2002 Toyota Prius 1.5L Hybrid electric · SN52 BZP

A pattern of chassis and underbody wear is already evident on this first-generation Toyota Prius, with five advisories issued at the May 2022 test despite the car passing. The front anti-roll bar ball joints were noted as having slight play, the front suspension arm pins or bushes were worn both sides, and the rear shock absorber bushes were recorded as slightly deteriorated. Alongside these, the rear brake pipes were flagged as corroded though coated in grease or a similar material, and a minor exhaust gas leak was identified. The simultaneous appearance of multiple corrosion and rubber-bush advisories at a single test, rather than isolated items, points to the typical age-related deterioration one expects from a 20-year-old vehicle and suggests these components should be considered for near-term replacement. With 130,947 miles accumulated over approximately 24 years of life, annual mileage works out at roughly 5,400 miles per year, which is notably low for the age of the vehicle. While low annual mileage reduces wear on high-mileage items such as the engine internals and transmission, it frequently accelerates rubber and underbody deterioration through extended standing periods. The 2022 test is the only DVSA record available, leaving a substantial gap between the 2022 inspection and today's date which means at least four years of unrecorded condition changes have occurred, including potential further corrosion of those already-flagged brake pipes, progression of the front suspension wear, and development of additional exhaust issues. Any prospective buyer should prioritise a physical inspection of the components previously flagged. The front suspension should be checked by rocking the wheels fore and aft to detect play in the anti-roll bar ball joints and by listening for clonks over uneven surfaces that would indicate worn trailing arm or wishbone bushes, both common failure points on early Prius models of this age. The rear brake pipes, already noted as corroded though masked by grease, warrant close examination on a ramp for advanced rust scaling, pitting, or thinning of the metal, as brake line failure is a serious safety concern. On the move, the brake pedal should be monitored for any sponginess or excessive travel, which could indicate compromised pipe integrity. The exhaust system should also be inspected thoroughly, as a minor gas leak at the 2022 test may have developed into a more significant fracture, particularly at flexible joints, the heat shield mounting points, or the rear silencer where corrosion commonly takes hold. On start-up from cold, listen for any ticking or hissing that intensifies with revs, and check for visible soot deposits around joints. Given the low annual mileage, the hybrid system's 12V auxiliary battery and the high-voltage traction battery should also be tested for adequate state of charge and capacity, as prolonged inactivity without regular charging cycles is known to degrade both, though verify any drop in hybrid system performance or unusual warning lights during a thorough test drive that includes motorway running to engage the petrol engine under load.