Common Hyundai Ioniq Problems, Faults, and Repair Costs
Every known Hyundai Ioniq MOT issue, ranked by how common it is and what it costs to fix. Based on 75,081 real MOT tests across 7 model years.
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91%
Hyundai Ioniq pass rate
83%
Hyundai average
82%
National average
The Hyundai Ioniq has an average MOT pass rate of 91%, which is 8 points above the Hyundai average and 9 points above the national average. Newer HYUNDAI IONIQs show better MOT pass rates than older ones, with an average improvement of 4 percentage points.
Check Your Hyundai Ioniq's MOT History
Enter your reg plate to see the specific issues found on your car, plus a health score and running cost estimate.
Most Common Hyundai Ioniq MOT Issues
Ranked by how likely they are to affect your Hyundai Ioniq, with typical repair costs
Brakes
High likelihood£80 - £450
Typical repair cost
Common advisories:
Brake discs worn, brake pads thin, handbrake adjustment needed
Failure points:
Brake disc excessively worn, brake pipe corroded, brake efficiency below minimum
Lights
High likelihood£15 - £200
Typical repair cost
Common advisories:
Headlamp aim slightly out, lens deteriorated
Failure points:
Headlamp not working, brake light not functioning, indicator failure
Suspension
Moderate likelihood£150 - £600
Typical repair cost
Common advisories:
Suspension arm bush worn, shock absorber misting, spring corroded
Failure points:
Coil spring broken, ball joint excessive play, shock absorber leaking
Tyres
Moderate likelihood£50 - £300
Typical repair cost
Common advisories:
Tyre approaching legal limit, slight damage to sidewall
Failure points:
Tyre below minimum tread depth, tyre has a cut exposing ply
Steering
Moderate likelihood£100 - £500
Typical repair cost
Common advisories:
Track rod end has slight play, steering rack boot deteriorated
Failure points:
Steering rack leaking, track rod ball joint worn beyond limits
Exhaust & Emissions
Lower likelihood£80 - £800
Typical repair cost
Common advisories:
Exhaust mounting corroded, slight exhaust leak
Failure points:
Exhaust emissions exceed limits, catalytic converter efficiency low, DPF warning
Body & Structure
Lower likelihood£200 - £1200
Typical repair cost
Common advisories:
Surface corrosion on subframe, slight body panel damage
Failure points:
Structural corrosion, body mounting corroded through, chassis weakness
Windscreen & Wipers
Lower likelihood£10 - £350
Typical repair cost
Common advisories:
Minor windscreen chip, wiper blade deteriorated
Failure points:
Windscreen crack in swept area, wiper does not clear windscreen
Is your specific car affected?
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Hyundai Ioniq Reliability by Year
MOT pass rate for each model year, based on real test data
Hyundai Ioniq Running Costs
Want to know the full annual running costs for the Hyundai Ioniq? Including fuel, tax, insurance, and predicted repairs based on MOT history.
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Hyundai Ioniq FAQ
What are the most common Hyundai Ioniq problems?
The most common Hyundai Ioniq MOT problems are brakes, lights issues. These are the areas most likely to cause advisories or failures during an MOT test, based on 75,081 real tests.
Is the Hyundai Ioniq reliable?
The Hyundai Ioniq has an average MOT pass rate of 91%, which is 9 points above the national average of 82%. This is considered good reliability.
Which year Hyundai Ioniq is most reliable?
The 2022 Hyundai Ioniq is the most reliable year with a 96% MOT pass rate. Avoid the 2016 model year if reliability is your priority, as it has the lowest pass rate at 87%.
How much does it cost to fix common Hyundai Ioniq faults?
Repair costs vary by issue. Brake work on a Hyundai Ioniq typically costs £80-£450, suspension repairs cost £150-£600, and exhaust/emissions fixes cost £80-£800. Lighting and wiper fixes are usually under £200.
Check a Specific Hyundai Ioniq
Enter any reg plate to see the exact MOT history, defects found, health score, and running cost estimate for that specific car.
Other Hyundai Models
Common problems pages for other Hyundai models