2006 Lexus LS 4.6L Petrol · W11 NDY

The 2006 Lexus LS presents a concerning pattern of recurring mechanical advisories and failures that extends well beyond a single incident. The most recent MOT on 2026-06-03 was passed, but tracing the history backward reveals a consistent deterioration beginning with the 2025-06-20 failed test which carried dangerous status due to a leaking rear brake pipe and compromised front and rear shock absorber damping. This was followed by another failure on 2024-06-24 involving headlamp damage and severely deteriorated front lower suspension arm ball joints, indicating that the same systemic weaknesses persisted across multiple years rather than being isolated events. The overall trajectory from passing results through two separate failed assessments to a clean test in July 2024 suggests the vehicle experienced accelerating wear to critical safety systems before reaching the latest passing result. At 120,905 miles over approximately 20 years, the vehicle accumulates about 6,045 miles annually, which is within the normal range for a model of this age. However, the distribution of MOT tests reveals a problematic usage pattern: the 2025-06-20 failure occurred just weeks after the 2024-06-24 failure, and neither was immediately followed by a subsequent passing test until late 2026. This clustering of failures within a narrow timeframe—spanning less than five months between the two failures—points to either sustained high-usage periods interspersed with longer periods of inactivity, or possibly a breakdown in maintenance following the initial failures. The mileage figure therefore requires careful interpretation, as it masks whether the car was regularly driven or stored intermittently throughout its life, with the latter scenario likely contributing to the progressive degradation seen in the suspension and braking components. The rear lower suspension arms present the most immediate concern, with the 2025-06-20 test noting light oil misting and the 2024-06-24 test documenting severely deteriorated ball joint dust covers on both front and rear sides. On a test drive, you should listen for any clunking or knocking over bumps, as worn bushing surfaces can transmit vibrations through the chassis and cause premature wear of suspension components. The rear brake pipes, which leaked on a hydraulic system, require verification that they have been properly flushed and replaced before trusting the braking performance; even if the current test passed, the presence of a leaking pipe represents a genuine danger. Similarly, the front lower suspension arms showing excessive wear on pins and bushings should be inspected physically for visible play or looseness, and the rear brake disc condition should be checked for scoring or glazing given the history of brake line contamination. Beyond the core safety systems, the 2024-06-24 MOT flagged a headlamp product on the lens, though this is primarily a cosmetic issue that could affect night-time visibility. Combined with the repeated rear suspension and braking system failures, the 2006 Lexus LS carries substantial residual risk to its fundamental safety mechanisms. A thorough pre-purchase inspection should include a detailed visual survey of the rear brake piping for any signs of ongoing leakage, a physical palpation of all lower suspension arm bushings to confirm absence of play, and a controlled test drive that evaluates braking response under deceleration and handling input to detect any remaining vibration or unevenness caused by the compromised shock absorbers. Until these specific components are verified free of active failure, proceeding with the purchase would expose the buyer to unacceptable risk.