2012 Land Rover Discovery 3.0L Diesel · AY12 JDK

This Discovery’s most recent MOT test on 2025-12-03 confirms it remains roadworthy, though the immediate preceding test on 2025-11-17—just 16 days earlier—was a failure without recorded defects. This anomaly suggests either an administrative error or a last-minute correction, but the lack of defects in either test implies no major mechanical failures were detected. The trend over the past three years shows consistent pass rates with no advisories, indicating the vehicle has avoided repeated or escalating issues. However, the proximity of the two November 2025 tests raises caution: either the tester overlooked critical components, or the vehicle was driven briefly between tests to rectify an undocumented fault. The recorded mileage of 189,760 miles over 14 years equates to an average of 13,554 miles annually, which is unusually high for a vehicle of this age. The gap between tests in 2024 (175,671 miles) and 2023 (159,701 miles) shows 15,970 miles covered in under a year, suggesting either intensive use or extended periods without maintenance. There are no gaps longer than a year between tests, which could indicate regular servicing, but the high mileage per annum implies accelerated wear on suspension bushes, coil springs, and drivetrain components. The absence of advisories in any test does not guarantee these areas have been addressed, particularly if the vehicle has been driven hard or stored unsafely. Given the lack of documented faults, an in-person inspection should prioritise the suspension system, particularly the rear bushes and coil springs, which are prone to fatigue at this mileage. The braking system—especially rear calipers and discs—should be checked for binding or uneven wear, as the November 2025 failure suggests either a tester oversight or a minor but recurring issue. Structural corrosion, particularly around the sills, wheel arches, and subframe, must be examined, as rust can compromise the vehicle’s integrity without always being flagged in an MOT. Finally, the exhaust system should be inspected for leaks or excessive corrosion, as emissions-related failures are often the first to appear in older vehicles. The absence of advisories does not preclude these areas from requiring attention.