2020 · 4 years old at test · Petrol mostly

2020 Ford Mustang MOT pass rate and common faults

1,072 MOT tests in 2024. 86.3% passed first time, compared with 86.9% for all cars the same age.

99About average
Passed first time86.3%
Failed or needed repairs13.7%
Typical mileage at test17,000

Most common reasons for failing

Share of all 1,072 tests where this item caused a failure.

  1. Tyres - condition: has ply or cords exposed3.6%
    71 marked dangerous
  2. Wipers: does not clear the windscreen effectively3.4%
  3. Rbt (sp): efficiency below requirements1.7%
  4. Tyres - condition: has a cut in excess of the requirements deep enough to reach the ply or cords1.5%
  5. Parking brake performance: inoperative on one side1.0%
  6. Rbt (sp): efficiency less than 50% of the required value0.8%
    13 marked dangerous
  7. Tread depth below requirements of 1.6mm0.7%
    27 marked dangerous
  8. Parking brake control - lever: has excessive movement indicating incorrect adjustment0.5%
  9. Hand lever: has insufficient reserve travel0.4%

Problem areas

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

  1. Tyres6.7%
  2. Brakes5.3%
  3. Visibility (wipers, screen, mirrors)3.9%
  4. Lights & electrics1.7%
  5. Emissions & leaks0.7%
  6. Number plates & VIN0.5%
  7. Seat belts & airbags0.3%
  8. Suspension0.2%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Tread depth below requirements of 1.6mm8.8%
  2. Tyres - condition: has a tear, caused by separation or partial failure of its structure5.6%
  3. Brake discs: in such a condition that it is seriously weakened2.5%
  4. Non-component advisories: Nail in tyre1.6%
  5. Tread depth: tread pattern not visible over the whole tread area when minimum depth required is 1.0mm1.5%

What this means if you are buying one

This model year is about as good as an average car its age. Before buying, check the area that fails most: tyres - condition: has ply or cords exposed. 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 2020 Ford Mustang?

In 2024, 86.3% of 2020 Ford Mustang cars passed their MOT first time, across 1,072 tests. The average for all 4-year-old cars was 86.9%.

What are the most common MOT failures on a 2020 Ford Mustang?

The most common failure reasons were tyres - condition: has ply or cords exposed; wipers: does not clear the windscreen effectively; rbt (sp): efficiency below requirements. The biggest problem area was tyres.

Is the 2020 Ford Mustang reliable at MOT time?

Its MOT Rank score is 99, which is about average for a car of its age (100 means exactly average).