2021 Land Rover Discovery HSE D Mhev Auto 3.0L Diesel · SA71 HCX

A clean three-test MOT run with zero advisories across consecutive annual examinations points to a vehicle that has so far maintained its roadworthy presentation well, with no component flagged for monitoring or imminent attention by the DVSA tester. Each of the most recent tests on 10 July 2026, 11 July 2025 and 12 July 2024 returned a pass with no defects recorded, indicating that none of the items an MOT inspector specifically examines — suspension components, brakes, tyres, exhaust integrity, lights, steering, structure, or emissions — showed measurable deterioration at the time of testing. The stability of this pattern, rather than a fluctuating series of advisories, suggests that wear-related degradation has not progressed to a stage where individual components are visibly approaching their service threshold within the MOT testing scope. While a clean MOT history does not constitute a mechanical guarantee, it does confirm that the vehicle has not yet failed on any safety, structural or emissions criterion during this period. The mileage profile is the more pressing aspect of this vehicle's history. At 91,571 miles on a 2021 model, the annual accumulation rate of roughly 18,314 miles per year is well above the typical UK average and places the Discovery in high-mileage territory for its age. This kind of sustained usage places greater mechanical demand on the consumables and mechanical assemblies that the MOT does not specifically measure — including the engine oil and filter service life, transmission fluid, MHEV 48-volt ancillary components, transfer box, propshaft universal joints, and the air suspension struts, compressor and valve block that are characteristic of the Discovery platform. It also accelerates wear of the rear main seal, turbocharger oil feed and the mild-hybrid electrical system, which on a high-mileage example warrants closer inspection rather than assumption of long remaining life. The mileage progression between tests should be reviewed carefully to confirm that no unusual spikes or unexplained gaps exist in the recorded odometer history. For a prospective buyer, the test-drive should focus on the symptoms most commonly associated with high-mileage Land Rover Discovery MHEV examples, even though none have yet been flagged at MOT. Listen for any clonks or thuds from the front suspension over uneven surfaces, which can indicate worn lower wishbone bushes, anti-roll bar drop links or front air spring fatigue, and pay particular attention to any delay, uneven raising or warning message from the air suspension during cold starts. Check for excessive vibration through the steering wheel or brake pedal, which on a Discovery can point to warped front discs or a worn front propshaft centre bearing, and feel for any pulling under braking that might indicate a binding brake caliper. Inspect the underbody and the air suspension compressor and valve block for any signs of oil misting or residue, and confirm that the engine bay and areas around the turbo and intercooler pipes show no evidence of oil leaks or recent top-up. A live diagnostic scan is also advisable on a MHEV vehicle of this age and mileage to confirm that no dormant fault codes are present within the 48-volt mild hybrid network, the transmission control module, or the air suspension ECU, none of which fall within MOT scope but all of which can become costly on a Discovery. Examine the condition and age of the tyres closely, as uneven inner-edge wear on a high-mileage four-wheel-drive vehicle often points to alignment or suspension geometry wear rather than simple ageing of the tyres. Finally, confirm that the service history records continuous timely maintenance, particularly oil and filter changes at manufacturer intervals, transfer box and differential fluid renewals, and any documented replacement of the air suspension components, as the combination of clean MOT results and high mileage will only remain reassuring if supported by an equally disciplined maintenance record.