2006 Citroen C1 1.0L Petrol · SL06 XVR

The most recent DVSA examination on 19 May 2026 resulted in a Pass, albeit with a minor defect recorded against the position lamps and two advisories: some light corrosion at the rear and a noted exhaust blow. Reviewing the trajectory across the recorded tests, the maintenance trend is best characterised as gradually worsening rather than stable. A recurring theme of corrosion-related advisories has emerged progressively, beginning with the rear exhaust minor leak in 2021, escalating through anti-roll bar and coil spring corrosion in 2023, sub-frame and structural sill advisories in 2025, and culminating in the rear light corrosion advisory at the most recent test. The April 2025 failure, which involved an excessively corroded offside rear suspension mounting prescribed area reducing structural strength, is particularly significant as it suggests the structural integrity issues are advancing beyond cosmetic deterioration into load-bearing territory. This is a clear pattern of calendar-driven degradation consistent with a vehicle of this vintage exposed to typical UK conditions. The recorded mileage of 92,320 miles against a 2006 registration equates to an annual average of approximately 4,616 miles, which is substantially below the national average and indicates either genuine light use or extended periods of standing. This profile presents a mixed mechanical picture. Lower mileage generally means reduced wear on internal combustion components, clutch, and major drivetrain elements; however, the MOT record confirms the downside risks associated with limited use, including standing corrosion on the sub-frames, coil springs, anti-roll bar, and inner sills, as well as a binding offside front service brake noted in 2022, which is characteristic of a caliper that has corroded or seized due to infrequent operation. The advisory history of deteriorating drop link bushes, oil leaks from the front of the engine, and a persistently leaking exhaust further suggest that calendar age, rather than mileage, has been the dominant wear mechanism on this particular C1. For a prospective buyer, a thorough physical inspection is strongly advised, focusing on the areas flagged by DVSA. The corrosion advisories should be examined by jack-raising the vehicle and inspecting the front and rear sub-frames, inner and outer sills, and rear prescribed areas around the suspension mountings with a torch and, ideally, a magnet to gauge metal thickness. Light surface corrosion that has not compromised structural rigidity can be treated and inhibited, but the buyer should be wary if the 2025 advisory on the offside rear outer sill has progressed, as that item was on the cusp of failing at the last full structural assessment. The exhaust blow noted in 2026 should be listened to on a cold start and at idle, as a whistling or tapping noise that changes with engine speed indicates either a failed joint or a perforated silencer or downpipe. On a test drive, listen for clonking or knocking from the front suspension over speed humps and uneven roads, which would indicate worn bushes or drop links; any steering vagueness or knocking through the column could point to the anti-roll bar linkage deterioration referenced repeatedly since 2023. The offside front brake, flagged as binding in 2022, should be checked by driving slowly and feeling for any pulling to one side, or by ensuring the wheel rotates freely by hand when cold after the car has been stood for several hours. Beyond the flagged defects, several age-related checks are pertinent given the low annual mileage and twenty-year-old platform. Tyre sidewalls should be examined for perishing and cracking, as rubber compounds degrade with age regardless of tread depth, and any tyres fitted before 2022 should be replaced on safety grounds even if legal. The 12V battery is likely approaching the end of its service life and should be load-tested, as intermittent starting or electrical gremlins are common on a vehicle that may have been stood for long periods. Brake discs should be inspected for severe surface corrosion, which can cause brake shudder or vibration under heavy application on a car that has not been used consistently. Coolant, brake fluid, and engine oil should all be considered time-expired and due for renewal regardless of the mileage indicated, as standard service intervals for these fluids are typically two to four years. Finally, verify the service book stamps to confirm whether the timing chain, spark plugs, and filters have been replaced at the correct intervals, and consider a compression test or an engine diagnostic scan to assess the health of the three-cylinder unit, particularly given the persistent front oil leak advisory noted since 2023.