🏷️ Basic Information Identification Make: Yamaha Model: Grizzly 350/400 Model Codes: YFM400FAR, YFM350FAS Production Years: 2003-2010 Vehicle Type: All-Terrain Vehicle (ATV) Generation Generation Identifier: First Generation (2003-2010 models) 👋 Introduction Market Position Target Audience: Yamaha Grizzly owners, DIY mechanics, and independent repair shops Competitive Analysis Value Proposition: Provides factory-level repair information, enabling users to perform maintenance and repairs themselves, saving on dealership labor costs. Key Features Documentation Type: Vehicle/model specific, not generic. Delivery Method: Instant Download Payment Methods: Major Credit/Debit Cards, PayPal 📋 Manual Details Coverage Areas Model Coverage: All Yamaha Grizzly 350 and 400 models from 2003 to 2010 Repair Scope: A-Z comprehensive repairs and maintenance Page Count Estimated Page Count: High (typically 500+ pages for factory service manuals) Manual Type Manual Classification: Factory Service Repair Workshop Manual Language Language: English Format File Format: PDF Download 📖 Manual Coverage Systems Covered Engine Systems: Engine disassembly, assembly, lubrication, cooling, fuel system (carburetor, fuel pump), ignition system, exhaust system, piston, cylinder, crankshaft, camshaft, valve timing. Drivetrain Systems: Transmission (automatic, CVT), final drive, differential, driveshafts, U-joints, clutches (primary and secondary), reduction gears, gear shifting mechanisms. Chassis Systems: Frame, suspension (front and rear A-arms, shocks, springs), steering system (handlebars, tie rods, steering shaft), wheels, tires. Electrical Systems: Wiring schematics, lighting (headlights, taillights, indicators), battery, charging system (stator, regulator/rectifier), starting system (starter motor, solenoid), ignition coil, CDI unit, fuses, relays, instrument panel. Braking Systems: Front and rear brake calipers, brake discs, brake lines, master cylinders, brake fluid, parking brake. Bodywork And Trim: Body panels, fenders, racks, seat, handlebars, controls, storage compartments. Procedures Included Maintenance Procedures: Oil changes, filter replacements (oil, air), spark plug replacement, valve adjustments, chain lubrication/adjustment, brake bleeding, coolant checks/replacement. Diagnostic Procedures: Troubleshooting guides for common issues, electrical system diagnosis, engine performance testing, carburetor adjustment procedures. Repair Procedures: Complete disassembly and reassembly instructions for all major components, component replacement guides, seal and gasket replacement. Installation Procedures: Factory specifications for component installation and torquing. Technical Depth Depth Of Information: Factory-level detailed instructions, diagnostic procedures, wiring schematics, torque specifications, critical measurements, and overhaul procedures. 📊 Manual Specifications File Format File Type: PDF (Portable Document Format) Accessibility: Downloadable for instant access Print Quality Printability: All pages printable Image Resolution: Images can be blown up and printed in enlarged copies Binding Type Binding Format: Digital PDF (no physical binding) Paper Type Paper Format: Digital (printable on user-specified paper) Software Compatibility Operating Systems: Windows (7, Vista 32/64, XP, ME, 98, NT, 2000) and Mac computers Required Software: Adobe PDF Reader ⚙️ Engine Specifications Primary Engine 350 Engine Type 350: Air-cooled, SOHC, 4-stroke Displacement 350: 348 cc (approximate) Primary Engine 400 Engine Type 400: Air-cooled, SOHC, 4-stroke Displacement 400: 386 cc (approximate) Performance Horsepower Range: Typical for this class: 20-25 HP (estimated, varies by exact model and tuning) Torque Range: Suitable for off-road use, emphasis on low-end torque (specific figures not provided, but expected to be robust). Fuel System Fuel Delivery: Carburetor (specific models like Mikuni may be detailed) Fuel Type: Unleaded Gasoline Ignition System Ignition Type: CDI (Capacitor Discharge Ignition) Cooling System Cooling Method: Air-cooled 🔧 Transmission Standard Transmission Transmission Type: Automatic (Yamaha Ultramatic® CVT with Engine Braking) Optional Transmission Gear Reduction: High and Low range gears, Reverse Features Engine Braking: Integrated engine braking system for downhill control. Drive System: 4WD with On-Command® (selectable 2WD/4WD) 📐 Dimensions Exterior Length: Varies slightly by model year, typically around 76-79 inches Width: Varies slightly by model year, typically around 42-43 inches Height: Varies slightly by model year, typically around 44-46 inches Weights Dry Weight: Approximately 550-600 lbs (varies by model and 4WD/2WD configuration) Towing Capacity: Typically 500 kg (1100 lbs) Dimensions Ground Clearance: Around 10-11 inches 🛡️ Safety Features Ratings Atv Safety Standards: Adherence to ANSI/SVIA standards for ATVs Active Features Engine Braking: Provides significant control on descents. Passive Features Handlebar Design: Ergonomic handlebars with padded crossbar for improved grip and control. Footwells: Wide, rugged footwells with integrated floorboards for rider protection. 💡 Technology Features Infotainment Display Type: Basic LCD display for fuel gauge, odometer, trip meter, 4WD indicator, neutral/reverse indicators. Driver Assistance Engine Braking System: Yamaha's Ultramatic CVT provides inherent engine braking. Connectivity Charging Port: Some models may feature a 12V accessory outlet for charging devices. 🔧 Maintenance Service Intervals Engine Oil Change: Every 100 hours or 6 months, whichever comes first (refer to manual for exact intervals). Air Filter Cleaning: Every 20 hours or 3 months; replacement as needed. Spark Plug Replacement: Typically every 100-200 hours, or as per manual recommendation. Valve Clearance Check: Every 100 hours or 6 months. Fluid Specifications Engine Oil Type: Yamalube 4 (or equivalent SAE 20W-40 API SG or higher). Engine Oil Capacity: Approximately 1.9L (2.0 US qt) without filter change, 2.1L (2.2 US qt) with filter change (refer to manual for exact capacity). Brake Fluid Type: DOT 3 or DOT 4. Final...
May require periodic cleaning or jetting adjustment due to fuel quality variations or accumulated debris.
Belt Wear:
CVT belt wear is a common maintenance item; inspection and replacement based on mileage/usage is critical.
📚 Vehicle History
Brand Heritage
Yamaha Motorsports:
Yamaha's long-standing reputation for producing reliable and performance-oriented off-road vehicles.
Model Evolution
Grizzly Lineage:
The Grizzly series has been a cornerstone of Yamaha's ATV lineup, known for its ruggedness and capability. The 350/400 models represent a significant segment within this lineage, focusing on utility and trail riding.
Production
Manufacturing Location:
Primarily manufactured in Japan and/or North America by Yamaha Motor Corporation.
🏆 Awards & Recognition
Recognitions
Industry Reputation:
Yamaha Grizzly line is consistently recognized for its durability, reliability, and off-road performance, often cited as a benchmark in the utility ATV segment.