1983 Jaguar XJ 4.2L Petrol · A440 FPV

The vehicle’s most recent MOT test, conducted on 8 October 2022 at 113,063 miles, confirms it remains roadworthy under current UK standards, though the record lacks any defects or advisories. The pattern over the past four years shows stability—no recurring failures or advisories—though the 2021 test cycle is unusually compressed, with a failed test on 10 August at 110,808 miles followed by a pass just three days later at 110,823 miles. This suggests either a minor oversight in the initial test or a rapid correction of a non-structural issue, but no evidence of worsening mechanical trends. The absence of advisories in the latest pass implies no pending concerns were noted by the tester, though this does not preclude hidden wear in areas not routinely inspected, such as the drivetrain or internal suspension components. The recorded mileage of 113,063 miles over 43 years—approximately 2,629 miles annually—is unusually low for a vehicle of this age, particularly given the Jaguar XJ’s historical reliability issues with rust and suspension wear. The gap between tests in 2021 (a span of just three days) is also notable, as it deviates from the standard 12-month interval and raises questions about whether the vehicle was actively used or stood idle during that period. The lack of mileage progression between 2021 and 2022 (only 2,240 miles in a year) further suggests prolonged inactivity, which could accelerate deterioration in components like seals, fluids, or corrosion-prone areas. Given the sparse MOT history, a prospective buyer should prioritise an independent inspection of the suspension geometry, particularly the rear bushes and coil springs, which are common failure points in this model. The absence of advisories does not rule out degraded rear brake binding or uneven wear, as these issues can fluctuate without immediate MOT implications. Structural integrity is another critical concern—focus on the floorpan for corrosion, especially around the sills and wheel arches, as well as the subframe and rear diff housing, which are prone to rust in older Jaguars. The engine bay should be checked for fluid leaks (coolant, oil, power steering) indicative of worn seals or a failing turbocharger, while the exhaust system warrants scrutiny for cracks or excessive corrosion, particularly near the catalytic converter. Given the low mileage, attention to fluid levels and condition—brakes, clutch (if manual), and differential oil—will reveal whether maintenance has been neglected over periods of inactivity.