2010 Peugeot 407 2.0L Diesel · LM59 VUJ

A persistent mechanical vulnerability in the rear suspension architecture underpins this Peugeot's roadworthiness history, highlighted by a major test failure in September 2024 due to a serious fluid leak from the nearside rear shock absorber, followed closely by a clean pass a week later after rectification. This suspension defect adds to earlier records noting a corroded offside rear coil spring and a severely deteriorated nearside front constant velocity boot in 2022, which points to a repeating pattern of rubber degradation and suspension wear. While several annual tests spanning from 2018 through 2023 yielded either clean passes or minor advisory notes concerning fitted undertrays, the emergence of structural and damping faults in recent years demonstrates that older peripheral components require consistent vigilance. Accumulating 174,296 miles over its sixteen-year lifespan yields an average of approximately 10,894 miles annually, aligning closely with typical UK driving patterns without displaying abnormal spikes or extended periods of storage. This steady, continuous accumulation suggests the vehicle has remained in active service rather than suffering from the risks associated with prolonged stationary lay-ups, such as deep-seated electrical corrosion or seized auxiliary systems. However, high mileage at this scale places heavy cumulative fatigue on moving drivetrain elements, steering joints, and load-bearing chassis parts, necessitating a thorough examination of how well those high-stress components cope with ongoing road use. When inspecting the vehicle on a test drive, pay strict attention to the rear axle and suspension corners, listening intently for any knocking, clunking, or excessive bouncing over speed bumps and uneven road surfaces that would indicate lingering shock absorber or coil spring fatigue. Check the front driveshafts thoroughly for clicking noises during sharp low-speed turns, which would expose ongoing or recurring CV joint wear, and inspect the steering for any play, wandering, or vibration transmitted through the steering wheel. Finally, verify that the underbody plastic guards are securely fastened and not masking any underlying leaks or corrosion on the chassis rails, brake lines, and suspension subframes.