This manual covers the YFM350X Bruin Wolverine 350 and YFM400FA Kodiak models produced between 2003 and 2009. Renowned for its powersports engineering, these ATVs have been crafted to offer a balance of performance and utility, suitable for a variety of terrains and tasks. The Wolverine and Kodiak series represent a robust line of vehicles designed for both recreational riding and demanding work, emphasizing reliability and user-friendly operation, characteristic of a commitment to quality. This comprehensive Factory Service Repair Workshop Manual in English provides detailed instructions for all repairs, servicing, and troubleshooting procedures for the specified models. It covers essential systems including the engine, transmission, drivetrain, suspension, brakes, electrical, and fuel systems, with in-depth guidance on maintenance tasks, diagnostic procedures, and component replacement. Featuring hundreds of pages with detailed photos and diagrams, this manual serves as an invaluable resource for owners, DIY enthusiasts, and professional technicians seeking to maintain and repair their vehicles. 🏷️ Basic Information Identification Make: Yamaha Model: YFM400FA Kodiak Model Years Covered: 2003, 2004, 2005, 2006, 2007, 2008, 2009 👋 Introduction Market Position Target Audience: Owners, DIY enthusiasts, and professional technicians for Yamaha ATVs Competitive Analysis Manual Value Proposition: Comprehensive, factory-level technical information for lifelong use without recurring fees Key Features Instant Access: Available for immediate download Content Quality: Professional-grade content mirroring dealership service manuals 📋 Manual Details Coverage Areas Manual Type: Factory Service Repair Workshop Manual Coverage Scope: All repairs, servicing, and troubleshooting procedures Page Count Page Count Estimated: Hundreds Manual Type Manual Language: English Format Digital Format: PDF Download Device Compatibility: Computers, Tablets, Smartphones Licensing License Type: Lifetime Use, No Expiry Additional Fees: None Platform Compatibility Operating Systems: Windows and macOS 📖 Manual Coverage Systems Covered Engine Maintenance: Complete overhaul, tuning, and component replacement Transmission Service: Automatic transmission repair, fluid changes, clutch adjustments Drive Train: Front and rear differential service, driveshaft maintenance Suspension System: Front and rear suspension component inspection, replacement, and alignment Brake System: Hydraulic brake system diagnostics, caliper and master cylinder service, pad replacement Electrical System: Wiring diagrams, component testing, starter, charging system, ignition system Fuel System: Carburetor tuning and rebuilding, fuel pump, fuel tank maintenance Cooling System: Radiator, fan, thermostat, and coolant maintenance Body And Frame: Body panel repair, trim replacement, frame inspection Procedures Included Diagnostic Procedures: Troubleshooting charts and fault code interpretation Maintenance Tasks: Scheduled maintenance, fluid changes, filter replacements Repair Procedures: Step-by-step instructions for component replacement and repair Disassembly And Assembly: Detailed exploded diagrams for complete vehicle teardown and reassembly Technical Depth Depth Of Information: Comprehensive, suitable for professional mechanics and advanced DIYers 📊 Manual Specifications File Format File Type: Portable Document Format (PDF) Print Quality Printability: Printable (single pages or entire manual) Binding Type Binding Method: Not Applicable (Digital Download) Paper Type Paper Quality: Not Applicable (Digital Download) Visual Aids Diagrams And Photos: Hundreds of detailed photos and diagrams ⚙️ Engine Specifications Primary Engine Engine Type: 4-stroke, SOHC, 2-valve, air-cooled Engine Displacement Yfm350X Engine Displacement: 348cc Yfm400Fa Engine Displacement: 392cc Performance Bore X Stroke Yfm350X: 83mm x 64.5mm Bore X Stroke Yfm400Fa: 89.5mm x 75mm Fuel System Carburetor Type Yfm350X: Mikuni BNS32 (with accelerator pump) Carburetor Type Yfm400Fa: Teikei Y26VH Ignition Ignition System: CDI (Capacitor Discharge Ignition) 🔧 Transmission Standard Transmission Type: Automatic (Yamaha Constant Velocity Transmission - YCVT) Gear Selection: High/Low range, Neutral, Reverse Features Drive System: Shaft drive (selectable 2WD/4WD on Kodiak models) 📐 Dimensions Exterior Overall Length Yfm350X: Approx. 1,849 mm (72.8 in) Overall Width Yfm350X: Approx. 1,118 mm (44.0 in) Overall Height Yfm350X: Approx. 1,128 mm (44.4 in) Weights Dry Weight Yfm350X: Approx. 242 kg (534 lbs) Ground Clearance Yfm350X: Approx. 160 mm (6.3 in) 🛡️ Safety Features Ratings Safety Features: Integrated thumb throttle with safety lever, parking brake 💡 Technology Features Infotainment Infotainment System: Not applicable to these models (basic controls) Driver Assistance Driver Assistance Features: Not applicable to these models (manual operation) Connectivity Connectivity Features: Not applicable to these models 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual for specific mileage/hour intervals (typically every 1000-2000 miles or 20-40 hours) Fluid Specifications Engine Oil Type: Yamalube 4 (or equivalent SAE 10W-30 or 20W-40 API SG or higher, meeting JASO MA standards) Engine Oil Capacity: Refer to manual for exact capacity (approx. 1.6-1.8 L) Gear Oil Type: Yamalube Gear Oil (or equivalent SAE 80W hypoid gear oil) Brake Fluid Type: DOT 3 or DOT 4 hydraulic brake fluid Known Issues Common Wear Items: Carburetor performance, drive belt wear, suspension bushings Troubleshooting Guidance Carburetor Adjustment: Detailed procedures for idle speed, mixture, and jetting adjustments 📚 Vehicle History Brand Heritage Manufacturer: Yamaha Motor Corporation, known for performance and reliability in powersports Model Evolution Wolverine Bruin Lineage: Represents Yamaha's robust utility and sport ATV segment, offering a blend of power and maneuverability Production Manufacturing Era: Designed and produced during a period of significant ATV development, focusing on...