What are the most common Lexus Is 300h Executive Edition CVT MOT failures?

The most common Lexus Is 300h Executive Edition CVT MOT failures vary by year. Check the individual year pages for detailed defect breakdowns — links in the table above.

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Lexus Is 300h Executive Edition CVT — Reliability by Year

Q: What year Lexus Is 300h Executive Edition CVT is most reliable?

Based on MOT first-test pass rates, the 2016 Lexus Is 300h Executive Edition CVT has the highest pass rate at 97.4%, out of 128 vehicles tested.

531 vehicles · MOT data 2014–2016 · first-test pass rates

This page shows MOT first-test pass rates for each year the Lexus Is 300h Executive Edition CVT 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

2016

97.4% pass rate · 128 vehicles

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Lowest pass rate year

2014

90.5% pass rate · 104 vehicles

Year	Pass rate	Avg mileage	Vehicles
2016	97.4%	45,264 mi	128
2015	94.1%	40,966 mi	299
2014	90.5%	65,570 mi	104

Which year Lexus Is 300h Executive Edition CVT is most reliable?

MOT pass rate by year of manufacture — averaged across each vehicle's lifetime of tests. Green = noticeably above average for this model; red = noticeably below average.

Tests range from an average of 40,966 miles (newest year) to 65,570 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 Lexus Is 300h Executive Edition CVT.

See the buying guide →

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