FIAT UNCLASSIFIED (1997)
Running costs, reliability data, and common problems from 65 real MOT tests.
Annual Cost
£2,057
£171/month
MOT Pass Rate
68%
Below Avg
Road Tax
£265
Based on CC/year
Insurance
Grp 18-32
1900cc Diesel
Proceed With Caution
68% pass rate, £2057/year to run. 14 points below average.
Check a specific FIAT UNCLASSIFIED
Enter a reg plate for full MOT history, mileage check, health score, running costs, and reliability data. Free, instant, no signup.
Annual Running Costs
~48 mpg
Based on 1900cc
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.
Get an insurance quote for this FIAT UNCLASSIFIED
Compare quotes and find the best deal
Reliability Verdict
Below average reliability. Budget extra for maintenance and repairs. That's 14 points below the national average of 82%. It falls below the FIAT brand average of 83%.
At 29 years old, 68% of FIAT UNCLASSIFIEDs from 1997 passed their MOT first time in 2026. That's based on 65 tests across the UK. The average mileage at this age is 94,547 miles.
Got a FIAT UNCLASSIFIED you're looking at?
Enter the reg plate to check its specific MOT history, mileage, and health score.
How Does It Compare?
Mileage Analysis
94,547
Average miles
214,600
Expected for age
The average 1997 FIAT UNCLASSIFIED has 94,547 miles on the clock, which is significantly below the expected 214,600 miles for a 29-year-old car. Low-mileage examples may have spent time sitting unused, so check for issues like corroded brakes or perished rubber seals.
Looking at a specific FIAT UNCLASSIFIED?
Enter its reg plate for a free check with full MOT history, mileage verification, and predicted costs.
Best Year to Buy?
The most reliable year is the 2021 model with a 97% MOT pass rate, while the 1992 model has the lowest at 45%. The 1997 sits between the two at 68%.
FIAT UNCLASSIFIED by Year
| Year | Pass Rate | Tests | Avg Mileage | |
|---|---|---|---|---|
| 2021 | 97% | 688 | 11,393 mi | |
| 2020 | 94% | 882 | 15,358 mi | |
| 2019 | 92% | 955 | 18,467 mi | |
| 2018 | 92% | 711 | 21,477 mi | |
| 2017 | 93% | 652 | 24,798 mi | |
| 2016 | 92% | 647 | 27,632 mi | |
| 2015 | 89% | 741 | 41,259 mi | |
| 2014 | 91% | 681 | 33,240 mi | |
| 2013 | 87% | 934 | 40,624 mi | |
| 2012 | 89% | 481 | 40,887 mi | |
| 2011 | 84% | 141 | 53,535 mi | |
| 2010 | 83% | 71 | 71,871 mi | |
| 2009 | 84% | 92 | 41,943 mi | |
| 2008 | 82% | 155 | 55,343 mi | |
| 2007 | 78% | 152 | 55,340 mi | |
| 2006 | 79% | 207 | 51,872 mi | |
| 2005 | 81% | 172 | 52,537 mi | |
| 2004 | 79% | 253 | 55,267 mi | |
| 2003 | 83% | 150 | 58,852 mi | |
| 2002 | 72% | 137 | 62,141 mi | |
| 2001 | 75% | 112 | 62,828 mi | |
| 2000 | 77% | 149 | 72,270 mi | |
| 1999 | 72% | 154 | 72,673 mi | |
| 1998 | 71% | 91 | 86,378 mi | |
| 1997 | 68% | 65 | 94,547 mi | |
| 1995 | 83% | 72 | 138,861 mi | |
| 1994 | 86% | 36 | 107,637 mi | |
| 1993 | 75% | 69 | 102,759 mi | |
| 1992 | 45% | 112 | 129,305 mi | |
| 1991 | 81% | 36 | 101,616 mi |
Similar Cars to Consider
Check a Specific Fiat Unclassified
Enter a reg plate to get the full MOT history, health score, and mileage verification.
Upgrade to Premium (£4.99) for stolen, finance, and write-off checks.
About the 1997 FIAT UNCLASSIFIED
The 1997 FIAT UNCLASSIFIED is a family car with a 1900cc diesel engine. 65 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. It sits in the bottom 85% of 1997 cars for MOT pass rates.
With an average of 94,547 miles at 29 years old, FIAT UNCLASSIFIED 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.
1997 FIAT UNCLASSIFIED Fuel Costs
The 1900cc diesel engine offers a reasonable balance between performance and economy. Expect around 48 mpg in mixed driving, which works out to roughly £1,037 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 1997 FIAT UNCLASSIFIED?
Total estimated annual running cost is £2,057 (£171/month), broken down as £1037 fuel, £265 road tax, £55 MOT, and £700 predicted repairs. The higher repair estimate reflects the 68% MOT pass rate. Cars in this bracket tend to need work on suspension, brakes, and emissions components.
FIAT UNCLASSIFIED Reliability Trend
Newer FIAT UNCLASSIFIEDs show better MOT pass rates than older ones, with an average improvement of 15 percentage points.
Buying a Used 1997 FIAT UNCLASSIFIED
At 29 years old, the FIAT UNCLASSIFIED 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 2021 model has the highest pass rate at 97%. Note: with only 65 tests in our data, these figures should be treated as indicative rather than definitive.
Common Issues to Watch For
Based on the 1997 FIAT UNCLASSIFIED'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
Watch outDiesel turbos work harder and wear faster. Listen for whining noises and check for oil leaks around the turbo housing.
EGR Valve
Watch outExhaust Gas Recirculation valves clog with carbon deposits, causing rough running and poor economy. Cleaning costs £150-£300, replacement £300-£600.
Rust and Corrosion
Watch outAt 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 outRubber 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
Medium riskWith an average of 95k 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 riskHigh-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 outWith a 68% 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 1997 FIAT UNCLASSIFIED stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| FIAT UNCLASSIFIED(1997) | 68% | £1037 | £265 | Grp 18-32 | £2057 |
| VOLKSWAGEN TRANSPORTER(1995) | 69% | £1245 | £250 | Grp 25-38 | £2250+£193 |
| FIAT DUCATO(1999) | 72% | £1037 | £135 | Grp 18-32 | £1727-£330 |
| FORD FIESTA(1998) | 65% | £1037 | £135 | Grp 18-32 | £1927-£130 |
| MERCEDES C(1997) | 81% | £1245 | £250 | Grp 25-38 | £1900-£157 |
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
VOLKSWAGEN TRANSPORTER
1995 · 2370cc Diesel
FIAT DUCATO
1999 · 1905cc Diesel
FORD FIESTA
1998 · 1753cc Diesel
Related Guides
In-depth articles relevant to the Fiat Unclassified.
Cheapest Cars to Insure in the UK: Insurance Groups 1-10
9 min read
ComparisonPetrol vs Diesel in 2026: Which Actually Costs Less to Own?
8 min read
Reliability20 Most Reliable Used Cars UK 2026: Real MOT Pass Rate Rankings
10 min read
Buying GuideFord Fiesta Common Problems (2026): What to Check Before Buying
13 min read
ReliabilityFord Puma Problems: 7 Issues Owners Report (2026)
13 min read
Check a specific FIAT UNCLASSIFIED
Enter the reg to see its MOT history, mileage check, and predicted costs.
Premium History Check
Buying a FIAT UNCLASSIFIED? Our premium check covers:
- Stolen check (PNC)
- Outstanding finance
- Write-off history (Cat A/B/N/S)
- Previous owners count
Competitors charge £10-£20 for the same data