2003 · 21 years old at test · Diesel mostly

2003 Isuzu Trooper MOT pass rate and common faults

240 MOT tests in 2024. 55.4% passed first time, compared with 57.3% for all cars the same age.

97Below average
Passed first time55.4%
Failed or needed repairs44.6%
Typical mileage at test124,000

Most common reasons for failing

Share of all 240 tests where this item caused a failure.

  1. Joints: constant velocity boot split or insecure, no longer prevents the ingress of dirt7.5%
  2. Position lamp: not working4.6%
  3. Rigid brake pipes: excessively corroded4.6%
  4. Component mounting prescribed areas: prescribed area excessively corroded significantly reducing structural strength4.6%
  5. Exhaust system: has a major leak of exhaust gases4.6%
  6. Service brake performance: excessively binding3.8%
  7. Engine oil leaks: leaking excessively from engine3.8%
  8. Chassis condition: or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting3.3%
  9. Anti-lock braking system: warning lamp indicates an ABS fault3.3%
  10. Washers: provides insufficient washer liquid3.3%

Problem areas

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

  1. Brakes40.0%
  2. Suspension30.0%
  3. Body & chassis25.8%
  4. Lights & electrics25.8%
  5. Emissions & leaks12.9%
  6. Visibility (wipers, screen, mirrors)8.8%
  7. Seat belts & airbags7.1%
  8. Tyres4.2%

Most common advisories

Not failures yet, but things the tester warned about.

  1. Engine oil leaks: leaking excessively from engine26.7%
  2. Rigid brake pipes: excessively corroded20.8%
  3. Wheel bearings: has excessive play12.1%
  4. Linkage ball joints: ball joint excessively worn8.3%
  5. Brake discs: in such a condition that it is seriously weakened7.9%

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: 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 2003 Isuzu Trooper?

In 2024, 55.4% of 2003 Isuzu Trooper cars passed their MOT first time, across 240 tests. The average for all 21-year-old cars was 57.3%.

What are the most common MOT failures on a 2003 Isuzu Trooper?

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

Is the 2003 Isuzu Trooper reliable at MOT time?

Its MOT Rank score is 97, which is below average for a car of its age (100 means exactly average).