What year Toyota Yaris T3 is most reliable?

Based on MOT first-test pass rates, the 2005 Toyota Yaris T3 has the highest pass rate at 87.5%, out of 119 vehicles tested.

What are the most common Toyota Yaris T3 MOT failures?

The most common Toyota Yaris T3 MOT failures vary by year. Check the individual year pages for detailed defect breakdowns — links in the table above.

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Toyota Yaris T3 — Reliability by Year

1,540 vehicles · MOT data 2003–2008 · first-test pass rates

This page shows MOT first-test pass rates for each year the Toyota Yaris T3 was manufactured — click any year to explore that cohort in detail. Trying to decide which year to buy? See the full buying guide →

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Best pass rate year

2005

87.5% pass rate · 119 vehicles

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Lowest pass rate year

2007

74.6% pass rate · 141 vehicles

Year	Pass rate	Avg mileage	Vehicles
2008	84.6%	81,753 mi	123
2007	74.6%	75,810 mi	141
2006	78.8%	89,279 mi	458
2005	87.5%	93,670 mi	119
2004	82.6%	99,792 mi	399
2003	80.1%	100,945 mi	300

Which year Toyota Yaris T3 is most reliable?

MOT pass rate by year of manufacture — averaged across each vehicle's lifetime of tests.

Tests range from an average of 75,810 miles (newest year) to 100,945 miles (oldest year). Older years naturally accumulate more tests at higher mileages — see the mileage-normalised breakdown →

Trying to decide which year to buy?

We've done the full analysis — which years to look for, which to avoid, and where to find the best value for reliability on a Toyota Yaris T3.

See the buying guide →

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Check any UK registration — free MOT history and risk insights.