Fiat Doblo (2004)

Estimated running costs and MOT pass rates from 1,358 MOT tests in 2024.

Annual Cost

£2,145

£179/month

MOT Pass Rate

65%

Below Avg

Road Tax

£170

Estimated/year

Est. Insurance

Grp 8-20

1242cc Diesel

Proceed With Caution

65% pass rate, £2,145/year to run. 17 points below average.

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Diesel1242cc22 years old1,358 tests115k miles avg

Annual Running Costs

Fuel (Diesel, 1242cc)

~55 mpg

£1,220

Road Tax

Estimated CO2 band

£170

MOT Test

£55

Predicted Repairs

Higher estimate due to low pass rate

£700

Total per year£2,145

Per month£179/mo

Per week£41/wk

Estimates based on 7,400 miles/year (UK average), diesel at 199.52p a litre (GOV.UK weekly average, week of 5 October 2026), GOV.UK road tax rates and repair likelihood from MOT data. Insurance not included.

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Reliability Verdict

65% MOT pass rate(Below Avg)

0%All-model avg: 82%100%

Below average reliability. Budget extra for maintenance and repairs. That's 17 points below the average of 82% across all models in our data. It falls below the Fiat brand average of 83%.

65% of MOT tests on Fiat Doblos from 2004 ended in a pass in 2024, when they were about 20 years old. That's based on 1,358 tests across the UK, retests included. The average mileage recorded at those tests was 115,483 miles.

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How Does It Compare?

Rank among 2004 models421st of 470(bottom 11%)

Rank among Fiat models746th of 788(bottom 6%)

vs average of all models-17%(82% avg)

vs 2004 models average-7%(72% avg)

vs Fiat average-18%(83% avg)

Mileage Analysis

115,483

Average miles

148,000

Expected for age

The average 2004 Fiat Doblo had 115,483 miles on the clock at its 2024 MOT, which is below the expected 148,000 miles for a 20-year-old car. This suggests lighter use than average, which generally means less wear on major components.

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Best Year to Buy?

Of the years with at least 100 tests, the 2018 model has the highest MOT pass rate at 81%, while the 2001 model has the lowest at 65%. The 2004 scores 65%. Newer cars usually pass more often simply because they are younger, so compare years of a similar age.

Fiat Doblo by Year

Year	Pass Rate	Tests	Avg Mileage
2021	79%	1,386	44,472 mi
2020	81%	1,263	38,000 mi
2019	80%	2,825	57,691 mi
2018	81%	3,256	62,268 mi
2017	78%	4,278	72,295 mi
2016	77%	6,137	83,145 mi
2015	77%	8,430	88,576 mi
2014	75%	10,761	88,317 mi
2013	80%	11,635	79,791 mi
2012	73%	3,371	99,075 mi
2011	73%	2,918	106,924 mi
2010	73%	2,761	100,683 mi
2009	74%	2,761	86,543 mi
2008	73%	3,405	99,780 mi
2007	70%	3,684	106,389 mi
2006	71%	2,646	111,593 mi
2005	68%	1,777	117,189 mi
2004	65%	1,358	115,483 mi
2003	66%	787	122,652 mi
2002	65%	371	126,417 mi
2001	65%	104	109,687 mi

Similar Cars to Consider

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+5%

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Volkswagen Polo

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£2,145/year

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About the 2004 Fiat Doblo

The 2004 Fiat Doblo is a small family car. Our records list a 1242cc diesel engine, though engines vary between versions. 1,358 MOT tests were recorded on this model in 2024, making it a reasonably common sight on UK roads. It sits in the bottom 11% of 2004 models for MOT pass rate.

With an average of 115,483 miles recorded at its 2024 MOT tests, Fiat Doblo owners tend to use this car less than the typical driver.

2004 Fiat Doblo Fuel Costs

The 1242cc diesel engine offers a reasonable balance between performance and economy. Expect around 55 mpg in mixed driving, which works out to roughly £1,220 per year with diesel at 199.52p per litre (GOV.UK weekly average, week of 5 October 2026; 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 Fiat Doblo?

Total estimated annual running cost is £2,145 (£179/month), broken down as £1,220 fuel, £170 road tax, £55 MOT, and £700 predicted repairs. The higher repair estimate reflects the 65% MOT pass rate. Cars in this bracket tend to need work on suspension, brakes, and emissions components.

Fiat Doblo Reliability Trend

Newer Fiat Doblos pass their MOT more often than older ones, by 9 percentage points on average, which is mostly down to age and wear.

Buying a Used 2004 Fiat Doblo

At 22 years old, the Fiat Doblo 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 2018 model has the highest pass rate at 81%.

Common Issues to Watch For

These are typical issues for cars of this age, fuel type and engine size, not faults recorded on this model's MOT tests. Use them as a checklist when you view one.

DPF (Diesel Particulate Filter)

Watch out

Short journeys clog the DPF. Replacement costs £1,000-£2,500. Check the DPF warning light and ask about driving patterns.

Turbo Wear

Watch out

Diesel turbos work harder and wear faster. Listen for whining noises and check for oil leaks around the turbo housing.

EGR Valve

Watch out

Exhaust Gas Recirculation valves clog with carbon deposits, causing rough running and poor economy. Cleaning costs £150-£300, replacement £300-£600.

Rust and Corrosion

Watch out

At 10+ years, check wheel arches, sills, subframe, and brake lines for rust. Structural corrosion is an MOT failure. Prevention is far cheaper than repair.

Suspension Bushings

Watch out

Rubber suspension bushes harden and crack with age, causing knocking noises and vague handling. A full refresh costs £300-£800 depending on the car.

Clutch Wear

Watch out

With an average of 115k miles, clutch replacement may be due (typical lifespan 60,000-100,000 miles). Budget £400-£800 for a new clutch kit.

Brake Discs and Pads

Medium risk

High-mileage cars often need brake disc replacement, not just pads. A full set of discs and pads costs £200-£500 per axle.

Higher Than Average Failure Rate

Watch out

With a 65% MOT pass rate, this model fails more often than most. Budget for unexpected repairs and get a thorough pre-purchase inspection.

Service History

Low risk

Always request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.

Running Costs Compared

How the 2004 Fiat Doblo stacks up against similar cars for estimated annual running costs, insurance group, and tax.

Car	Pass Rate	Fuel/yr	Tax/yr	Est. Ins. Group	Total/yr
Fiat Doblo(2004)	65%	£1,220	£170	Grp 8-20	£2,145
Ford Fiesta(2006)	70%	£1,220	£170	Grp 8-20	£1,945-£200
Vauxhall Astra(2006)	70%	£1,220	£170	Grp 8-20	£1,945-£200
Volkswagen Polo(2006)	68%	£1,220	£170	Grp 8-20	£2,145same
Toyota Yaris(2006)	73%	£1,220	£170	Grp 8-20	£1,945-£200

Estimates based on 7,400 miles/year, GOV.UK average pump prices for the week of 5 October 2026, GOV.UK road tax rates and MOT data. Insurance groups are our rough estimate from engine size, not official groups. Actual costs vary by driver, location, and usage.

Questions about the 2004 Fiat Doblo

Is the 2004 Fiat Doblo reliable?

Below average reliability. Budget extra for maintenance and repairs. 65% of MOT tests on 2004 Fiat Doblos ended in a pass, from 1,358 tests (DVSA MOT data for tests in 2024, retests included). That's 17 points below the average of 82% across all models in the same data.

How much does a 2004 Fiat Doblo cost to run?

Our estimate is £2,145 a year (£179 a month): £1,220 fuel, £170 road tax, £55 MOT and £700 predicted repairs, based on 7,400 miles a year. Insurance is not included.

What is the MOT pass rate for a 2004 Fiat Doblo?

65% of 1,358 MOT tests on the 2004 Fiat Doblo ended in a pass (DVSA MOT data for tests in 2024, retests included). That ranks it 421st of 470 models first registered in 2004 (bottom 11%).

Which year Fiat Doblo has the best MOT pass rate?

Of the years with at least 100 tests, the 2018 Fiat Doblo has the highest MOT pass rate at 81% and the 2001 the lowest at 65%. Newer cars usually pass more often simply because they are younger and have done fewer miles.

What is the average mileage for a 2004 Fiat Doblo?

The average mileage recorded at MOT tests on the 2004 Fiat Doblo is 115,483 miles, which is below the expected 148,000 miles for a 20-year-old car. This suggests lighter use than average, which generally means less wear on major components.