1994 Isuzu Trooper — MOT failures & pass rate
Across 408 MOT tests analysed for the 1994 Isuzu Trooper, the most common recorded failure areas were body, structure & corrosion, brakes and lighting & signalling. Its pass rate of 72.5% was below the average for cars of a similar age (77.4%). Higher-mileage examples failed more often — 30.4% in the 150k+ group versus 20.0% in the 60-90k group.
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Body, structure & corrosion | 14.9% | 61 |
| 2 | Brakes | 14.2% | 58 |
| 3 | Lighting & signalling | 12.5% | 51 |
| 4 | Suspension | 11.8% | 48 |
| 5 | Emissions & environmental | 4.9% | 20 |
| 6 | Visibility | 4.2% | 17 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Chassis condition | 50 |
| 2 | Component mounting prescribed areas | 29 |
| 3 | Service brake performance | 28 |
| 4 | Rigid brake pipes | 23 |
| 5 | Joints | 22 |
| 6 | Position lamp | 22 |
Top advisory categories
Advisories aren't failures, but they flag work likely needed soon — useful when budgeting.
| # | Category | % of tests with advisory | Tests |
|---|---|---|---|
| 1 | Suspension | 33.3% | 136 |
| 2 | Brakes | 32.8% | 134 |
| 3 | Body, structure & corrosion | 31.1% | 127 |
| 4 | Emissions & environmental | 29.9% | 122 |
| 5 | Tyres | 15.2% | 62 |
| 6 | Other defects | 10.3% | 42 |
Failure rate by mileage
Higher-mileage cars tend to fail more — often the most useful guide to real condition.
| Mileage band | Tests | Fail rate |
|---|---|---|
| 60-90k | 35 | 20.0% |
| 90-120k | 58 | 25.9% |
| 120-150k | 85 | 27.1% |
| 150k+ | 217 | 30.4% |
By fuel type
| Fuel | Tests | Fail rate |
|---|---|---|
| Diesel | 363 | 29.2% |
| Petrol | 45 | 13.3% |
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2021 | 95 | 28.4% |
| 2022 | 89 | 30.3% |
| 2023 | 72 | 23.6% |
| 2024 | 80 | 25.0% |
| 2025 | 72 | 29.2% |
What to check before buying a 1994 Trooper
Before buying a 1994 Isuzu Trooper, focus on the areas it most often fails on. Body, structure & corrosion accounted for 14.9% of tests for this year.
- Body, structure & corrosion (14.9% of tests): The one to take seriously on older cars — corrosion to structural areas can be costly and is an MOT failure. Typical repair: £200–£1,500+.
- Brakes (14.2% of tests): Pads/discs are routine wear; binding, imbalance or corroded pipes are more serious — test for pulling under braking. Typical repair: £100–£350 per axle.
- Lighting & signalling (12.5% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£150.
Repair costs are rough UK ballpark ranges to set expectations, not quotes — actual prices vary widely by car, parts and garage.
Frequently asked questions
How many 1994 Isuzu Troopers pass their MOT?
72.5% of the 408 1994 Isuzu Trooper MOT tests in this dataset passed — a 27.5% fail rate.
What is the most common MOT failure on a 1994 Isuzu Trooper?
Body, structure & corrosion, recorded in 14.9% of tests, followed by brakes (14.2%).
Does the 1994 Trooper get worse with mileage?
Its MOT fail rate rises from 20.0% in the 60-90k band to 30.4% in the 150k+ band.
Methodology & source. Based on 408 MOT tests. Dataset: DVSA MOT testing data (2021,2022,2023,2024,2025). Data last updated 2026-07-01. Figures reflect MOT-testable defects only — read the methodology for how these are calculated and what they don't measure.