FIAT FIORINO 16V ADVENTURE M-JET II (2020)
Running costs, reliability data, and common problems from 122 real MOT tests.
Annual Cost
£1,855
£155/month
MOT Pass Rate
67%
Below Avg
Road Tax
£195
Flat rate/year
Insurance
Grp 8-20
1248cc Diesel
Proceed With Caution
67% pass rate, £1855/year to run. 15 points below average.
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Annual Running Costs
~55 mpg
Flat rate (post-2017)
Higher estimate due to low pass rate
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.
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Reliability Verdict
Below average reliability. Budget extra for maintenance and repairs. That's 15 points below the national average of 82%. It falls below the FIAT brand average of 83%.
At 6 years old, 67% of FIAT FIORINO 16V ADVENTURE M-JET IIs from 2020 passed their MOT first time in 2026. That's based on 122 tests across the UK. The average mileage at this age is 8,550 miles.
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How Does It Compare?
Mileage Analysis
8,550
Average miles
44,400
Expected for age
The average 2020 FIAT FIORINO 16V ADVENTURE M-JET II has 8,550 miles on the clock, which is significantly below the expected 44,400 miles for a 6-year-old car. Low-mileage examples may have spent time sitting unused, so check for issues like corroded brakes or perished rubber seals.
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About the 2020 FIAT FIORINO 16V ADVENTURE M-JET II
The 2020 FIAT FIORINO 16V ADVENTURE M-JET II is a small family car with a 1248cc diesel engine. 122 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. It sits in the bottom 100% of 2020 cars for MOT pass rates.
With an average of 8,550 miles at 6 years old, FIAT FIORINO 16V ADVENTURE M-JET II owners tend to use this car less than the typical driver. Very low mileage could mean the car has been garaged or used only for short trips, which can cause its own issues like battery drain and moisture buildup.
2020 FIAT FIORINO 16V ADVENTURE M-JET II Fuel Costs
The 1248cc diesel engine offers a reasonable balance between performance and economy. Expect around 55 mpg in mixed driving, which works out to roughly £905 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 2020 FIAT FIORINO 16V ADVENTURE M-JET II?
Total estimated annual running cost is £1,855 (£155/month), broken down as £905 fuel, £195 road tax, £55 MOT, and £700 predicted repairs. The higher repair estimate reflects the 67% MOT pass rate. Cars in this bracket tend to need work on suspension, brakes, and emissions components.
Buying a Used 2020 FIAT FIORINO 16V ADVENTURE M-JET II
At 6 years old, the FIAT FIORINO 16V ADVENTURE M-JET II offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost.
Common Issues to Watch For
Based on the 2020 FIAT FIORINO 16V ADVENTURE M-JET II's fuel type, age, and engine size, these are the most likely problem areas to check.
DPF (Diesel Particulate Filter)
Watch outShort journeys clog the DPF. Replacement costs £1,000-£2,500. Check the DPF warning light and ask about driving patterns.
Turbo Wear
Medium riskDiesel turbos work harder and wear faster. Listen for whining noises and check for oil leaks around the turbo housing.
AdBlue System
Medium riskPost-2015 diesels use AdBlue for emissions. Sensor failures and tank heater issues are common. Budget £200-£500 for repairs.
EGR Valve
Watch outExhaust Gas Recirculation valves clog with carbon deposits, causing rough running and poor economy. Cleaning costs £150-£300, replacement £300-£600.
Higher Than Average Failure Rate
Watch outWith a 67% MOT pass rate, this model fails more often than most. Budget for unexpected repairs and get a thorough pre-purchase inspection.
Service History
Low riskAlways 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 2020 FIAT FIORINO 16V ADVENTURE M-JET II stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| FIAT FIORINO 16V ADVENTURE M-JET II(2020) | 67% | £905 | £195 | Grp 8-20 | £1855 |
| FORD FOCUS(2019) | 89% | £905 | £190 | Grp 12-25 | £1500-£355 |
| MERCEDES A(2019) | 91% | £905 | £190 | Grp 12-25 | £1350-£505 |
| MERCEDES A-CLASS(2018) | 89% | £905 | £190 | Grp 12-25 | £1500-£355 |
| VOLKSWAGEN POLO(2018) | 84% | £905 | £190 | Grp 12-25 | £1500-£355 |
Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.
Related Fiat Models
Explore other Fiat cars or similar models in the same category.
FIAT 500
2014 · 1248cc Diesel
FIAT 500X
2016 · 1598cc Petrol
FIAT PANDA
2009 · 1248cc Petrol
FORD FOCUS
2019 · 1499cc Diesel
MERCEDES A
2019 · 1461cc Diesel
MERCEDES A-CLASS
2018 · 1461cc Diesel
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