2005 Toyota Yaris 1.3L Petrol · FN05 MKA

Progressive structural corrosion is the primary concern for this vehicle, as evidenced by a trend of worsening advisories culminating in the September 2025 pass. While the car passed its latest inspection, the record shows a shift from general underbody surface corrosion in 2024 to specific flags regarding the front sub-frame, rear subframe mounting prescribed areas, and both front and rear suspension components. This indicates a systemic issue with oxidation across the chassis and supporting architecture. An average annual accumulation of approximately 4,147 miles over twenty-one years represents significantly low usage for a vehicle of this age. Such a low-mileage profile often suggests the car has spent extended periods stationary or has been used for very short journeys, which can exacerbate the type of underbody corrosion and brake component seizing recorded in the MOT history. The braking system has shown a pattern of instability, including a dangerous failure for worn offside front pads, a binding caliper, and a major failure for parking brake efficiency within a three-month window in 2024. During a test drive, pay close attention to the brake pedal for any sponginess or unevenness and listen for any scraping or grinding noises from the offside front wheel. Ensure the handbrake holds the vehicle securely on a gradient to verify the previous efficiency failure has been permanently rectified. Given the specific advisories regarding the sub-frames and suspension, a physical inspection of the underside is essential. Listen for knocks, clunks, or creaks when driving over speed bumps or turning the steering wheel at low speeds, as these are common symptoms of corroded suspension bushes and linkages. The progression of rust on the rear subframe mounting areas is particularly critical, as this is a structural point that could lead to more costly repairs if the corrosion advances beyond the current advisory stage.