Fiat X1/9 Reliability, MOT Pass Rate & Common Faults
Free Fiat X1/9 car check
Is the Fiat X1/9 reliable? We analysed 12,245 real MOT tests across 1,557 vehicles to find out.
Got a specific Fiat X1/9? Enter the reg for a free check:
The Fiat X1/9 is about average for reliability based on real UK MOT data. Common problems include suspension component mounting prescribed area is excessively corroded, parking brake: efficiency below requirements and parking brake recording little or no effort. Here's everything you need to know before buying a used Fiat X1/9.
Fiat X1/9 — specs & performance
Verified from DVLA & DVSA recordsA snapshot of the engine, performance, dimensions, fuel economy and running costs for the Fiat X1/9 — drawn from official DVLA vehicle records and the DVSA fuel-economy database.
Engine & Performance
- Engine size
- 1500cc
- Power
- 86 BHP
- Fuel type
- Petrol
Body & Dimensions
- Body type
- Car
- Common colour
- Red
- Wheel plan
- 2 Axle Rigid Body
Fuel Economy
Tax & Emissions
- Emission class
- Not Available
Fiat X1/9 Number Plates
Number plates registered to a Fiat X1/9. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.
Fiat X1/9 MOT Pass Rate by Year
How likely is a Fiat X1/9 to pass its MOT? Here's the pass rate for each registration year, newest first.
Fiat X1/9 Problems — What Goes Wrong?
The most common reasons a Fiat X1/9 fails its MOT, ranked by how often they occur. Check for these problems before you buy.
Fiat X1/9 Mileage — What's Normal?
How many miles does a typical Fiat X1/9 owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.
Fiat X1/9 MOT Data by Registration Year
Full breakdown of pass rate and mileage for each year. Use this to compare the Fiat X1/9 year you're looking at.
| Year | Tests | Pass Rate | Low Mi. | Typical Mi. | High Mi. |
|---|---|---|---|---|---|
| 1990 | 301 | 75.4% | 35,095 | 53,823 | 69,071 |
| 1989 | 2,065 | 75.2% | 39,988 | 56,327 | 72,446 |
| 1988 | 2,315 | 72.1% | 42,633 | 61,158 | 75,140 |
| 1987 | 2,060 | 72.7% | 44,643 | 65,387 | 81,259 |
| 1986 | 886 | 68.6% | 38,584 | 53,440 | 68,596 |
| 1985 | 777 | 74.6% | 38,338 | 51,962 | 68,627 |
| 1984 | 800 | 73.1% | 37,048 | 53,178 | 69,817 |
| 1983 | 655 | 70.1% | 43,977 | 60,176 | 74,468 |
| 1982 | 581 | 75.0% | 46,638 | 61,235 | 74,633 |
| 1981 | 457 | 69.1% | 44,062 | 61,146 | 79,879 |
| 1980 | 461 | 65.9% | 36,209 | 56,053 | 72,481 |
| 1979 | 298 | 74.8% | 27,221 | 46,814 | 64,860 |
| 1978 | 299 | 78.3% | 31,917 | 43,354 | 66,383 |
| 1977 | 194 | 72.2% | 37,578 | 58,732 | 75,520 |
How Long Does a Fiat X1/9 Last?
Based on 1,557 Fiat X1/9 vehicles on UK roads.
Fiat X1/9 Mileage Distribution
Total mileage recorded across all Fiat X1/9 MOT tests. If the car you're looking at is above the 75th percentile, it's done more miles than most.
Best Year to Buy a Used Fiat X1/9
Based on MOT pass rates across all registration years with sufficient test data.
78.3% MOT pass rate from 299 tests
65.9% MOT pass rate from 461 tests
The best year to buy a used Fiat X1/9 is 1978, which has the highest MOT pass rate at 78.3% across 299 tests. The 1980 model year has the lowest pass rate at 65.9% — if you're looking at one from that year, budget for potential repairs and get a thorough pre-purchase inspection.
How Does the Fiat X1/9 Compare?
MOT pass rates compared to similar models. Click any model for the full breakdown.
| Model | Pass Rate | Tests | Typical Mileage | Lifespan |
|---|---|---|---|---|
| Fiat X1/9 THIS CAR | 72.7% | 12,245 | 57,094 mi | 49 yrs |
| Fiat Punto | 68.7% | 6,712,102 | 61,468 mi | 32 yrs |
| Fiat 500 | 76.9% | 3,854,072 | 42,469 mi | 18 yrs |
| Fiat Ducato | 75% | 1,962,737 | 48,690 mi | 38 yrs |
| Ford Kuga Titanium Edition Ecoblue | 88.2% | 4,334 | 32,165 mi | — yrs |
Compared to the Fiat Punto (68.7% pass rate) and the Fiat 500 (76.9% pass rate), the Fiat X1/9 sits in the middle of the pack on MOT reliability.
Found a Fiat X1/9 you like?
Run a full vehicle history check on the specific car. See finance, stolen, write-off, mileage and MOT data for that exact vehicle.
Check a specific Fiat X1/9Should you buy a used Fiat X1/9?
The Fiat X1/9 has an overall MOT pass rate of 72.7% across 12,245 real MOT tests — roughly in line with the UK average.
The most common problems on the Fiat X1/9 are suspension component mounting prescribed area is excessively corroded (927 recorded failures), parking brake: efficiency below requirements (835), and parking brake recording little or no effort (360). These are the faults most likely to cause an MOT failure on this model, so check for them carefully on any test drive or pre-purchase inspection. Many are wear-and-tear items that can be budgeted for, but a car that's already failing on multiple fronts may signal neglected maintenance.
A typical Fiat X1/9 owner drives around 413 miles per year. If the car you're looking at is significantly above this, expect more wear on suspension, brakes and tyres. If it's well below, the vehicle may have been sitting unused — check for perished rubber, corroded discs and stale fluids.
In terms of longevity, most Fiat X1/9 models stay on UK roads for around 49 years — a strong showing that suggests solid build quality and readily available parts. If you're buying one that's already approaching that window, the data suggests it has plenty of life left provided it's been maintained.
Before committing to a purchase, we recommend running a full vehicle history check on the specific car. This will reveal any outstanding finance, stolen markers, write-off history and mileage discrepancies that the seller may not disclose — and that the MOT data alone can't tell you.