1999 Jaguar XJ 4.0L Petrol · S99 SOV

The 1999 Jaguar XJ presents as roadworthy with a stable maintenance trend, confirmed by the most recent DVSA test on 21 May 2025 at 85,355 miles which recorded no defects. Prior tests on 29 May 2024 at 85,349 miles and 30 April 2019 at 85,331 miles also passed cleanly. The vehicle shows no worsening mechanical faults across its recorded history. Recorded mileage sits at 85,355 against an approximate 27-year lifespan, equating to roughly 3,161 miles per year and marking this XJ as exceptionally low use for its age. The odometer moved just six miles between the 2024 and 2025 tests. A notable gap exists between May 2019 and the earlier 18 May 2018 test at 84,905 miles, with no recorded MOT activity for roughly eleven months. On 18 May 2018 the car failed initially yet the failure cited no defects, before passing the same day at identical mileage, suggesting an administrative or process anomaly rather than a mechanical fault. The clean advisory record across all tests implies previous keepers maintained basic statutory compliance, though the sparse history leaves suspension bushes, coil springs, and brake disc condition unverified by testers for over six years. Low annual mileage combined with long static periods raises the risk of perished rubber components and superficial corrosion on structural underbody members despite no flagged rust. A buyer should commission a physical inspection of subframe integrity, exhaust emissions under load, and binding calipers given the car's age and dormancy pattern. The absence of recorded advisories should not substitute for measuring tyre tread depth and checking for fluid leaks at the transmission and power steering lines before purchase.