2017 Fiat 500X 2.0L Diesel · WV17 XFA

The 2017 FIAT 500X presents a mixed maintenance picture, with the most recent MOT history showing a recurring engine MIL fault that remains unresolved. In the February 2026 test at 40,857 miles, the vehicle initially failed due to an inoperative engine management light alongside worn rear suspension bushes, then passed on the same day after rectification. This pattern suggests reactive rather than proactive servicing, with the tester flagging the same rear suspension bush wear on both the initial and retest submissions. The trend is neither clearly worsening nor improving, but the repeated MIL fault across multiple years indicates an intermittent or deliberately cleared diagnostic trouble code rather than a permanent repair. The recorded mileage of 40,857 miles over approximately nine years equates to roughly 4,540 miles per year, which is notably low for a vehicle of this age. The MOT record shows a gap of over three years between the February 2024 pass at 32,452 miles and the February 2026 test at 40,857 miles, during which the vehicle accumulated 8,405 miles. This suggests either a period of very light use or a gap in testing history, though the annualised figure remains well below the UK average. Low mileage can reduce wear on drivetrain components, but prolonged standing risks tyre perishing, brake surface corrosion, and dried suspension bushes, all of which appear in the record. A buyer should focus their physical inspection on the rear lower suspension arms, where worn pins or bushes have been flagged in the most recent test. While the tester noted no excessive movement, this wear typically accelerates and can lead to vague steering and uneven tyre wear if left unaddressed. The engine MIL fault, appearing in both the 2025 and 2026 tests, warrants a full diagnostic scan for stored fault codes before purchase, as it may point to emissions system issues, sensor degradation, or catalytic converter inefficiency. Tyre condition has been a consistent advisory theme, with inner edge feathering and cracking noted across multiple tests, suggesting possible wheel alignment drift or neglected tyre rotation. Brake components and structural underbody corrosion should also be checked, given the vehicle's age and the likelihood of standing periods between use.