2017 BMW I3 0.6L Hybrid electric · YY67 FYK

Corrosion on the front Macpherson strut mountings represents the primary mechanical concern for this vehicle, as evidenced by the most recent MOT pass on 12 August 2026. While the nearside and offside front upper strut mountings were noted as corroded but not seriously weakened, this follows a 2025 advisory regarding split shock absorber dust boots and perishing front tyres. The inspection history shows a transition from a clean record in 2022, 2023, and 2024 to a series of advisories in 2025 and 2026, indicating a developing trend of wear and environmental degradation in the front suspension assembly. The vehicle has covered 60,804 miles over its nine-year lifespan, averaging approximately 6,756 miles per year. This usage pattern is consistent with typical annual mileage for a vehicle of this age. Mechanically, this level of accumulation suggests that while the drivetrain may not have been subjected to high-intensity long-distance running, the components are subject to standard wear cycles. The steady mileage accumulation supports the observation of age-related degradation, such as the rubber perishing noted in the 2025 test and the surface corrosion appearing on the structural mounting points in 2026. A prospective buyer should pay close attention to the front suspension during a test drive to monitor the progression of the reported corrosion and previous boot failures. Listen for any knocking, clunking, or metallic banging sounds when driving over uneven surfaces or speed bumps, which could indicate that the strut mountings or shock absorbers are losing their structural integrity or damping effectiveness. Additionally, check for any uneven steering pull or vibrations through the steering wheel, as compromised strut mountings can affect the vehicle's alignment and handling precision. The previous advisory regarding tyre cracking and perishing should also be verified visually. Examine the sidewalls and tread grooves of the front tyres for any signs of deep cracking or bulging, as these can compromise tyre integrity. Given the history of split dust boots, it is also prudent to inspect the area around the front shock absorbers for signs of oil misting or leakage, which would indicate that the seals have failed and the dampers require replacement.