This manual covers the YFM350 Warrior, a popular All-Terrain Vehicle (ATV) produced between 1996 and 2001. Known for its agile handling and robust performance, the Warrior 350 embodies a heritage of engineering high-quality recreational vehicles. This model features a 348cc air-cooled engine, a 5-speed manual transmission with reverse, and a reliable chain drive, making it a versatile choice for trail riding and sport use. Its design prioritizes a balance of power and control, contributing to its enduring reputation in the ATV market. This comprehensive workshop service manual provides detailed instructions for the maintenance, repair, and troubleshooting of your YFM350 Warrior. It covers all essential systems, including engine overhaul, fuel and ignition systems, drivetrain, electrical components, and chassis. The manual includes step-by-step procedures, diagnostic guides, technical specifications, and safety precautions, making it an indispensable resource for both mechanical technicians and ATV owners. Its thoroughness ensures that all necessary tasks, from routine servicing to complex repairs, can be performed with accuracy and confidence. 🏷️ Basic Information Identification Make: Yamaha Model: YFM350 Warrior Model Designation: Warrior 350 Vehicle Type: All-Terrain Vehicle (ATV) Codes Chassis Code: Likely YFM350 (specific chassis codes may vary by sub-model or region, but this is the primary identifier) 👋 Introduction Market Position Target Audience: Mechanical technicians and ATV owners seeking to perform maintenance and repairs Competitive Analysis Value Proposition: Provides professional-level repair and maintenance information, enabling cost savings and informed DIY work Key Features Accuracy: Emphasizes reliable information and accurate procedures Completeness: Contains all necessary instructions for repairs, including proprietary component information Safety Emphasis: Highlights safety precautions, warnings, and cautions for working on the vehicle 📋 Manual Details Coverage Areas Model Years Covered: 1996, 1997, 1998, 1999, 2000, 2001 Page Count Total Pages: 305 Manual Type Manual Type: Workshop Service Manual / Repair Manual Language Language: English Format File Format: PDF Delivery Method: Electronic Delivery via Email (Download) 📖 Manual Coverage Systems Covered Engine Systems: Engine overhaul, tune-ups, lubrication system, fuel system, ignition system, exhaust system Drivetrain Systems: Transmission (assembly/disassembly, repair), final drive Electrical Systems: Wiring diagrams, lighting, starting system, charging system, ignition components Chassis Systems: Frame, suspension (front and rear), steering system, wheels, tires, brakes Body Systems: Body panels, fenders, seating, controls Procedures Included Maintenance Procedures: Routine maintenance, servicing, tune-ups, fluid changes, filter replacements Repair Procedures: Component repair, overhaul, assembly and disassembly, troubleshooting Diagnostic Procedures: Troubleshooting guides, fault diagnosis for various systems Special Procedures: Use of special tools, torque specifications, engine rebuild procedures Technical Depth Technical Depth: Comprehensive, suitable for professional technicians and experienced DIY mechanics Detail Level: Detailed step-by-step instructions, diagrams, and specifications for all major repairs and maintenance tasks 📊 Manual Specifications File Specifications Printable: Yes Searchable Text: Likely searchable, depending on PDF creation process (standard for professional manuals) Binding Type Binding Type: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: 4-stroke, SOHC, air-cooled Displacement: 348cc Bore X Stroke: 83.0 mm x 64.5 mm (typical for this model) Compression Ratio: 9.5:1 (typical for this model) Performance Horsepower: Approximately 20-22 hp (varies slightly by year and specific tuning) Torque: Approximately 20-22 ft-lb (varies slightly) Fuel System Carburetor: Mikuni VM34 (or similar, specific model number often detailed in manual) Fuel Type: Unleaded gasoline Fuel Tank Capacity: Approximately 2.4 US gallons (9.1 L) Lubrication System Oil Type: Yamalube (or API SG, SAE 10W-40, JASO MA or MA2) - specific viscosity and API requirements will be in the manual. Oil Capacity: Approximately 1.75 US quarts (1.65 L) (with filter change) Ignition System Ignition Type: CDI (Capacitor Discharge Ignition) 🔧 Transmission Standard Transmission Type: 5-speed manual with reverse Optional Transmission Features: Wet multi-disc clutch Features Final Drive: O-ring sealed chain 📐 Dimensions Exterior Length: Approximately 70.3 inches (1785 mm) Width: Approximately 43.1 inches (1095 mm) Height: Approximately 41.9 inches (1065 mm) Weights Dry Weight: Approximately 370 lbs (168 kg) Ground Clearance: Approximately 4.4 inches (112 mm) Wheelbase: Approximately 49.2 inches (1250 mm) 🛡️ Safety Features Ratings Atv Safety Considerations: General ATV safety guidelines, operator training, protective gear Active Features Braking System: Front: Dual hydraulic disc brakes; Rear: Single hydraulic disc brake Passive Features Lighting: Dual headlights, taillight/brake light 💡 Technology Features Infotainment Infotainment System: Not applicable for this model (basic ATV) Driver Assistance Driver Assistance Features: None (basic ATV) Connectivity Connectivity Features: None (basic ATV) Other Technology Starting System: Electric start 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 100 hours or annually, whichever comes first (refer to manual for exact intervals) Air Filter Cleaning: As needed, or every 20-30 operating hours (depending on conditions) Spark Plug Replacement: Approximately every 2,000 miles or annually (refer to manual for specific type and gap) Fluid Specifications Brake Fluid: DOT 3 or DOT 4 hydraulic brake fluid (check manual for specific recommendation) Coolant: Not applicable (air-cooled engine) Known Issues Common Wear Items: Clutch wear,...