2004 · 20 years old at test · Diesel mostly

2004 Isuzu Trooper MOT pass rate and common faults

228 MOT tests in 2024. 57.0% passed first time, compared with 56.4% for all cars the same age.

101About average
Passed first time57.0%
Failed or needed repairs43.0%
Typical mileage at test122,000

Most common reasons for failing

Share of all 228 tests where this item caused a failure.

  1. Joints: constant velocity boot split or insecure, no longer prevents the ingress of dirt7.5%
  2. Rigid brake pipes: excessively corroded5.7%
  3. Rear fog lamp: not working5.3%
  4. Exhaust system: has a major leak of exhaust gases5.3%
  5. Position lamp: not working4.4%
  6. Service brake performance: excessively binding3.9%
  7. Rbt (sp): efficiency below requirements3.9%
  8. Linkage ball joints: ball joint excessively worn3.5%
  9. Stop lamp: not working3.5%
  10. Suspension arms - ball joint dust cover: ball joint dust cover no longer prevents the ingress of dirt3.1%

Problem areas

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

  1. Lights & electrics27.6%
  2. Brakes26.8%
  3. Suspension22.4%
  4. Body & chassis21.9%
  5. Emissions & leaks10.1%
  6. Visibility (wipers, screen, mirrors)7.5%
  7. Seat belts & airbags4.8%
  8. Steering3.1%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Engine oil leaks: leaking excessively from engine29.8%
  2. Rigid brake pipes: excessively corroded29.8%
  3. Chassis condition: corroded to the extent that the rigidity of the assembly is significantly reduced10.5%
  4. Exhaust system: has a major leak of exhaust gases9.6%
  5. Tyres - condition: has a tear, caused by separation or partial failure of its structure7.9%

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: joints: constant velocity boot split or insecure, no longer prevents the ingress of dirt. 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 Isuzu Trooper?

In 2024, 57.0% of 2004 Isuzu Trooper cars passed their MOT first time, across 228 tests. The average for all 20-year-old cars was 56.4%.

What are the most common MOT failures on a 2004 Isuzu Trooper?

The most common failure reasons were joints: constant velocity boot split or insecure, no longer prevents the ingress of dirt; rigid brake pipes: excessively corroded; rear fog lamp: not working. The biggest problem area was lights & electrics.

Is the 2004 Isuzu Trooper reliable at MOT time?

Its MOT Rank score is 101, which is about average for a car of its age (100 means exactly average).