Chassis corroded on the Toyota Avensis

Chassis corroded on the Toyota Avensis is recorded on 3,202 tests — 1.4% of all its MOT tests, against 0.5% across every car in the data. That is 2.8× the national share.

Is this unusual for this model?

Compared with	What it says
Every car in the data	0.5% of tests record it — this model is 2.8× that share
The 193 models compared	45 of 193, highest first
The model's own record	228,289 tests · every year of the Avensis →

A share of tests is not a probability for your car: it counts every Toyota Avensis 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 2000, 1.2% of this model's tests recorded it; in 2014, 0.2%. The share has fallen 1.0 points over that time. Worst year 2001 at 1.8%; best 2014 at 0.2%.

Year	Failures recorded	Tests	Share of tests
2000	43	3,506	1.2%
2001	86	4,860	1.8%
2002	76	6,842	1.1%
2003	158	15,060	1.1%
2004	229	20,404	1.1%
2005	362	27,628	1.3%
2006	429	35,748	1.2%
2007	391	39,554	1.0%
2008	395	39,918	1.0%
2009	328	39,154	0.8%
2010	282	41,354	0.7%
2011	170	16,240	1.1%
2012	151	17,543	0.9%
2013	53	11,267	0.5%
2014	25	10,817	0.2%

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 £180–£450 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

Chassis corroded: every model, every year → — the item's own page, with the part guide.
Toyota Avensis MOT pass rate by year → — the model's whole record, and what else it fails on.
Every Toyota model →