Fiat Grand reliability, MPG and running costs
Figures updated
The Fiat Grand is a car. In 2024 MOT tests it scored 91 for reliability (100 is average), ranking 320 of 442, and 45.2% failed first time against a UK average of 28.5%. Its most common MOT failure is position lamp (6.5% of tests).
Ranked 320 of 442 cars in the 2024 MOT Reliability League
In 2024, 3,350 Fiat Grands aged 3 to 20 had an MOT and 45.2% failed first time (UK average 28.5%). Taking age and mileage into account, the Fiat Grand is 10% more likely to fail than the average car of the same age and mileage.
First-time fail rate
45.2%
UK 28.5%
Fail rate at 3 years
–
UK 12.7%
Average miles a year
5,900
Typical age at test: 15 years
Fiat Grand MOT failure rate by age
Most common Fiat Grand MOT faults
- Position lamp: not working6.5% of tests
- Stop lamp: not working5.2% of tests
- Catalyst emissions: Lambda reading after 2nd fast idle outside specified limits4.6% of tests
- Exhaust system: has a major leak of exhaust gases4.2% of tests
- Headlamp aim: projected beam image is obviously incorrect4.2% of tests
- Washers: provides insufficient washer liquid3.8% of tests
What the Fiat Grand fails on
| Area | Tests failing | vs similar cars |
|---|---|---|
| Lights and electrics | 23.4% | ▲ 1.2× as often |
| Suspension | 16.8% | About average |
| Exhaust and emissions | 10.9% | ▲ 1.9× as often |
| Brakes | 9.3% | ▼ 12% less often |
| Body and structure | 8.8% | ▲ 1.4× as often |
| Tyres | 7.4% | About average |
| Visibility | 7.2% | 1.1× as often |
| Steering | 3.8% | ▲ 1.2× as often |
| Seat belts and airbags | 1.3% | ▼ 15% less often |
| Wheels | 0.7% | ▲ 1.3× as often |
How much is road tax on a Fiat Grand?
Any Fiat Grand first registered from April 2017 pays the standard rate of £200 a year after its first year (2026/27 rates).
Work out tax for a specific carBuying a used Fiat Grand?
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Frequently asked questions
›Is the Fiat Grand reliable?
Its MOT record is worse than average: the Fiat Grand is 10% more likely to fail than the average car of the same age and mileage, with a reliability score of 91 in our 2024 league (100 is average).
›What are common problems with the Fiat Grand?
The most common MOT fault is “Position lamp: not working”, found in 6.5% of tests. It fails on exhaust and emissions and body and structure more often than similar cars.
›How much is road tax on a Fiat Grand?
Any Fiat Grand first registered from April 2017 pays the standard rate of £200 a year after its first year (2026/27 rates).
›How many Fiat Grands fail their MOT?
45.2% of Fiat Grands aged 3 to 20 failed their MOT first time in 2024.
Sources: DVSA anonymised MOT tests 2024, all versions of the Fiat Grand combined (Open Government Licence v3.0). How we calculate the league.