2008 Toyota Yaris 1.3L Petrol · LL08 LWT

A recurring theme of underbody corrosion and front suspension wear is shaping the mechanical profile of this 2008 Toyota Yaris, with the advisory list growing steadily across recent tests before culminating in a fail on 2026-03-17 followed immediately by a pass the next day. The rear coil spring corrosion was first flagged in 2024 and has now been joined by corrosion on an offside front coil spring, alongside persistent wear in both front lower suspension arm pins or bushes. The earlier test in 2023 recorded no advisories at all, so the trajectory is clearly worsening, and a buyer should treat underbody integrity as the primary mechanical concern. The fail itself does not appear in the record with listed failure defects, suggesting the rectification was carried out at the same test centre and may have been relatively minor, but the day-to-day advisories tell a more telling story about age-related deterioration. With only 45,221 miles recorded over approximately 18 years, average annual mileage works out at around 2,512 miles, which is exceptionally low for a vehicle of this vintage. Such restricted usage means the engine, transmission and drivetrain have experienced minimal mechanical stress, which typically preserves internal components. However, low-mileage cars of this age are also prone to issues arising from prolonged standing periods, including dry corroded brake components, seized caliper slider pins, deteriorated rubber suspension bushes, and underbody corrosion from road salts and moisture exposure without regular use to displace it. The MOT record supports this pattern, as the first advisory appeared in 2024, followed by a notable escalation in 2025 and 2026. A prospective buyer should pay particular attention to the front suspension on a test drive, listening for clonks or knocking noises over speed humps, uneven road surfaces, and during full-lock manoeuvres at low speed, as both lower arm pins or bushes are flagged. The brake pedal should feel firm and progressive; any judder under braking, pulling to one side, or a brake that fails to release cleanly would warrant investigation, especially given the front brake disc wear advisories and the offside front binding noted in 2025. The steering should self-centre smoothly without vibration through the wheel, and any looseness in the front end would suggest the worn bushes have progressed beyond advisory tolerance. The most pressing area for inspection is the underbody and structural corrosion. The general advisories raised in both 2025 and 2026 indicate surface corrosion is now present across multiple areas, and on a Yaris of this age, particular attention should be paid to the rear coil spring seats, the front subframe mounting points, inner and outer sills, jacking points, and any brake or fuel line routing along the chassis. A thorough visual inspection on a ramp is strongly advised, as the progression from a clean record in 2023 to multiple corrosion advisories within three years suggests the protective coatings are breaking down. A compression test of the engine, an inspection of the coolant and oil seals for any age-related seepage, and a check of the exhaust system for corrosion would all be worthwhile given the low usage combined with the vehicle's age, helping to confirm whether the mechanical fundamentals remain sound beneath the visibly ageing underbody.