2002 Toyota Yaris 1.3L Petrol · CV02 CFN

The most recent DVSA MOT test on 27 January 2026 resulted in a PASS, but it is worth noting that a FAILED test was recorded on the same date, with the vehicle subsequently passing after rectification of a single Prescriptive failure relating to offside front headlamp aim being too low. Aside from this adjustment, the overall maintenance trajectory shows a stable but concerning pattern of recurring advisories rather than improvement. Across the 2023, 2025, and 2026 tests, the same structural and exhaust issues have been flagged repeatedly: rear sub-frame corrosion affecting both forward arms, both nearside and offside rear inner sill corrosion, and an exhaust centre box leak that escalated from a minor leak in 2023 to a major leak at the failed 2025 test before reverting to a minor leak in 2026. This persistence indicates ongoing deterioration of underbody and exhaust components that warrant close physical inspection. The recorded mileage of 37,727 miles on a 24-year-old vehicle equates to an average of roughly 1,572 miles per year, which is exceptionally low and well below the expected annual usage for a car of this age. Such limited mileage suggests either genuinely light use or, more likely given the corrosion pattern, significant periods of standing or very short journeys, neither of which is mechanically benign. Prolonged standing accelerates corrosion through lack of drying airflow, promotes brake disc surface rust and caliper binding, degrades the 12V battery through repeated partial discharge cycles, and prevents the engine and drivetrain from reaching operating temperature, leading to oil dilution, moisture accumulation in fluids, and accelerated seal degradation. Buyers should treat this low figure as an indicator of age-related rather than mileage-related wear. Given the recurring advisories, prospective buyers should carry out a thorough physical inspection beginning with the underbody. The sub-frame corrosion, currently classed as not seriously weakened, must be examined closely on a ramp or over a pit, paying particular attention to the forward arm mounting points where beam corrosion was noted, as these areas can progress rapidly and may compromise suspension geometry and structural integrity if neglected. The inner sill corrosion on both sides should be probed for hidden perforation, especially behind trim panels and wheel arch liners, and a thorough check of the rear suspension mounting points, coil springs, and bushes is advisable. On the test drive, listen for any suspension clunks or knocking over uneven surfaces, as corroded sub-frame bush housings and perished bushes frequently manifest as audible impacts. The exhaust centre box, which has now leaked twice across three tests, should be inspected for active escaping gases, rattling, or visible perforations, and a cold-start check should be performed to listen for blowing sounds or ticking from the exhaust manifold gasket, a known weakness on high-mileage Toyota E-series engines of this era. Beyond the recorded defects, the age and low-mileage profile demands attention to several time-served components that may not be flagged by MOT testing. Tyre sidewalls should be examined for perishing and cracking from age, as tyres older than seven years harden and lose grip regardless of tread depth; the production date code on the sidewall should be checked. Brake discs and calipers, particularly on a vehicle prone to standing, are susceptible to corrosion and seizure, so the caliper slide pins should be freed and the pistons exercised, with the discs inspected for lipping, pitting, or binding. The 12V battery should be load-tested, as prolonged standing is one of the most common causes of premature battery failure on low-mileage cars. Coolant, brake fluid, and gear oil or transmission fluid should be considered for replacement on a calendar basis rather than mileage alone, with brake fluid in particular requiring renewal every two years due to its hygroscopic nature. Finally, the headlamp aim failure recorded in January 2026 is typically a straightforward adjustment, but it warrants confirming that the headlamp mounting brackets and surrounding bodywork have not deteriorated, which can cause repeated misalignment on ageing vehicles. A pre-purchase inspection by a specialist familiar with Toyota E-series models is strongly recommended given the combination of age, structural advisories, and the exhaust deterioration trend.