2021 Fiat 500 POP Mhev 1.0L Petrol · CU71 ATO

A pattern of front-tyre wear on both flanks is the defining mechanical thread across the recorded DVSA history of this 2021 FIAT 500 POP MHEV, surfacing as twin advisories at the October 2025 test. Aside from those two advisory items, the record is otherwise clean: the car passed its first MOT on 4 October 2024 with no defects, and it again passed without advisories on 9 January 2026, confirming the most recent roadworthy status. The symmetrical front-tyre edge wear, however, is a repeat indicator rather than a one-off, and it warrants particular attention given that the same pair was already flagged at the 2025 test, meaning the same axle has now shown a persistent geometry or pressure-related symptom across consecutive examinations. With just 9,112 miles spread across roughly five years, annual mileage sits at approximately 1,822 miles per year, which is markedly low for the age of the vehicle. This pattern of light, intermittent use is significant mechanically because standing periods accelerate degradation of components that rely on regular operation. Brake discs and pads suffer surface corrosion and can develop lipping or bind in the calipers when rarely exercised, the 12V battery suffers cyclic depletion if the car is not driven regularly, and the hybrid system relies on routine running to keep the 48V belt-driven starter-generator and associated electrical ancillaries in serviceable condition. With three MOT tests recorded against a five-year vehicle, the absence of an early first test is consistent with the car having been first registered in 2021 and not requiring an MOT until its third anniversary, so the testing cadence itself is unremarkable. For a prospective buyer, the front-tyre edge wear noted at the October 2025 test is the single most actionable concern. On a test drive, listen for any rhythmic knock or clonking from the front suspension over uneven roads, particularly from the wishbone bushes, anti-roll bar drop links, and top mounts, as these are common wear items on the 500 platform. Pay close attention to steering behaviour: a persistent pull to one side, uneven self-centring, or vagueness through the wheel would point to worn front suspension arms, tie rod ends, or tracking misalignment, which would directly explain the bilateral edge wear. Inspect the front tyres themselves for feathering or a stepped inner or outer shoulder, and verify that the sidewalls are free of cracking or bulges consistent with age rather than mileage, since low-mileage tyres can harden and lose grip after several years regardless of tread depth. Equally important is a thorough check of the braking system given the low-mileage profile. With the car barely covering 1,800 miles annually, the brake calipers may have been sitting idle for extended periods, so feel for any judder or pulsing through the pedal on the first firm application, which would suggest corroded or warped front discs. On a quiet stretch, roll to a stop from around 30 mph and listen for grinding, scraping, or a single dragging caliper that fails to release cleanly. Examine the rear drums or discs for surface rust and confirm the handbrake holds firmly on an incline, as low-use handbrake cables and mechanisms are prone to seizing. Finally, verify that the MHEV system functions correctly by confirming the start-stop operates as expected and that no warning lights relating to the hybrid system, emissions, or braking are present on the dashboard, since any illuminated warning would warrant diagnostic interrogation before purchase.