Service brake binding on the Hyundai I30

Service brake binding on the Hyundai I30 is recorded on 22,176 tests — 5.7% of all its MOT tests, against 2.5% across every car in the data. That is 2.3× the national share.

Is this unusual for this model?

Compared with	What it says
Every car in the data	2.5% of tests record it — this model is 2.3× that share
The 341 models compared	31 of 341, highest first
The model's own record	388,487 tests · every year of the I30 →

A share of tests is not a probability for your car: it counts every Hyundai I30 tested, whatever its mileage, service history and use. The like-for-like comparison on the model page is the fairer number.

Year by year

In 2007, 4.3% of this model's tests recorded it; in 2021, 0.9%. The share has fallen 3.4 points over that time. Worst year 2007 at 4.3%; best 2020 at 0.3%.

Year	Failures recorded	Tests	Share of tests
2007	437	10,110	4.3%
2008	1,272	29,706	4.3%
2009	3,011	101,253	3.0%
2010	3,391	120,981	2.8%
2011	2,666	104,562	2.5%
2012	1,674	105,243	1.6%
2013	2,679	124,563	2.1%
2014	2,647	114,141	2.3%
2015	1,906	149,121	1.3%
2016	1,140	102,756	1.1%
2017	614	68,688	0.9%
2018	517	72,699	0.7%
2019	132	26,496	0.5%
2020	33	9,366	0.3%
2021	37	4,076	0.9%

Years with fewer than 0.2% of tests recording the item are left out: a year with two failures in 400 tests is noise, and this table is not here to make noise look like a trend.

What it costs

A typical UK repair for this item is £60–£150 fitted. It is a job for a garage, not a driveway. What the part is, and what to buy →

Prices are typical UK supply-and-fitting estimates, not quotes. What happens if it fails covers the retest rules.

Where this sits

Service brake binding: every model, every year → — the item's own page, with the part guide.
Hyundai I30 MOT pass rate by year → — the model's whole record, and what else it fails on.
Every Hyundai model →