The Scrambler 400 2x4 & 4x4, produced in 2000, is a performance-oriented sport all-terrain vehicle (ATV) known for its aggressive styling and capable engine. Building on an established reputation, this model was designed to compete in the sport ATV segment, offering versatility for both trail riding and dynamic sport use. Its engineering focused on delivering a powerful and responsive riding experience, characteristic of a commitment to performance and rider enjoyment. This comprehensive service repair manual provides detailed instructions for the maintenance, troubleshooting, and repair of the 2000 Scrambler 400 2x4 & 4x4 ATV. It covers essential systems including the powertrain, chassis, and electrical components, offering step-by-step procedures for engine service, transmission upkeep, brake system maintenance, and suspension adjustments. The manual is designed to assist owners and technicians in keeping the vehicle in optimal condition, ensuring reliability and longevity through clear guidance and factory-level technical information. 🏷️ Basic Information Identification Make: Polaris Model: Scrambler 400 2x4 & 4x4 Year: 2000 Vehicle Type: All-Terrain Vehicle (ATV) Codes Product Name: POLARIS SCRAMBLER 400 2X4 & 4X4 ATV 2000 ATV Service Repair Manual 👋 Introduction Market Position Market Segment: Performance-oriented sport ATV Competitive Analysis Competitors: Yamaha Warrior 350, Suzuki Warrior 300 (at the time of release) Key Features Features: Aggressive styling, powerful engine, capable of both 2x4 and 4x4 operation, versatility for trail riding and sport use. Manual Purpose Purpose: To provide technicians and owners with detailed instructions for servicing, maintaining, and repairing the Polaris Scrambler 400 ATV. 📋 Manual Details Coverage Areas Primary Coverage: Service and Repair Secondary Coverage: Maintenance, Troubleshooting, Diagnostics Page Count Estimated Page Count: Comprehensive (Specific count not provided, but implied to cover all listed chapters) Manual Type Type: Factory Service Manual / Workshop Repair Manual Language Language: English Format Format: Downloadable PDF 📖 Manual Coverage Systems Covered Powertrain: Engine, Fuel System, Transmission, Driveline/Axle, Transaxle Chassis: Suspension, Brakes, Steering, Body Electrical: Electrical System, Wiring Diagrams Accessories: Accessories (Coverage for factory-installed accessories) Procedures Included Maintenance: Scheduled maintenance, fluid changes, lubrication, filter replacement Repair: Component-level repair, disassembly, reassembly, adjustments Troubleshooting: Diagnostic procedures, fault identification, corrective actions Technical Depth Depth: Comprehensive factory-level diagnostics and repair procedures, suitable for qualified mechanics and experienced DIY enthusiasts. 📊 Manual Specifications File Format Format: Portable Document Format (PDF) Print Quality Printability: Full Printable Zoom Functionality Zoom: Zoom IN/OUT enabled for detailed viewing of diagrams and illustrations Binding Type Binding: Digital Download (PDF) Paper Type Paper Type: Not Applicable (Digital Format) Software Requirements Reader: Adobe PDF Reader Unzipping Tool: WinZip (or compatible archiving software) ⚙️ Engine Specifications Primary Engine Type: 2-stroke, liquid-cooled Displacement: 398cc (24.3 cubic inches) Bore X Stroke: 80mm x 78mm (approximate, verify with manual for exact spec) Carburetion: Mikuni VM34SS (Single Carburetor) Ignition: CDI (Capacitor Discharge Ignition) Performance Horsepower: Approximately 34 HP (at flywheel, verify with manual for exact spec) Torque: Not explicitly stated in product info, but expected to be robust for its class. Fuel System Fuel Type: Unleaded gasoline Fuel Mixture: Pre-mix (50:1 ratio of gasoline to 2-stroke oil) Fuel Tank Capacity: 3.2 gallons (12.1 liters) (typical for this model, verify with manual) 🔧 Transmission Standard Type: Automatic (CVT - Continuously Variable Transmission) Gear Selection: High, Low, Neutral, Reverse Features Drive System: Shaft drive (2x4 or 4x4 depending on model variant) Final Drive: Gear reduction 📐 Dimensions Exterior Length: 71.5 inches (181.6 cm) (typical for this model, verify with manual) Width: 45.5 inches (115.6 cm) (typical for this model, verify with manual) Height: 42.7 inches (108.5 cm) (typical for this model, verify with manual) Weights Dry Weight: 460 lbs (208.7 kg) (approximate for 4x4 model, verify with manual) Ground Clearance: 10.5 inches (26.7 cm) (typical for this model, verify with manual) 🛡️ Safety Features Ratings Atv Safety: General ATV safety guidelines and rider responsibilities are critical. Refer to manual for specific precautions. Active Features Braking System: Hydraulic disc brakes (front and rear) - specific caliper and rotor sizes detailed in manual. Passive Features Handling: Independent front suspension and swingarm rear suspension designed for stability and control. 💡 Technology Features Infotainment Features: Basic instrumentation (speedometer, odometer, indicator lights). No advanced infotainment systems. Driver Assistance Features: No electronic driver assistance systems. Focus on mechanical function and rider control. Connectivity Features: N/A 🔧 Maintenance Service Intervals Oil Change Engine: Refer to manual for specific interval (typically based on hours of operation or mileage). Spark Plug Replacement: Refer to manual for specific interval (e.g., 100 hours or annually). Air Filter Cleaning: Regular cleaning/replacement recommended, especially in dusty conditions. Specific interval in manual. Fluid Specifications Engine Oil Type: API-TC certified 2-stroke oil for pre-mix. Manual specifies exact grade and brand recommendations. Coolant Type: Ethylene glycol based antifreeze/coolant. Manual specifies mix ratio and capacity. Brake Fluid Type: DOT 3 or DOT 4 brake fluid. Manual specifies exact type and bleed procedure. Known Issues Common Wear Items: CVT belt wear,...