What year Renault 21 Ts is most reliable?

Based on MOT first-test pass rates, the 1991 Renault 21 Ts has the highest pass rate at 0.0%, out of 352 vehicles tested.

What are the most common Renault 21 Ts MOT failures?

The most common Renault 21 Ts MOT failures vary by year. Check the individual year pages for detailed defect breakdowns — links in the table above.

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12,067 vehicles · MOT data 1986–1991 · first-test pass rates

Best pass rate year

1991

0.0% first-test pass rate · 352 vehicles

Lowest pass rate year

1986

0.0% first-test pass rate · 3,198 vehicles

Year	Pass rate	Avg mileage	Vehicles
1991	0.0%	—	352
1990	0.0%	—	662
1989	0.0%	78,820 mi	1,623
1988	0.0%	—	3,173
1987	0.0%	—	3,059
1986	0.0%	—	3,198

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