2004 · 20 years old at test · Diesel mostly

2004 Mazda Bongo MOT pass rate and common faults

554 MOT tests in 2024. 57.9% passed first time, compared with 56.4% for all cars the same age.

103Above average
Passed first time57.9%
Failed or needed repairs42.1%
Typical mileage at test119,000

Most common reasons for failing

Share of all 554 tests where this item caused a failure.

  1. Component mounting prescribed areas: prescribed area excessively corroded significantly reducing structural strength10.5%
  2. Rear fog lamp: not working6.5%
  3. Service brake performance: excessively binding4.2%
  4. Headlamp aim: projected beam image is obviously incorrect3.6%
  5. Linkage ball joint dust cover: ball joint dust cover no longer prevents the ingress of dirt3.1%
  6. Brake pads: less than 1.5 mm thick2.9%
    20 marked dangerous
  7. Exhaust system: has a major leak of exhaust gases2.9%
  8. Chassis condition: or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting2.7%
  9. Wipers: does not clear the windscreen effectively2.7%
  10. Seat belts - prescribed areas: prescribed area strength or continuity significantly reduced2.7%

Problem areas

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

  1. Lights & electrics34.7%
  2. Suspension28.9%
  3. Body & chassis19.3%
  4. Brakes14.8%
  5. Visibility (wipers, screen, mirrors)5.6%
  6. Emissions & leaks4.9%
  7. Tyres4.2%
  8. Seat belts & airbags3.8%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Engine oil leaks: leaking excessively from engine15.2%
  2. Brake discs: in such a condition that it is seriously weakened11.2%
  3. Tyres - condition: has a tear, caused by separation or partial failure of its structure10.5%
  4. Rigid brake pipes: excessively corroded8.3%
  5. Tread depth below requirements of 1.6mm7.4%

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 2004 Mazda Bongo?

In 2024, 57.9% of 2004 Mazda Bongo cars passed their MOT first time, across 554 tests. The average for all 20-year-old cars was 56.4%.

What are the most common MOT failures on a 2004 Mazda Bongo?

The most common failure reasons were component mounting prescribed areas: prescribed area excessively corroded significantly reducing structural strength; rear fog lamp: not working; service brake performance: excessively binding. The biggest problem area was lights & electrics.

Is the 2004 Mazda Bongo reliable at MOT time?

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