2004 Toyota Yaris 1.3L Petrol · KF03 AAF

A twenty-two year old Yaris with 132,668 recorded miles presents a roadworthiness profile dominated by age-related structural and chassis corrosion rather than mileage-driven mechanical wear. The defining feature of the test history is a clear pattern of advisories centred on the boot floor, front subframe, rear axle and front suspension mounting areas, all of which have been flagged over consecutive tests. The most recent examination on 21 May 2026 resulted in a pass, but the advisory list carried forward from the day-prior failure is telling: a heavily corroded boot floor, front headlamp lens contamination, subframe and rear axle corrosion not considered seriously weakened, an offside front coil spring corroded, and slight play in the offside front track rod end ball joint. One year earlier the same items were again recorded, indicating that while the corrosion has not yet breached structural integrity thresholds, it is progressive and will continue to demand attention. The 2024 test additionally recorded a dangerous advisory for split pins missing from the lower ball joints and an inoperative reverse light, both of which were remedied before the subsequent retest. The vehicle has covered roughly 6,030 miles annually over its lifespan, which is broadly typical for a car of this age and suggests consistent light use rather than long periods of standing idle. There are no significant gaps in the recorded mileage or testing intervals that would indicate extended SORN periods, which is reassuring for components such as brakes, tyres and battery condition that suffer from inactivity. This consistent usage profile means mechanical wear on drivetrain and consumables is proportionate to mileage, but the age itself is the dominant factor driving the advisory pattern, particularly the corrosion affecting underbody and suspension components. For a prospective buyer, the priority inspection areas should be the underbody and front suspension, given the recurring advisories on the offside front coil spring, track rod end ball joint and inner suspension mounting prescribed area at the nearside front wheel arch. On a test drive, listen for clonking or knocking from the front suspension over uneven roads, which would indicate the worn track rod end ball joint has progressed beyond the slight play recorded; any excessive wandering in the steering or vibration through the wheel at speed would warrant further investigation. Examine the offside front coil spring visually for visible cracking or flaking of the metal, as corroded springs on Mk1 Yaris variants are known to fracture and can cause a noticeable drop in ride height or a thump over bumps. The rear shock absorber bushes flagged as slightly worn in 2025 should also be checked for any knocking from the rear axle over rough surfaces. The structural advisories demand a physical inspection rather than a road test. Jack the vehicle and examine the front subframe, rear axle and boot floor thoroughly; while the MOT tester judged these not seriously weakened, the year-on-year recurrence suggests active corrosion that may eventually require welding or subframe refurbishment. The boot floor in particular was noted as heavily corroded in 2026, having previously been repaired with underseal in 2025 and fibre glass in 2024, so a careful look at the repair quality from beneath is worthwhile. Finally, verify the reverse light function, confirm both front headlamp lenses are not so heavily coated in product that they materially reduce beam pattern in winter conditions, and inspect all brake pipes and flexible hoses for surface rust, as a 132,000 mile vehicle of this vintage is at the stage where hidden corrosion on hydraulic lines becomes a likely future failure point.