This manual covers the YFM400 Kodiak and YFM350 Bruin all-terrain vehicles produced between 2004 and 2008. These robust ATVs are engineered for demanding off-road use, offering reliable performance and durability. The Kodiak model, known for its utility and 4x4 capabilities, and the Bruin, recognized for its user-friendly design and efficient engine, represent a commitment to quality in the utility ATV segment. Both models are built to provide dependable service for various recreational and work-related tasks in diverse terrains. This comprehensive service repair manual provides essential information for the maintenance, diagnosis, and repair of your ATV. It includes detailed procedures for engine overhauls, transmission servicing, chassis and suspension work, and electrical system troubleshooting. You will find step-by-step instructions, torque specifications, wiring diagrams, and recommended maintenance schedules designed to help owners and technicians keep these vehicles in optimal condition, ensuring peak performance and longevity. 🏷️ Basic Information Identification Make: Yamaha Model: YFM350 Bruin Model Variant: 2WD Production Years: 2004-2008 Codes Manual Product Code: Likely proprietary to the seller, not explicitly stated 👋 Introduction Market Position Target Audience: Owners of Yamaha YFM400 Kodiak and YFM350 Bruin ATVs requiring maintenance and repair information Value Proposition: Provides detailed, accurate information to perform maintenance, diagnostics, and repairs, saving time and money on professional services Competitive Analysis Manual Availability: Essential resource for owners lacking official factory service manuals or seeking comprehensive third-party guides Key Features Detail Level: Step-by-step instructions, torque specifications, and clear diagrams Resource Type: Authoritative guide for maintaining peak performance and longevity of the ATVs 📋 Manual Details Coverage Areas Primary Coverage: Comprehensive service and repair procedures for Yamaha YFM400 Kodiak and YFM350 Bruin ATVs Secondary Coverage: Maintenance schedules, troubleshooting guides, diagnostic information, wiring diagrams Page Count Estimated Page Count: Refer to seller for exact count; typically 300-500 pages for comprehensive manuals Manual Type Type: Service Repair Manual Language Language: English Format Format: Likely Digital (PDF) based on common sales models for this type of manual 📖 Manual Coverage Systems Covered Engine: Engine overhaul, carburetor tuning, cooling system, lubrication system, exhaust system Transmission: Automatic transmission (CVT), drive shafts, final drive, gear oil specifications Chassis: Frame, suspension (front and rear), steering system, bearings Electrical: Ignition system, charging system, lighting, starter system, wiring diagrams, battery maintenance Brakes: Brake system overhaul (front and rear), hydraulic fluid specifications, bleeding procedures Bodywork: Body panel removal and installation, plastic components, seat, handlebars Procedures Included Maintenance: Routine checks, oil changes, filter replacements, lubrication points, valve adjustments Repair: Component disassembly, reassembly, seal replacement, bearing replacement, clutch service Troubleshooting: Diagnostic flowcharts for common problems, fault code interpretation (if applicable) Diagnostics: Component testing, electrical diagnostics, fuel system analysis Technical Depth Depth: Comprehensive: Covers basic maintenance to complete engine and transmission rebuilds Level: Suitable for professional technicians and skilled DIY enthusiasts 📊 Manual Specifications File Format Digital Format: PDF (Portable Document Format) - typically allows for easy searching and printing Searchability: Likely text-searchable, enabling quick access to specific information Print Quality Print Readability: High resolution for clear text and diagrams; printable for hard copy use Binding Type Physical Format Binding: N/A (Assumed Digital) Paper Type Physical Format Paper: N/A (Assumed Digital) ⚙️ Engine Specifications Primary Engine Yfm400 Kodiak: 386cc, 4-stroke, SOHC, liquid-cooled, single-cylinder Yfm350 Bruin: 348cc, 4-stroke, SOHC, air-cooled, single-cylinder (Note: Bruin may have had variations, manual should clarify) Performance Bore Stroke: Refer to manual for exact specifications for each model and year Compression Ratio: Refer to manual for exact specifications Horsepower: Estimated 18-25 HP, dependent on model and tuning (Manual will provide precise figures) Torque: Refer to manual for exact specifications Fuel System Carburetion: Mikuni VM Series Carburetor (specific size varies by model, e.g., 33mm for Kodiak) Fuel Type: Unleaded gasoline, minimum 87 octane Engine Oil Oil Type: Yamalube 4 (or equivalent) SAE 10W-40, API SG or higher Oil Capacity: Refer to manual for exact capacity with and without filter change 🔧 Transmission Standard Type: Automatic Continuously Variable Transmission (CVT) with High/Low range and Reverse Optional Features: Engine braking system, Ultramatic transmission system (Yamaha's proprietary CVT) Features Drive Type: Shaft drive, selectable 4WD with locking front differential (Kodiak) or 2WD (Bruin) Fluid Specifications Transmission Fluid Type: Yamaha recommends Yamalube Gear Oil or equivalent SAE 80W hypoid gear oil for final drive; CVT belt and sheave maintenance detailed in manual. 📐 Dimensions Exterior Length: Refer to manual for specific dimensions (typically around 79-80 inches) Width: Refer to manual for specific dimensions (typically around 43-45 inches) Height: Refer to manual for specific dimensions (typically around 45-47 inches) Weights Dry Weight: YFM400 Kodiak approx. 570-580 lbs; YFM350 Bruin approx. 500-510 lbs (Manual will confirm) Ground Clearance: Typically 8.3 inches (Manual will confirm) 🛡️ Safety Features Ratings Atv Safety Standards: Compliance with applicable ANSI/SVIA standards for ATVs Active Features Braking System: Hydraulic disc brakes front and rear Parking Brake: Mechanical parking brake Passive Features Lighting: Halogen headlights, taillight, brake...