2007 Ford Fiesta 1.2L Petrol · FN07 KUX

A pattern of emerging corrosion and exterior lamp degradation defines the mechanical trajectory of this 19 year old Ford Fiesta, with the most recent assessment on 20 December 2025 requiring a retest after a headlamp aim failure before ultimately passing the same day. The underlying issue is a steady accumulation of advisories rather than a single catastrophic defect, suggesting a vehicle that is ageing predictably but with several components approaching the threshold where replacement will soon be unavoidable. Headlamp lens degradation was noted on both sides, paired with the headlamp aim failure, indicating that the polycarbonate housings have likely hazed or misted sufficiently to scatter the beam pattern downward. Rear shock absorber oil misting, front drive shaft gaiter deterioration, and previously flagged rear suspension corrosion and wheel distortion together form a consistent theme of wear to suspension, drivetrain sealing, and structural surfaces that a buyer must inspect carefully. Covering 155,432 miles over roughly 19 years equates to an average annual accumulation of approximately 8,181 miles, which sits comfortably within the expected range for a vehicle of this age and use class. This indicates regular rather than occasional service, with no prolonged gaps in MOT testing that might suggest extended standing periods where brake seizure, tyre flat-spotting, or fluid degradation could have occurred unnoticed. The mileage profile therefore points to consistent mechanical usage, which on a Fiesta of this age and mileage typically means that clutch, dual mass flywheel if fitted, timing chain, and gearbox synchro wear should already be factored into the purchase decision. Routine servicing intervals will have placed regular demand on consumables, so the relative absence of brake, tyre, or steering advisories in the MOT record suggests those systems have either been replaced proactively or are still within serviceable limits. For a prospective buyer, the immediate priority is a close physical inspection of the underside, particularly around the rear suspension mounting points where light corrosion was previously advised, as this area on a Mk6 Fiesta is known to progress toward structural failure if left unchecked. Jack the vehicle and examine the rear beam, trailing arm links, and coil spring seats for advanced surface rust, flaking, or any perforation of the metal, and check the nearside rear shock for fresh oil seepage down the body of the unit rather than just a fine mist. On the test drive, listen for clonking noises from the rear over speed humps and uneven surfaces, as this commonly indicates worn shock absorber mounts or deteriorating rear beam bushes, both of which are age related on this platform. The front offside drive shaft CV boot flagged as severely deteriorated on the latest test is a critical item that requires immediate attention, as a torn boot will rapidly allow grease loss followed by water ingress and joint failure. On the road, listen for a rhythmic clicking or knocking from the front offside wheel under sharp low-speed turns, and feel for any vibration through the steering wheel that pulses with road speed. The offside rear wheel distortion previously noted should also be checked by rotating each wheel by hand on the rear axle to feel for buckle or runout, which transmits as a周期性 shimmy through the cabin at higher speeds. Finally, verify headlamp alignment using a flat wall, as the recent aim failure suggests adjustment screws may have shifted or the units themselves may have moved within their mounts due to worn adjustment hardware common on older Fiestas.