2011 Land Rover Discovery 2.5L Diesel · SW11 NBA

The most recent DVSA examination on 30 June 2025 resulted in a PASS, which is encouraging, but it follows very closely on a FAIL just six days earlier on 24 June 2025. That earlier test recorded major defects on both rear brake hose ferrules being excessively corroded and on the nearside rear anti-roll bar linkage ball joint being excessively worn. Such rear brake hose corrosion on a fifteen-year-old vehicle is a serious safety concern, as a ferrule failure under hydraulic pressure can lead to sudden and total loss of rear braking, and Land Rover Discovery brake hoses are known to deteriorate from the inside out before external swelling becomes visible. The fact that the advisory on the nearside rear anti-roll bar ball joint has appeared repeatedly across the 2023, 2024, and 2025 records, escalating from slight play to excessive wear and now to a major failure on the offside, suggests a progressive deterioration of the rear anti-roll bar linkage assembly. Taken together, the trend across the last three MOTs is one of worsening condition, with brake and suspension wear accumulating steadily rather than stabilising. The recorded mileage of 123,464 miles over roughly fifteen years equates to approximately 8,231 miles per annum, which is broadly typical for a working or family used Discovery rather than exceptionally high or low. There are no significant gaps between annual tests suggesting prolonged standing, and the MOT history is consistently annual, indicating regular use. This average mileage pattern means the vehicle has experienced normal road wear across its mechanical systems rather than either garage-confinement corrosion issues or extreme high-mileage drivetrain fatigue. Nevertheless, at this combined age and mileage, a Discovery of this generation will be approaching the natural end-of-life window for original suspension bushes, coil springs, and certain drivetrain mounts, so age-related deterioration should be assumed even where it is not yet flagged. For a prospective buyer, a physical inspection and test drive should focus particularly on the rear brake system, as the corroded ferrules identified in June 2025 were deemed sufficiently serious to fail the vehicle, and any replacement hoses should be confirmed as recent and of OEM quality. The rear anti-roll bar linkage bushes and drop links should be inspected for perished rubber and vertical play, with attention to any clonking or rattling over speed humps or uneven surfaces during the test drive. The recurring advisories on the offside front brake disc being worn and pitted suggest the disc has been on the edge of tolerance for several years and may now require machining or replacement, particularly as Land Rover front brake shudder under heavy braking is a common symptom of lipped or unevenly worn discs. Any uneven tyre wear, especially on the rear axle, may indicate worn trailing arm bushes or a sagging coil spring, both known weakness points on the Discovery 4 platform, and these should be checked with the vehicle on level ground. Beyond the flagged items, age-appropriate checks remain essential given the vehicle is now fifteen years old. All tyres, including the spare, should be examined for sidewall perishing and cracking regardless of tread depth, as aged rubber can fail catastrophically even with adequate tread. The 12V battery should be load tested, as stop-start cycling and infrequent long journeys can shorten its life, and the engine oil should be checked both for the recurring advisory leak and for evidence of recent servicing with correct Land Rover specification lubricant. Brake fluid, coolant, and the timing belt or chain service history should be verified against the manufacturer schedule, as these fluid and belt replacements are calendar-based rather than mileage-based. Finally, the underside should be examined on a ramp for corrosion to structural members, exhaust mounting, and the rear subframe, as Discovery 4s used in the UK frequently suffer underfloor oxidation that can affect long-term roadworthiness even when not yet at MOT failure thresholds.