Used car guide

2015 Hyundai IX35 diesel: common problems and MOT failures

What MOT testers find on the diesel Hyundai IX35 first registered in 2015 (diesel cars only): we looked at the 26,802 MOTs these cars had during 2023–2025. Plus known faults and what to look at before you buy one.

26,802MOTs of 2015 diesel cars, done in 2023–2025
73%pass first time (all 2015 cars: 74%)
8,200typical miles a year
1.6×the usual rate for brake discs

What goes wrong more than usual on a 2015 Hyundai IX35 diesel?

Parts flagged at MOT more often on the 2015 Hyundai IX35 diesel than on all cars registered in 2015.

  • Brake discs1.6× usual
    Hyundai IX35
    19.9% All 2015 cars
    12.5%

    Failed outright at MOT: 2.3%, against 0.9% of all 2015 cars. The rest were advisories or minor defects.

    Rough price £150–£350 our estimate

    At the viewing: Look through the wheel at the brake disc: a deep lip at the edge or heavy scoring means they're worn. Feel for judder when braking.

  • Brake pads1.6× usual
    Hyundai IX35
    17% All 2015 cars
    10.4%

    Failed outright at MOT: 3.8%, against 2.2% of all 2015 cars. The rest were advisories or minor defects.

    Rough price £75–£175 (one axle) ClickMechanic

    At the viewing: Listen for squealing or grinding when braking, and look through the wheel at how much pad is left.

  • Braking performance2.8× usual
    Hyundai IX35
    8.3% All 2015 cars
    3%

    Failed outright at MOT: 3.8%, against 1.1% of all 2015 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.

  • Side repeaters3.7× usual
    Hyundai IX35
    2.6% All 2015 cars
    0.7%

    Failed outright at MOT: 1.3%, against 0.5% of all 2015 cars. The rest were advisories or minor defects.

    Rough price £10–£80 our estimate

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

Better than most

Coil springs: 0.9% here, against 4.3% of all 2015 cars. Shock absorbers: 1.2% here, against 4.6% of all 2015 cars.

Common 2015 Hyundai IX35 diesel MOT failures and advisories

The share of 2015 Hyundai IX35 diesel MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Brakes
    36% 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
    33% 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.

  • Suspension
    15% 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.

  • Lights and electrics
    14% 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
    7% of testsRough price £15–£250

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

  • Seats and seatbelts
    4% of testsRough price £80–£250

    At the viewing: Pull each seatbelt sharply. It should lock, and retract cleanly.

Questions to ask the seller before buying a 2015 Hyundai IX35 diesel

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

  1. Any recent work on the brake discs? (Flagged at MOT 1.6× as often on the 2015 Hyundai IX35 diesel as on other cars the same age.)
  2. Any recent work on the brake pads? (Flagged at MOT 1.6× as often on the 2015 Hyundai IX35 diesel as on other cars the same age.)
  3. Any recent work on the braking performance? (Flagged at MOT 2.8× as often on the 2015 Hyundai IX35 diesel as on other cars the same age.)
  4. Can I see the service history and receipts for any big jobs?

Looking at a Hyundai IX35?

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 IX35 compared

YearMOT testsMost flagged
2016959Brakes 32%
201439,468Brakes 37%
201330,885Brakes 39%
201224,447Suspension 39%
201115,065Suspension 46%
20108,298Suspension 47%

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 IX35 cars first registered in 2015. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score