2009 · 15 years old at test · Petrol mostly

2009 Daihatsu Sirion MOT pass rate and common faults

893 MOT tests in 2024. 64.7% passed first time, compared with 58.4% for all cars the same age.

111Well above average
Passed first time64.7%
Failed or needed repairs35.3%
Typical mileage at test66,000

Most common reasons for failing

Share of all 893 tests where this item caused a failure.

  1. Suspension arms - ball joint: ball joint excessively worn8.6%
  2. Stop lamp: not working3.5%
  3. Tread depth below requirements of 1.6mm3.4%
    42 marked dangerous
  4. Linkage ball joints: ball joint excessively worn3.1%
  5. Wipers: does not clear the windscreen effectively2.4%
  6. Catalyst emissions: Lambda reading after 2nd fast idle outside specified limits2.2%
  7. Rigid brake pipes: excessively corroded2.0%
  8. Anti-roll bars - ball joint: ball joint excessively worn1.6%
  9. Joints: constant velocity boot split or insecure, no longer prevents the ingress of dirt1.6%

Problem areas

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

  1. Suspension21.8%
  2. Lights & electrics16.7%
  3. Brakes11.3%
  4. Visibility (wipers, screen, mirrors)6.4%
  5. Tyres5.6%
  6. Emissions & leaks5.4%
  7. Body & chassis4.9%
  8. Steering2.9%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Rigid brake pipes: excessively corroded15.2%
  2. Tread depth below requirements of 1.6mm13.4%
  3. Tyres - condition: has a tear, caused by separation or partial failure of its structure10.1%
  4. Brake discs: in such a condition that it is seriously weakened10.0%
  5. Suspension arms - ball joint: ball joint excessively worn8.2%

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: suspension arms - ball joint: ball joint excessively worn. 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 2009 Daihatsu Sirion?

In 2024, 64.7% of 2009 Daihatsu Sirion cars passed their MOT first time, across 893 tests. The average for all 15-year-old cars was 58.4%.

What are the most common MOT failures on a 2009 Daihatsu Sirion?

The most common failure reasons were suspension arms - ball joint: ball joint excessively worn; stop lamp: not working; tread depth below requirements of 1.6mm. The biggest problem area was suspension.

Is the 2009 Daihatsu Sirion reliable at MOT time?

Its MOT Rank score is 111, which is well above average for a car of its age (100 means exactly average).