2009 JAGUAR XK5.0L PETROL

The 2009 Jaguar XK presents a stable and improving mechanical picture at its most recent MOT. The March 2026 pass at 98,864 miles was completely clean, recording zero defects or advisories. This clean bill of health follows a clear pattern of rectification after the May 2025 failure. The previous owner addressed multiple items in a short timeframe, suggesting a reactive but effective maintenance approach. The trend is firmly upward, with the vehicle moving from a heavily flagged test to a fully compliant one within three months. The mileage profile tells a story of very light use. At 98,864 miles from 2009, the annual average sits around 5,816 miles, well below the typical UK figure. The record shows steady, incremental accumulation: 92,754 miles in February 2023, 94,298 miles in March 2024, and 95,863 miles by May 2025. This equates to roughly 1,500 miles per year over the most recent period. Such low mileage often points to short journeys or extended periods of inactivity, which can mask wear from moisture ingress and stale fluids rather than high-mileage fatigue. The jump from 95,863 miles in May 2025 to 98,864 miles in March 2026 represents a notable spike of 3,001 miles in ten months, a significant increase compared to the prior years. Despite the clean recent test, the May 2025 failure reveals underlying vulnerabilities that a buyer must verify have not returned. All four brake discs were flagged as worn, pitted, or scored, indicating aggressive use or prolonged standing causing surface corrosion. A prospective buyer should inspect the discs and pads for uneven wear and check caliper slide pins for binding. The failure also highlighted degraded suspension dust covers on both rear anti-roll bar ball joints and suspension rod ball joints. These boots prevent dirt and water ingress; once compromised, joint wear accelerates rapidly. A physical check for play in these components and the condition of the replacement boots is essential. The headlamp aim and wiper blade defects from the same failure were minor, but they point to a broader pattern of neglected basic upkeep. The dual wiper failure suggests aged rubber, while the low offside headlamp aim could indicate a poorly aimed unit or a sagging suspension spring. Given the low mileage and the age of the vehicle, a thorough underbody inspection for corrosion is critical. Seized brake components, perished rubber bushes, and exhaust system degradation are common on infrequently driven vehicles of this age, regardless of the clean recent MOT. The service history and evidence of fluid changes should be scrutinised as heavily as the mechanical condition.