What year Mazda 323 Javelin Sx is most reliable?

Based on MOT first-test pass rates, the 1989 Mazda 323 Javelin Sx has the highest pass rate at 59.2%, out of 595 vehicles tested.

What are the most common Mazda 323 Javelin Sx MOT failures?

The most common Mazda 323 Javelin Sx MOT failures vary by year. Check the individual year pages for detailed defect breakdowns — links in the table above.

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Mazda 323 Javelin Sx — Reliability by Year

1,247 vehicles · MOT data 1988–1989 · first-test pass rates

This page shows MOT first-test pass rates for each year the Mazda 323 Javelin Sx 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

1989

59.2% pass rate · 595 vehicles

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Lowest pass rate year

1988

52.0% pass rate · 652 vehicles

Year	Pass rate	Avg mileage	Vehicles
1989	59.2%	106,205 mi	595
1988	52.0%	71,620 mi	652

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