2006 Lexus RX400H 3.3L Hybrid electric (clean) · FG56 WVL

The 2006 Lexus RX400h presents a highly stable and positive maintenance trend, culminating in a completely clean pass on 28 March 2026 at 127,755 miles with zero defects recorded. The record shows a minor anomaly in July 2024, where a test at 120,558 miles registered a failure despite no defects being listed, swiftly followed by a clean pass at 120,559 miles the same day. This outcome indicates the vehicle currently meets all UK roadworthiness standards across brakes, suspension, emissions, and structural integrity, with a firmly resolving maintenance trajectory free of recurring mechanical faults. Mileage accumulation aligns closely with the typical usage profile for a vehicle of this age, averaging roughly 6,388 miles annually over its twenty-year lifespan. A closer look at the recent chronological data reveals a notable reduction in annual usage. Between the July 2023 test at 110,734 miles and the July 2024 test at 120,559 miles, the vehicle covered nearly 9,825 miles. Since then, the pace has slowed significantly, with only 3,884 miles added by April 2025 at 124,442 miles, and a further 3,313 miles by the March 2026 test. This tapering mileage suggests a shift toward shorter, local journeys, which can sometimes lead to increased battery strain or localized corrosion from a lack of prolonged driving, even though the MOT record remains spotless. Despite the flawless MOT history, a pre-purchase inspection must account for the inherent vulnerabilities of a twenty-year-old hybrid SUV. The lack of recorded advisories is encouraging, but a physical inspection should focus on the hybrid battery's state of health and the condition of the regenerative braking system, as these are high-cost components not always immediately apparent during a standard MOT. Examine the suspension bushes and coil springs for age-related perishing, and thoroughly check the underbody and sills for corrosion, which can compromise structural integrity without triggering an MOT failure until advanced. The recent drop in daily mileage also warrants checking the 12-volt auxiliary battery and ensuring the petrol engine reaches optimal operating temperature regularly to prevent moisture buildup in the oil and exhaust system.