2004 Land Rover Discovery 2.5L Diesel · HV04 FJC

The most recent MOT on 20 May 2026 was passed with no recorded defects, continuing a pattern of clean annual tests since 2020. However, the record shows a recurring theme of slight play in the off‑side front lower suspension arm ball joint, severely deteriorated dust covers on both front lower ball joints, and advisory notes on rear body‑panel corrosion that have persisted for three consecutive years. A single failure in June 2025 for headlamp aim indicates that the lighting alignment was out of specification at that time but has since been corrected. Overall the trend is relatively stable – no major safety failures – but the persistence of suspension and corrosion advisories suggests gradual wear that should be monitored. At 95,518 mi the vehicle averages roughly 4,300 mi per year, which is low for a 2004 model. Such modest annual mileage often points to periods of limited use or extended storage, both of which can accelerate age‑related degradation despite the low wear on moving parts. Low utilisation can lead to tyre sidewall perishing, battery sulphation, and fluid breakdown, while still leaving the chassis and suspension exposed to long‑term corrosion, especially in a vehicle that has already been flagged for rear structure rust. The mileage figure does not raise immediate concerns about high‑stress components such as the drivetrain, but the age of the vehicle means that many wear items will be approaching the end of their service lives regardless of miles logged. When you inspect the vehicle, give particular attention to the front lower suspension arms. Feel for any lateral or vertical play by rocking the wheel at the 12 o’clock and 6 o’clock positions; excessive movement or a distinct clunk on cornering or over bumps can indicate that the ball joint is nearing the end of its usable life and will need replacement. The dust covers, noted as severely deteriorated, should be examined for missing pieces or torn fabric, as their loss allows moisture and grit to accelerate ball‑joint wear. Check the rear body panels for any expanding rust patches, especially around the wheel arches and rear bulkhead, and probe for any flex or audible creaking that could suggest structural weakening. Verify that the headlamps are correctly aimed – a mis‑aimed beam will cause glare to other road users and may be a sign of worn headlamp adjusters or mounting brackets. Given the vehicle’s age and low usage, also inspect the tyre tread depth and sidewall condition; even if the tread appears adequate, sidewalls can become brittle and develop cracks that are not mileage‑related. Test the 12 V battery for voltage under load and look for signs of corrosion on the terminals, as long periods of inactivity can reduce capacity. Examine the brake discs for surface rust, scoring or uneven wear, and ensure the calipers move freely without binding, as standing can cause piston seizure. Finally, confirm that all service fluids – engine oil, coolant, brake fluid and gearbox oil – have been changed at appropriate calendar intervals; fluid discoloration, sludge or a burnt smell are clear indicators that a time‑based service is overdue. A thorough visual and tactile inspection combined with a careful test‑drive will reveal whether the recurring suspension and corrosion advisories are merely cosmetic or require imminent remedial work.