2012 Land Rover Discovery 3.0L Diesel · OV62 HRM

A pattern of significant braking system failures in mid-2024, immediately followed by a clean pass and then a major prop shaft failure in 2025, defines the mechanical trajectory of this Discovery rather than any single clean test result. The 2024-07-01 test recorded dangerous defects on the nearside front brake hose leaking under hydraulic pressure alongside both rear service brakes binding excessively, a combination that would have rendered the vehicle unroadworthy. By 2024-07-15 the vehicle passed without advisories, suggesting those components were addressed, and the 2026-07-14 test also returned a clean pass with no defects recorded. However, the intervening 2025-08-12 failure for an excessively worn prop shaft bearing cannot be overlooked, particularly because the subsequent pass just two days later on 2025-08-14 still carried advisories for the same nearside front tyre and nearside front track rod end ball joint noted at the failure. The recent clean outcome is therefore encouraging but sits alongside a history that has produced multiple major and dangerous defects within a short window. With 128,182 miles accumulated over approximately fourteen years, the vehicle is running at roughly 9,156 miles per year, which sits within a broadly typical band for its age. The testing record shows no multi-year lay-up gaps, with annual or near-annual MOTs consistently logged across the period, indicating that the vehicle has remained in regular use rather than long-term storage. For a Land Rover Discovery of this age and mileage, regular annual usage helps keep seals, brake components, and drivetrain bearings functioning, but it also means consumable wear has accumulated steadily rather than being concentrated into a short period. The mileage bracket places considerable demand on suspension bushes, brake discs, propshaft universal joints, and the rear brake calipers that were flagged as binding in 2024. Given the specific defects recorded, a prospective test drive should place particular emphasis on the braking system. The 2024 records show both rear service brakes binding excessively, which on a Discovery typically points to seized caliper slides or stuck handbrake mechanism, and a leaking front brake hose, which can manifest as a brake pedal that does not return fully, a soft pedal under load, or visible fluid tracking down the hose body or around the caliper. During the road test, the buyer should drive at low speed and feel for any pulling to one side under firm braking, listen for grinding or scraping from the rear corners, and confirm that the handbrake holds and releases cleanly without leaving the rear brakes dragging. The prop shaft bearing failure in 2025 is also a known weak point on the Discovery 4 platform, and any vibration felt through the floor under acceleration, particularly between 30 and 50 mph, or a clonking noise on drive take-up warrants immediate inspection of the centre bearing and all universal joints. The persistent advisories on the nearside front track rod end ball joint and the nearside front tyre wearing on the edge should also be followed up directly. Even slight play in the track rod end joint will manifest as vague or wandering steering at speed, a knocking noise over bumps, or uneven tyre scrub across the front axle, and it should be confirmed whether the joint has been replaced or simply re-tested and passed. The advisory on the tyre wearing on the edge is consistent with the geometry being out of specification, so a four-wheel alignment check is advisable regardless of recent work. Finally, given the age and mileage, the underside should be examined with the vehicle on a ramp for corrosion on the rear subframe, brake pipes running along the chassis rails, and the condition of the propshaft flex discs, all of which are routine but relevant failure points on a Discovery of this vintage.