2009 Toyota IQ 1.0L Petrol · YY59 FKM

A prolonged four-year gap in the official testing history between June 2022 and September 2026 represents the defining mechanical risk for this vehicle, indicating a long period of dormancy that could exacerbate previous wear patterns. When the vehicle was last presented for an MOT on 27 June 2022, it secured a pass but carried notable advisories for worn, pitted, and scored rear brake discs, alongside cracking and perishing tyres on both axles. This latest recorded outcome, combined with a previous major failure in 2020 for an excessively binding nearside front brake and split anti-roll bar dust covers, points to a vehicle that suffers primarily from static deterioration and component seizure rather than high-mileage mechanical fatigue. Averaging under 1,900 miles per year over its seventeen-year lifespan, this vehicle has experienced an exceptionally low-use duty cycle. While low mileage keeps major engine and gearbox wear to a minimum, it introduces specific mechanical vulnerabilities associated with lack of use. The lack of regular heat cycles and physical movement often leads to the drying out of engine seals, moisture accumulation in the exhaust system, and the seizing of moving chassis parts. Given the four-year lapse in testing up to 2026, these standing risks are significantly amplified, making it highly likely that rubber bushes, braking components, and auxiliary belts have degraded further while stationary. Prospective buyers must pay close attention to the braking system during a physical inspection and test drive, particularly given the 2020 failure for a binding nearside front caliper and the 2022 advisories for pitted rear discs. On the road, feel for any steering pull under braking or a persistent dragging sensation, which would indicate the front caliper has seized again during its period of inactivity. Listen for grinding or squealing noises from the rear, and check the physical condition of the rear discs through the wheel spokes for heavy corrosion or deep scoring. Additionally, the recurring advisories for perishing and cracking tyres on both front and rear axles suggest the rubber compounds have reached the end of their safe service life; these must be inspected for sidewall cracking and tread-groove perishing, and likely replaced immediately to ensure roadworthiness. The front suspension also requires careful evaluation, specifically the anti-roll bar linkage ball joints which failed in 2020 due to split dust covers. Although these were replaced or repaired to pass the subsequent test, the rubber boots on all suspension joints, track rod ends, and steering rack gaiters should be checked for fresh splitting or dry rot caused by age and standing. During the test drive, negotiate uneven road surfaces and speed bumps while listening for knocking, rattling, or creaking sounds from the front end, which would indicate play in the anti-roll bar links or worn suspension bushes. A thorough inspection of the underbody for structural corrosion is also essential, as vehicles left standing for long periods in the UK climate are highly susceptible to rust on subframes and brake lines.