ISUZU TF (2003)
Running costs, common problems, and reliability data based on 42 real MOT tests in 2024.
MOT Pass Rate
64%
Total Tests (2024)
42
Avg Mileage
96,280 mi
Est. Annual Cost
£2,250
Is the 2003 ISUZU TF reliable?
Below average reliability. Budget extra for maintenance and repairs. That's 18 points below the national average of 82%. It falls below the ISUZU brand average of 78%.
At 21 years old, 64% of ISUZU TFs from 2003 passed their MOT first time in 2024. That's based on 42 tests across the UK. The average mileage at this age is 96,280 miles.
How does the 2003 ISUZU TF compare?
Mileage Analysis
The average 2003 ISUZU TF has 96,280 miles on the clock, which is below the expected 155,400 miles for a 21-year-old car. This suggests lighter use than average, which generally means less wear on major components.
Best year to buy a ISUZU TF?
The most reliable year is the 2002 model with a 82% MOT pass rate, while the 2010 model has the lowest at 72%. The 2003 sits between the two at 64%.
How much does a 2003 ISUZU TF 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 TF by Year
Checking a specific ISUZU TF?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2003 ISUZU TF
The 2003 ISUZU TF is a large car with a 2499cc diesel engine. 42 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It sits in the bottom 92% of 2003 cars for MOT pass rates.
With an average of 96,280 miles at 21 years old, ISUZU TF owners tend to use this car less than the typical driver.
2003 ISUZU TF Fuel Costs
The 2499cc diesel engine offers a reasonable balance between performance and economy. 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 2003 ISUZU TF?
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 64% MOT pass rate. Cars in this bracket tend to need work on suspension, brakes, and emissions components.
ISUZU TF Reliability Trend
Older ISUZU TFs tend to have better MOT pass rates than newer ones, with an average decline of 4 percentage points across model years.
Buying a Used 2003 ISUZU TF
At 21 years old, the ISUZU TF 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 2002 model has the highest pass rate at 82%. Note: with only 42 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2003 ISUZU TF
If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable diesel cars with similar engines:
- BMW 3 SERIES (2005) 78% pass rate (+14%) from 24,924 tests
- HONDA CIVIC (2005) 73% pass rate (+9%) from 24,685 tests
- VOLKSWAGEN TRANSPORTER (2005) 72% pass rate (+8%) from 20,813 tests
- LAND ROVER DISCOVERY (2005) 78% pass rate (+14%) from 17,079 tests