BMW 520i SE Auto — Reliability by Year
3,023 vehicles · MOT data 1989–2004 · first-test pass rates
This page shows MOT first-test pass rates for each year the BMW 520i SE Auto was manufactured — click any year to explore that cohort in detail. Trying to decide which year to buy? See the full buying guide →
Which year BMW 520i SE Auto 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 108,136 miles (newest year) to 185,507 miles (oldest year). Older years naturally accumulate more tests at higher mileages — see the mileage-normalised breakdown →
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 BMW 520i SE Auto.
Check any UK registration — free MOT history and risk insights.