2005 · 19 years old at test · Petrol mostly

2005 Ford Mustang MOT pass rate and common faults

324 MOT tests in 2024. 84.3% passed first time, compared with 56.5% for all cars the same age.

149Well above average
Passed first time84.3%
Failed or needed repairs15.7%
Typical mileage at test63,000

Most common reasons for failing

Share of all 324 tests where this item caused a failure.

  1. Malfunction indicator lamp: inoperative or indicates a malfunction2.2%
  2. Rear fog lamp: not working1.5%
  3. Individual direction indicators: not working1.5%
  4. Catalyst emissions: Lambda reading after 2nd fast idle outside specified limits1.5%
  5. Rbt (sp): efficiency less than 50% of the required value1.5%
    9 marked dangerous
  6. Wipers: does not clear the windscreen effectively1.5%
  7. Individual direction indicators: incorrect colour1.2%
  8. Rear fog lamp: missing1.2%
  9. Rbt (sp): efficiency below requirements1.2%
  10. Suspension arms - pins and bushes: pin or bush excessively worn0.9%

Problem areas

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

  1. Lights & electrics16.7%
  2. Brakes7.4%
  3. Emissions & leaks5.9%
  4. Visibility (wipers, screen, mirrors)3.4%
  5. Suspension3.4%
  6. Steering1.5%
  7. Tyres0.9%
  8. Body & chassis0.9%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Tyres - condition: has a tear, caused by separation or partial failure of its structure8.6%
  2. Suspension arms - ball joint: ball joint excessively worn7.4%
  3. Suspension arms - pins and bushes: pin or bush excessively worn5.9%
  4. Tread depth below requirements of 1.6mm5.2%
  5. Brake discs: in such a condition that it is seriously weakened4.0%

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: malfunction indicator lamp: inoperative or indicates a malfunction. Then look up the car's own MOT history on GOV.UK with its number plate, and look for repeat advisories.

All Mustang years2006 Mustang →

Questions

What is the MOT pass rate for a 2005 Ford Mustang?

In 2024, 84.3% of 2005 Ford Mustang cars passed their MOT first time, across 324 tests. The average for all 19-year-old cars was 56.5%.

What are the most common MOT failures on a 2005 Ford Mustang?

The most common failure reasons were malfunction indicator lamp: inoperative or indicates a malfunction; rear fog lamp: not working; individual direction indicators: not working. The biggest problem area was lights & electrics.

Is the 2005 Ford Mustang reliable at MOT time?

Its MOT Rank score is 149, which is well above average for a car of its age (100 means exactly average).