2005 Jaguar S-Type 2.5L Petrol · HV55 AHX

The Jaguar S-Type in question presents a mixed but ultimately concerning maintenance history, with the most recent February 2026 MOTs—both conducted on the same day—offering no defects despite a failure outcome. This is highly unusual, as a failed test typically requires a retest within ten days, yet the second attempt passed without recorded issues. The absence of advisories or defects in the last three tests (November 2023, January 2025, and February 2026) suggests the vehicle may have been prepared for inspection, masking potential underlying problems. The trend is neither stable nor improving; rather, it is opaque, with no visible pattern of proactive maintenance or escalating concerns. A buyer should treat this as a red flag, as the lack of recorded faults does not equate to a clean bill of health—especially given the age and low mileage, which often correlate with deferred maintenance rather than benign neglect. The vehicle’s mileage of 92,245 miles over 21 years—averaging just 4,393 miles annually—is unusually low for its age, raising questions about its operational history. The gap between the November 2023 test (85,862 miles) and the January 2025 retest (89,002 miles) covers nearly 14 months with only 3,140 miles logged, a pace that suggests the car may have sat unused for extended periods. Such inactivity can exacerbate issues like seized suspension bushes, degraded rubber seals, or binding brake calipers, all of which might not manifest until the vehicle is driven regularly again. The February 2026 tests show a further 3,243 miles in just five months, a slight uptick but still well below average for a car of this vintage. This erratic usage pattern increases the risk of hidden wear, particularly in components like the clutch, gearbox, or cooling system, which degrade even when stationary. Given the sparse and inconsistent MOT record, a prospective buyer should prioritise a thorough pre-purchase inspection, focusing on areas where deferred maintenance is most likely. The suspension—particularly the rear coil springs and bushings—should be checked for corrosion or excessive wear, as low-mileage cars often develop stiffness or uneven ride height from prolonged inactivity. Brake components, including calipers and discs, must be inspected for binding or uneven wear, especially if the vehicle has been driven sporadically. The exhaust system, while not flagged, should be examined for rust or leaks, as older Jaguars are prone to corrosion in this area. Additionally, fluid levels—coolant, brake, and power steering—should be verified, as stagnant fluids can degrade over time. The absence of recorded faults does not preclude serious underlying issues, and this car demands a meticulous hands-on assessment before purchase.