Isuzu Trooper MOT pass rate and common failures

In 2025, 62.3% of Isuzu Trooper MOT tests were a first-time pass, across 2,052 tests in Great Britain. For all cars it was 71.5%.

Compared with cars of the same age

Older cars fail more often, so a model that’s mostly a few years old will look better than one that’s mostly 12. These figures compare like with like.

At 3–5 years

–

Too few tests at this age to say.

At 6–10 years

–

Too few tests at this age to say.

At 11 years and over

62.3%

All cars: 61.3% (1 points better). 2,027 tests.

Pass rate by age

50% 60% 70% 19 20+ Age at test (years) Age 19: 60% passed first time (80 tests) Age 20+: 62.4% passed first time (1,947 tests) 50% 60% 70% 19 20+ Age at test (years) Age 19: 60% passed first time (80 tests) Age 20+: 62.4% passed first time (1,947 tests)
This model All cars
Figures by age, with typical mileage
Age (years)TestsFirst-time passAll carsTypical mileage
198060.0%57.2%138,750 miles
20+1,94762.4%61.4%133,750 miles

Typical mileage is the median reading at the test, to the nearest 2,500 miles.

What fails most often

The share of Isuzu Trooper MOT tests that failed on at least one item in each area, against all cars. A test can fail on several areas at once.

AreaTrooperAll cars
Brakes28.4%10.2%
Body, chassis, structure28.2%4.2%
Suspension25.6%13.7%
Lamps, reflectors and electrical equipment24.0%16.6%
Visibility8.6%5.2%
Noise, emissions and leaks8.0%4.0%
Seat belts and supplementary restraint systems6.4%1.1%
Tyres3.8%8.4%

Most common reasons for failing

  1. Joints: constant velocity boot split or insecure, no longer prevents the ingress of dirt failed 7.6% of tests
  2. Position lamp: not working failed 6.4% of tests · what this means
  3. Chassis condition: or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting failed 5.3% of tests · what this means
  4. Rigid brake pipes: excessively corroded failed 4.8% of tests · what this means
  5. Prescribed areas: prescribed area strength or continuity significantly reduced failed 4.6% of tests
  6. Wipers: does not clear the windscreen effectively failed 4.3% of tests · what this means
  7. Exhaust system: has a major leak of exhaust gases failed 4.3% of tests · what this means
  8. Ball joint excessively worn failed 4.2% of tests · what this means
  9. Linkage ball joints: ball joint excessively worn failed 3.7% of tests · what this means
  10. Component mounting prescribed areas: prescribed area excessively corroded significantly reducing structural strength failed 3.4% of tests

Checking a particular Trooper?

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About these figures

Download these figures (CSV) · Other Isuzu models · All makes

Source: DVSA anonymised MOT test data for 2025. Contains public sector information licensed under the Open Government Licence v3.0. Our own analysis; not produced or endorsed by DVSA.