What year Renault 21 Rx is most reliable?

Based on MOT first-test pass rates, the 1988 Renault 21 Rx has the highest pass rate at 0.0%, out of 175 vehicles tested.

What are the most common Renault 21 Rx MOT failures?

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

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1,005 vehicles · MOT data 1986–1988 · first-test pass rates

Best pass rate year

1988

0.0% first-test pass rate · 175 vehicles

Lowest pass rate year

1986

0.0% first-test pass rate · 423 vehicles

Year	Pass rate	Avg mileage	Vehicles
1988	0.0%	—	175
1987	0.0%	—	407
1986	0.0%	—	423

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