1997 · 27 years old at test · Petrol mostly

1997 BMW 3 Series MOT pass rate and common faults

1,536 MOT tests in 2024. 67.8% passed first time, compared with 65.5% for all cars the same age.

103Above average
Passed first time67.8%
Failed or needed repairs32.2%
Typical mileage at test115,000

Most common reasons for failing

Share of all 1,536 tests where this item caused a failure.

  1. Component mounting prescribed areas: prescribed area excessively corroded significantly reducing structural strength3.3%
  2. Rigid brake pipes: excessively corroded3.2%
  3. Suspension arms - ball joint: ball joint excessively worn2.8%
  4. Stop lamp: not working2.7%
  5. Catalyst emissions: Lambda reading after 2nd fast idle outside specified limits2.6%
  6. Catalyst emissions: carbon monoxide content after 2nd fast idle exceeds manufacturer's specified limits2.5%
  7. Rbt (sp): efficiency below requirements2.3%
  8. Coil spring: fractured or broken2.1%
  9. SRS malfunction indicator lamp: warning lamp indicates a fault2.1%
  10. Wipers: does not clear the windscreen effectively2.1%

Problem areas

Failure items found per 100 tests, by part of the car.

  1. Lights & electrics18.7%
  2. Brakes18.4%
  3. Suspension17.8%
  4. Emissions & leaks12.6%
  5. Visibility (wipers, screen, mirrors)6.0%
  6. Body & chassis5.7%
  7. Tyres4.0%
  8. Seat belts & airbags3.8%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Rigid brake pipes: excessively corroded21.0%
  2. Engine oil leaks: leaking excessively from engine16.1%
  3. Tread depth below requirements of 1.6mm11.5%
  4. Brake discs: in such a condition that it is seriously weakened6.8%
  5. Suspension arms - ball joint: ball joint excessively worn6.2%

What this means if you are buying one

This model year does better than most cars its age, so it is a reasonable used buy on MOT record alone. Before buying, check the area that fails most: component mounting prescribed areas: prescribed area excessively corroded significantly reducing structural strength. Then look up the car's own MOT history on GOV.UK with its number plate, and look for repeat advisories.

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Questions

What is the MOT pass rate for a 1997 BMW 3 Series?

In 2024, 67.8% of 1997 BMW 3 Series cars passed their MOT first time, across 1,536 tests. The average for all 27-year-old cars was 65.5%.

What are the most common MOT failures on a 1997 BMW 3 Series?

The most common failure reasons were component mounting prescribed areas: prescribed area excessively corroded significantly reducing structural strength; rigid brake pipes: excessively corroded; suspension arms - ball joint: ball joint excessively worn. The biggest problem area was lights & electrics.

Is the 1997 BMW 3 Series reliable at MOT time?

Its MOT Rank score is 103, which is above average for a car of its age (100 means exactly average).