The 2000 Scrambler 400 2x4 is a sport-oriented All-Terrain Vehicle (ATV) renowned for its agile handling and robust performance. Featuring a 398 cc liquid-cooled, single-cylinder 2-stroke engine and a Continuously Variable Transmission (CVT) with high, low, neutral, and reverse gears, this ATV is engineered for trail riding and recreational use. Its design emphasizes a favorable power-to-weight ratio, making it a capable machine for various off-road conditions. The Scrambler line, including this model, has historically been recognized for delivering an engaging and dynamic riding experience. This comprehensive factory service repair manual provides detailed guidance for the maintenance, repair, and servicing of the 2000 Scrambler 400 2x4. It covers essential areas such as general information, specifications, engine and fuel system service, drivetrain, suspension, steering, brakes, and the electrical system, including wiring diagrams. Designed for both do-it-yourself enthusiasts and professional mechanics, this manual offers step-by-step instructions, diagnostic troubleshooting, and hundreds of photos and illustrations to ensure efficient and accurate upkeep, ultimately helping to maintain the vehicle's optimal performance and longevity.