What year Toyota Hi Ace Diesel is most reliable?

Based on MOT first-test pass rates, the 1991 Toyota Hi Ace Diesel has the highest pass rate at 75.6%, out of 1,260 vehicles tested.

What are the most common Toyota Hi Ace Diesel MOT failures?

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

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Toyota Hi Ace Diesel — Reliability by Year

5,966 vehicles · MOT data 1990–1995 · first-test pass rates

This page shows MOT first-test pass rates for each year the Toyota Hi Ace Diesel 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

1991

75.6% pass rate · 1,260 vehicles

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Lowest pass rate year

1993

52.5% pass rate · 1,109 vehicles

Year	Pass rate	Avg mileage	Vehicles
1995	75.0%	152,335 mi	563
1994	66.7%	161,383 mi	1,043
1993	52.5%	146,884 mi	1,109
1992	75.0%	105,397 mi	987
1991	75.6%	144,193 mi	1,260
1990	—	—	1,004

Which year Toyota Hi Ace Diesel is most reliable?

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

Tests range from an average of 105,397 miles (newest year) to 161,383 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 Hi Ace Diesel.

See the buying guide →

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