1998 Toyota Starlet 1.3L Petrol · S748 AWV

A persistent exhaust and emissions issue defines the mechanical history of this 1998 Toyota Starlet, with blue smoke during acceleration flagged as an advisory at every recorded MOT since at least 2021 and carbon monoxide exceedances after the second fast idle causing outright failures on both 28 June 2021 and 4 July 2022. The pattern suggests ongoing wear within the combustion or lubrication system, typical of a high-mileage four-cylinder of this age, where valve stem seals, piston rings, or turbo/suction-side oil ingestion can all contribute to elevated CO and visible smoke under load. The most recent test on 24 July 2024 recorded a pass, but only after a fail two days earlier on 22 July 2024 attributed to a major exhaust gas leak and an emissions test that could not be completed because the exhaust was blowing, and an earlier 8 July 2024 fail for a major central exhaust leak. That sequence indicates the system was actively failing on two consecutive attempts before being remedied in time for the 24 July pass, so the underlying exhaust integrity and emission compliance remain a concern rather than a resolved matter. The recorded mileage of 149,829 miles across roughly 28 years equates to around 5,351 miles annually, which is low for the age and points to either extended periods of light use or intervals where the car was stood off the road. Testing has been broadly annual since 2021 with no obvious multi-year gaps, so the mileage accumulation itself appears gradual rather than erratic, but the chronic advisory pattern still reflects an engine and underbody that have endured significant total running time. The repeated wording of the nearside rear suspension mounting corrosion advisory across the 2021, 2022, and 2023 tests, alongside the broader 2023 advisory noting the fuel tank and vehicle underside as heavily corroded, reinforces that corrosion exposure rather than mileage-driven mechanical wear is the dominant theme beneath the bodywork. Any prospective buyer should treat the exhaust system as the primary inspection target. On a cold start, watch for visible blue/grey smoke from the tailpipe that thickens under hard acceleration, and listen for any blowing, ticking, or metallic rattles from the manifold, downpipe, and centre section that would indicate a gasket or flex-joint failure similar to those that caused the 2024 major leak failures. On the road, confirm there is no significant loss of power, misfire, or rough idle that could accompany an engine breathing oil into the combustion chamber. Given the CO exceedance history, request confirmation that the engine management system is functioning correctly, that the lambda sensor and catalytic converter are in serviceable condition, and that any recent exhaust repair addresses both the leak source and the underlying cause of the smoke rather than simply silencing the symptom. The corrosion advisories demand close physical inspection, particularly of the nearside rear outer sill and door sill mounting area, the fuel tank and its retaining straps, and the general underside structure. On a test drive, listen for clonks, thuds, or vague steering responses over bumps that would suggest compromised suspension mountings, and check for uneven tyre wear given the 2021 advisory of nearside front outer-edge wear, which can indicate tracking or suspension geometry issues aggravated by worn components. Verify the seatbelt webbing integrity noted as slightly damaged in 2024, confirm the nearside front direction indicator is securely mounted, and inspect the windscreen for any new stone chips that could migrate into the driver's swept area. Finally, examine the power steering pipework referenced in 2024 for surface corrosion, as steering pipes on a 28-year-old vehicle are particularly vulnerable to pinhole leaks under hydraulic pressure.