The Lexus RX300, produced from 1999, established itself as a pioneering luxury compact SUV, blending the practicality of an SUV with the refined comfort and quiet ride characteristic of Lexus vehicles. Built on a shared platform but distinguished by premium appointments and meticulous engineering, the RX300 features a smooth 3.0L V6 engine and a standard All-Wheel Drive system, offering a balanced combination of performance, stability, and a luxurious driving experience. Its design prioritized passenger comfort and a quiet cabin, making it a compelling choice for consumers seeking a sophisticated and reliable vehicle for both daily commutes and longer journeys.

This comprehensive service manual provides in-depth technical information for the Lexus RX300 (XU10 chassis). It covers all essential aspects of vehicle maintenance, diagnosis, and repair, including detailed procedures for the 1MZ-FE engine, U151F automatic transmission, and AWD system. Readers will find extensive guidance on electrical systems, brakes, suspension, steering, HVAC, and bodywork, supported by detailed schematics and troubleshooting guides. This manual is an indispensable resource for owners and technicians aiming to maintain the optimal performance, reliability, and longevity of their Lexus RX300.