2021 · 3 years old at test · Diesel mostly

2021 Vauxhall Insignia MOT pass rate and common faults

913 MOT tests in 2024. 83.8% passed first time, compared with 87.6% for all cars the same age.

96Below average
Passed first time83.8%
Failed or needed repairs16.2%
Typical mileage at test35,000

Most common reasons for failing

Share of all 913 tests where this item caused a failure.

  1. Wipers: does not clear the windscreen effectively3.4%
  2. Brake pads: less than 1.5 mm thick2.5%
    48 marked dangerous
  3. Tread depth below requirements of 1.6mm2.1%
    35 marked dangerous
  4. Exhaust system: has a major leak of exhaust gases1.9%
  5. Malfunction indicator lamp: inoperative or indicates a malfunction1.8%
  6. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords1.3%
  7. Tyres - condition: has a bulge, caused by separation or partial failure of its structure0.8%
    12 marked dangerous
  8. Emissions not tested: unable to be completed0.8%
  9. Servos: defective or ineffective0.5%

Problem areas

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

  1. Tyres5.5%
  2. Brakes4.4%
  3. Visibility (wipers, screen, mirrors)4.2%
  4. Emissions & leaks3.2%
  5. Body & chassis3.0%
  6. Lights & electrics1.6%
  7. Suspension1.2%
  8. Wheels0.4%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Tread depth below requirements of 1.6mm13.6%
  2. Brake pads: less than 1.5 mm thick11.7%
  3. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords4.4%
  4. Shock absorbers: has a serious fluid leak3.2%
  5. Brake discs: in such a condition that it is seriously weakened2.8%

What this means if you are buying one

This model year fails more often than most cars its age, so budget for repairs and check the history carefully. Before buying, check the area that fails most: wipers: does not clear the windscreen effectively. 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 2021 Vauxhall Insignia?

In 2024, 83.8% of 2021 Vauxhall Insignia cars passed their MOT first time, across 913 tests. The average for all 3-year-old cars was 87.6%.

What are the most common MOT failures on a 2021 Vauxhall Insignia?

The most common failure reasons were wipers: does not clear the windscreen effectively; brake pads: less than 1.5 mm thick; tread depth below requirements of 1.6mm. The biggest problem area was tyres.

Is the 2021 Vauxhall Insignia reliable at MOT time?

Its MOT Rank score is 96, which is below average for a car of its age (100 means exactly average).