply to one engine only.

• Sunroof and tyre pressure recalls

  Some cars

  A few cars built Sept to Oct 2018 were recalled for the sunroof anti-trap sensor, and cars built June 2020 to Sept 2021 for tyre pressure monitoring software.

  At the viewing: Ask a Hyundai dealer to confirm any recalls were done.

  Source: Auto Express: used Hyundai i30 (Mk3, 2017 on) review

Questions to ask the seller before buying a 2020 Hyundai i30

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

1. Any recent work on the suspension arm bushes and joints? (Flagged at MOT 3.8× as often on the 2020 Hyundai i30 as on other cars the same age.)
2. Can I see the service history and receipts for any big jobs?