2018 Fiat 500 1.2L Petrol · EY18 FXM

The 2018 FIAT 500 presents a stable but mechanically concerning roadworthiness profile. The most recent test on 19 February 2026 at 9,377 miles passed, yet the tester flagged a front inner brake disc worn, pitted, or scored. This represents a clear escalation from the previous two advisories. In March 2025 at 7,703 miles, the front inner brake disc was worn but not excessively corroded. A year earlier, in March 2024 at 6,298 miles, the nearside front inner brake disc received the same corrosion-related advisory. The trend is worsening. What began as surface corrosion has progressed to pitting and scoring, indicating the disc has endured sustained thermal stress or contamination, likely from a binding caliper or seized slide pin that has gone unaddressed across three consecutive annual tests. The mileage pattern is exceptionally low. The vehicle has covered just 9,377 miles over approximately eight years, averaging roughly 1,172 miles per year. The annual increments tell a consistent story: 1,043 miles between March 2022 and March 2023, 1,375 miles between March 2023 and March 2024, 1,405 miles between March 2024 and March 2025, and 1,674 miles between March 2025 and February 2026. There are no suspicious gaps or sudden accumulation spikes. The record is clean and continuous, with no missed test years. However, prolonged low-mileage use can itself cause problems. Seals dry out, brake discs surface-corrode from short trips, and tyres age out before they wear out. A buyer should focus the in-person inspection on the front braking system. The recurring front inner disc advisories across three consecutive MOTs strongly suggest a caliper issue, whether a sticking piston, seized guide pin, or collapsed flexible hose causing residual drag. Have a technician measure disc thickness and run-out, and inspect the caliper for free movement. Check the pad wear pattern; uneven inner pad wear would confirm the binding hypothesis. Beyond the brakes, examine the underside for corrosion given the vehicle's age, paying attention to suspension mounting points, subframe mounting areas, and brake line unions. Inspect tyre sidewalls for age-related cracking, as the low annual mileage means the original or early replacement tyres may have exceeded their safe service life regardless of remaining tread depth.