2004 Jaguar S-Type 2.7L Diesel · JKH 67L

The most recent DVSA MOT test on 18 February 2023 resulted in a pass, though it carries forward two recurring advisories that warrant careful attention. Notably, the same vehicle failed an MOT just two days earlier on 16 February 2023 due to a Major defect concerning the offside front seat belt anchorage, where the prescribed area strength or continuity was significantly reduced at the outer sill. This is a serious structural and safety concern, indicating corrosion or mechanical failure at a critical seat belt mounting point. The fact that the defect was remedied and a pass was secured two days later is reassuring, but it is a strong indicator of sill corrosion, which on a 22-year-old Jaguar S-Type can spread unseen beneath trim and outer body panels. Furthermore, the identical Major failure occurred in February 2022 at the nearside outer sill, demonstrating that corrosion at the seat belt anchorages is a recurring or progressive issue. The overall maintenance trend is therefore somewhat mixed, with the vehicle passing its tests but showing a pattern of structural corrosion around safety-critical anchorage points that buyers must verify has been professionally and durably repaired. The recorded mileage of 81,338 miles over approximately 22 years equates to an average annual mileage of around 3,700 miles, which is substantially below the typical usage for a vehicle of this age. There is a notable absence of MOT records between May 2019 and November 2020, and again between November 2020 and February 2022, suggesting periods of either non-use, SORN status, or missing test history. Such low annual mileage and any extended standing periods carry specific mechanical implications, including degradation of rubber and polymer components, corrosion of brake discs due to moisture and lack of regular use, potential seizure of brake calipers, draining of the 12V battery, and deterioration of hydraulic fluids such as brake fluid and coolant beyond their calendar-based service intervals. The recorded mileage progression across the available tests is consistent and does not suggest rapid accumulation or clock tampering, but the vehicle should be treated as age-stressed rather than mileage-stressed. Given the history of recurring advisories on the offside rear tyre and nearside rear service brake, a prospective buyer should conduct a targeted inspection. The offside rear tyre has been flagged for slight damage, cracking, or perishing at three consecutive tests, suggesting the issue was either not rectified or that the replacement tyres are similarly aging. Tyres on a low-mileage vehicle perish from age rather than wear, so all four tyres, including any unused spare, must be inspected for sidewall cracking and checked for a recent DOT date code, as rubber older than five years should be replaced regardless of tread depth. The nearside rear brake binding is another recurring advisory, and on a test drive the buyer should listen for any grinding or rubbing noise from the rear wheels when cold, check for excessive heat from the wheel after driving, and verify that the vehicle rolls freely on level ground with the handbrake released. A binding caliper leads to uneven pad wear, reduced fuel economy, and potential rear brake drag, and the caliper mechanism or sliding pins may require attention. Additional checks appropriate to this vehicle's age and low usage are essential. The 2020 test recorded a Major ABS warning lamp fault, alongside multiple perished dust covers on the rear anti-roll bar linkages and suspension rod ball joints, all of which were remedied for that pass. Buyers should now inspect these components for any renewal or further deterioration, listening for clunks or knocks from the rear suspension over uneven roads, as perished gaiters allow dirt ingress and accelerate wear on the joints themselves. The historic seat belt anchorage failures at both outer sills must be physically inspected, ideally with the vehicle on a ramp, to confirm that professional repairs have not been undermined by further corrosion. Finally, verify the service history for time-based replacements including brake fluid, coolant, and the timing belt, as calendar age rather than mileage dictates these schedules on a 22-year-old vehicle, and ensure the 12V battery is in good condition as prolonged standing periods are particularly harsh on battery longevity.