ISUZU TROOPER (2004)
Running costs, common problems, and reliability data based on 434 real MOT tests in 2024.
MOT Pass Rate
69%
Total Tests (2024)
434
Avg Mileage
135,304 mi
Est. Annual Cost
£2,250
Is the 2004 ISUZU TROOPER reliable?
Below average reliability. Budget extra for maintenance and repairs. That's 13 points below the national average of 82%. It falls below the ISUZU brand average of 78%.
At 20 years old, 69% of ISUZU TROOPERs from 2004 passed their MOT first time in 2024. That's based on 434 tests across the UK. The average mileage at this age is 135,304 miles.
How does the 2004 ISUZU TROOPER compare?
Mileage Analysis
The average 2004 ISUZU TROOPER has 135,304 miles on the clock, which is in line with the expected 148,000 miles for a 20-year-old car, suggesting normal everyday use.
Best year to buy a ISUZU TROOPER?
The most reliable year is the 1993 model with a 81% MOT pass rate, while the 1996 model has the lowest at 67%. The 2004 sits between the two at 69%.
How much does a 2004 ISUZU TROOPER cost to run?
Higher than average due to low pass rate
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
ISUZU TROOPER by Year
| Year | Pass Rate | Tests | Avg Mileage |
|---|---|---|---|
| 2006 | 74% | 68 | 199,672 mi |
| 2005 | 72% | 273 | 124,947 mi |
| 2004 | 69% | 434 | 135,304 mi |
| 2003 | 69% | 457 | 133,737 mi |
| 2002 | 71% | 543 | 134,189 mi |
| 2001 | 76% | 341 | 136,519 mi |
| 2000 | 69% | 363 | 131,546 mi |
| 1999 | 72% | 637 | 144,033 mi |
| 1998 | 76% | 786 | 153,276 mi |
| 1997 | 76% | 762 | 157,283 mi |
| 1996 | 67% | 343 | 155,226 mi |
| 1995 | 68% | 164 | 148,565 mi |
| 1994 | 74% | 158 | 155,794 mi |
| 1993 | 81% | 150 | 141,664 mi |
| 1992 | 74% | 94 | 134,392 mi |
| 1991 | 69% | 32 | 110,132 mi |
Checking a specific ISUZU TROOPER?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2004 ISUZU TROOPER
The 2004 ISUZU TROOPER is a large car with a 2999cc diesel engine. 434 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. Among all cars from 2004, the average MOT pass rate is 72%, and this model falls short of that benchmark.
With an average of 135,304 miles at 20 years old, ISUZU TROOPER owners drive about as much as the UK average.
2004 ISUZU TROOPER Fuel Costs
The 2999cc diesel engine is on the larger side, so fuel won't be this car's strong point. Expect around 40 mpg in mixed driving, which works out to roughly £1,245 per year at current diesel prices of 148p per litre (based on 7,400 miles per year). Diesel cars of this age should have their DPF (diesel particulate filter) checked, as replacements can be costly.
What does it cost to own a 2004 ISUZU TROOPER?
Total estimated annual running cost is £2,250 (£188/month), broken down as £1245 fuel, £250 road tax, £55 MOT, and £700 predicted repairs. The higher repair estimate reflects the 69% MOT pass rate. Cars in this bracket tend to need work on suspension, brakes, and emissions components.
ISUZU TROOPER Reliability Trend
The ISUZU TROOPER has maintained consistent MOT pass rates across model years, varying by only 2 percentage points.
Buying a Used 2004 ISUZU TROOPER
At 20 years old, the ISUZU TROOPER is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. If you're flexible on year, the 1993 model has the highest pass rate at 81%.
Alternatives to the 2004 ISUZU TROOPER
If reliability is your priority, there are 3 similar cars with a higher MOT pass rate. Here are comparable diesel cars with similar engines:
- BMW 3 SERIES (2005) 78% pass rate (+9%) from 24,924 tests
- LAND ROVER DISCOVERY (2005) 78% pass rate (+9%) from 17,079 tests
- LAND ROVER RANGE ROVER SPORT (2006) 81% pass rate (+12%) from 14,133 tests
- FORD MONDEO (2005) 69% pass rate (same) from 11,436 tests