2010 Citroen C3 1.1L Petrol · GD59 JCY

A persistent oil leak has been the defining mechanical thread running through this C3's MOT record, logged as an advisory at every single test from January 2023 right through to the most recent pass in January 2026. Although flagged each year as "not excessive" under section 8.4.1 (a) (i), the recurrence across four consecutive certificates indicates an unresolved seepage that has not been rectified between tests. Buyers should treat this as a live defect rather than a historical footnote, because even a modest leak left unattended on a sixteen-year-old vehicle will progressively contaminate surrounding components such as the exhaust manifold, alternator casing, lower engine mount, and undertray, and will mask the emergence of more serious issues. The single failure recorded on 17 January 2024, which was rectified the same day, involved a pair of front windscreen wipers failing to clear effectively and an offside stop lamp not working; both are relatively minor electrical and consumable items rather than structural or powertrain concerns, but together they suggest the wiper linkage and switchgear on this car should not be assumed to be in healthy order purely because the more recent test passed cleanly. With only five MOT entries over the vehicle's life and roughly 32,793 recorded miles, the annual accumulation rate works out at around 2,050 miles per year, which is substantially below what would be expected for a sixteen-year-old supermini. Such a low figure strongly suggests significant periods of inactivity, and it is worth noting that MOT coverage only begins after the third anniversary of first registration, so the record cannot confirm how the car was used during its earliest years. Long standing periods are mechanically significant: they accelerate ageing of rubber components including drive belts, suspension bushes, tyre sidewalls, and brake fluid, while encouraging moisture accumulation in the engine oil, fuel system, and clutch hydraulics. Even if the odometer suggests little wear, the buyer should approach this car recognising that calendar age, not mileage, is likely the dominant factor in its current condition. On a physical inspection, the priority is to trace the source of the recurring oil leak. With the engine warm and the undertray removed or viewed from beneath on a ramp, check the timing chain area, camshaft cover gasket, sump gasket, and the oil filter housing for fresh seepage; any residue should be examined to determine whether it is engine oil or from a higher source such as the power steering or gearbox. Test drive the car and listen for any timing chain rattle on cold start, which would be a more serious concern than a simple gasket seep. Because the recorded mileage is so low, pay particular attention to brake feel; seized caliper slide pins and perished flexible brake hoses are common on low-use vehicles, and the pedal should be firm without excessive travel or sponginess. Inspect all four tyres for cracking, sidewall bulges, or uneven shoulder wear, and confirm the DOT manufacture date to ensure none are significantly older than the vehicle. Finally, the electrical and wiper system flagged in the 2024 failure warrants a direct functional check before purchase. Confirm both front wipers sweep the full screen area without smearing, that the offside stop lamp illuminates crisply, and that all other exterior bulbs including the nearside stop lamp, indicators, and reverse lights function correctly. Operate the heater blower, electric mirrors, and central locking repeatedly, as low-use French hatchbacks of this era are known for brittle switchgear and tired window regulators. Inspect the underbody for corrosion, paying particular attention to the rear axle beam, suspension arm mounting points, and brake pipe routing, as structural advisories have not yet appeared but the car is now of an age where they commonly do. A pre-purchase inspection on a ramp remains strongly advisable given the age, the low recorded usage, and the unresolved oil leak advisory that has now spanned four consecutive tests.