FIAT DETHLEFFS (2018)
Running costs, common problems, and reliability data based on 118 real MOT tests in 2024.
MOT Pass Rate
94%
Total Tests (2024)
118
Avg Mileage
19,098 mi
Est. Annual Cost
£1,690
Is the 2018 FIAT DETHLEFFS reliable?
Excellent reliability. Very few MOT failures. That's 12 points above the national average of 82%. It also outperforms the FIAT brand average of 83%.
At 6 years old, 94% of FIAT DETHLEFFSs from 2018 passed their MOT first time in 2024. That's based on 118 tests across the UK. The average mileage at this age is 19,098 miles.
How does the 2018 FIAT DETHLEFFS compare?
Mileage Analysis
The average 2018 FIAT DETHLEFFS has 19,098 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.
How much does a 2018 FIAT DETHLEFFS cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
FIAT DETHLEFFS by Year
Checking a specific FIAT DETHLEFFS?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2018 FIAT DETHLEFFS
The 2018 FIAT DETHLEFFS is a large car with a 2287cc diesel engine. 118 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It ranks in the top 24% of all 2018 cars for reliability.
With an average of 19,098 miles at 6 years old, FIAT DETHLEFFS 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.
2018 FIAT DETHLEFFS Fuel Costs
The 2287cc 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 2018 FIAT DETHLEFFS?
Total estimated annual running cost is £1,690 (£141/month), broken down as £1245 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 94% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
FIAT DETHLEFFS Reliability Trend
Newer FIAT DETHLEFFSs show better MOT pass rates than older ones, with an average improvement of 6 percentage points.
Buying a Used 2018 FIAT DETHLEFFS
At 6 years old, the FIAT DETHLEFFS offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost.
Alternatives to the 2018 FIAT DETHLEFFS
The FIAT DETHLEFFS is actually the most reliable option among similar diesel large cars from this era. Here are comparable diesel cars with similar engines:
- VOLKSWAGEN GOLF (2018) 92% pass rate (-2%) from 111,972 tests
- FORD TRANSIT (2017) 81% pass rate (-13%) from 80,031 tests
- FORD KUGA (2019) 91% pass rate (-3%) from 72,831 tests
- LAND ROVER RANGE ROVER EVOQUE (2016) 90% pass rate (-4%) from 60,437 tests