Basic Information Identification Make: Yamaha Model: TTR225 Year: 1999-2004 Codes Engine Code Range: Likely variants of a 223cc air-cooled, four-stroke single-cylinder engine Introduction Market Position Segment: Dual-sport / Enduro motorcycle Target Audience: Do-it-yourself enthusiasts and experienced mechanics Competitive Analysis Competitors: Honda XR250, Kawasaki KLX250S, Suzuki DR-Z250 Key Features Value Proposition: Comprehensive, factory-accurate repair and maintenance information for a specific model range, delivered instantly as a downloadable PDF. Illustration Quality: Hundreds of photos and illustrations, including enlarged insets for detail Navigation: Numbered table of contents for quick information retrieval Instruction Style: Numbered instructions, detailed substeps, notes, cautions, and warnings Manual Details Coverage Areas Applicable Years: 1999, 2000, 2001, 2002, 2003, 2004 Page Count Estimated Pages: Hundreds (specific number not provided, but implies extensive documentation) Manual Type Type: Workshop Service Repair Manual (Official Factory) Language Language: English Format Format: PDF Download Delivery Delivery Method: Instant download link provided on checkout page after payment. Shipping: No shipping costs or waiting for physical delivery. Manual Coverage Systems Covered Engine: Complete engine disassembly, assembly, maintenance, and troubleshooting Transmission: Operation, maintenance, and repair of the transmission system Fuel System: Carburetor adjustment, cleaning, and repair; fuel tank and lines Ignition System: Spark plug, ignition coil, CDI unit, troubleshooting Electrical System: Wiring diagrams, component testing, lighting, charging system Cooling System: Air-cooling system components and maintenance Suspension System: Front forks and rear shock absorber service, adjustment, and repair Brake System: Front and rear brake maintenance, adjustments, caliper service, fluid replacement Wheel And Tire: Wheel bearing service, tire pressure, replacement Frame And Bodywork: Chassis inspection, body panel removal/installation, fairings Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, chain adjustment Troubleshooting: Diagnostic procedures for common and uncommon faults Repair: Detailed step-by-step instructions for all mechanical and electrical repairs Rebuild: Complete engine and component rebuild procedures Adjustments: Carburetor, clutch, throttle, brakes, suspension adjustments Disassembly Assembly: Complete teardown and reassembly of major components Technical Depth Depth: Comprehensive, from basic maintenance to complete engine rebuilds, including electrical system diagnostics Manual Features Notes Cautions Warnings: Includes critical information highlighted as notes, cautions, and warnings throughout each chapter. Illustrations: Detailed drawings and photos guiding each procedure. Electrical Diagnostics: Combines troubleshooting and electrical service with detailed wiring diagrams. Manual Specifications File Format Format: PDF Compatibility: All PC based Windows operating systems and Mac Print Quality Printability: Printable without any restriction, entire manual or select pages Binding Type Binding: Digital Download (user prints and binds as desired) Paper Type Paper Type: N/A (Digital) Requirements Software Requirement: Adobe PDF Reader Engine Specifications Primary Engine Engine Type: Air-cooled, four-stroke, SOHC, single-cylinder Displacement: 223 cc (approximate based on model series) Bore X Stroke: Specification not explicitly stated, but typical for this class (e.g., 67.0 x 62.0 mm or similar) Performance Horsepower: Estimated 17-20 HP (varies by tuning and specific year) Torque: Estimated 13-15 lb-ft (varies by tuning and specific year) Fuel System Carburetor Type: Mikuni VM series (likely 33mm or similar) or similar Keihin Fuel Type: Unleaded gasoline Fuel Capacity: Approx. 2.4 US gal (9 L) Lubrication Oil Type: Yamaha Yamalube or equivalent SAE 10W-30, 10W-40, or 20W-40 API SE, SF, SG, SH, SJ or higher Oil Capacity: Approx. 1.7 US qt (1.6 L) with filter change Transmission Standard Type: Constant-mesh 6-speed sequential gearbox Optional Optional Types: N/A Features Clutch Type: Wet, multiple-disc Transmission Oil Type: Yamaha Gear Oil 10W-30 or API GL-1 SAE 80, 90 Transmission Oil Capacity: Approx. 0.75 US qt (0.7 L) Dimensions Exterior Overall Length: Approx. 82.7 in (2100 mm) Overall Width: Approx. 31.5 in (800 mm) Overall Height: Approx. 46.5 in (1180 mm) Seat Height: Approx. 34.3 in (870 mm) Wheelbase: Approx. 55.3 in (1405 mm) Weights Dry Weight: Approx. 236 lbs (107 kg) Wet Weight: Approx. 254 lbs (115 kg) (with all fluids) Front Suspension Travel: Approx. 10.4 in (264 mm) Rear Suspension Travel: Approx. 10.1 in (256 mm) Ground Clearance: Approx. 11.2 in (285 mm) Safety Features Ratings Safety Certification: Meets relevant EPA and DOT standards for off-road use (where applicable by region) Active Features Braking System: Front disc brake, Rear drum brake Passive Features Lighting: Headlight, Taillight, Brake light, Turn signals (depending on market configuration) Technology Features Infotainment Infotainment System: N/A (Basic trail/dual-sport motorcycle) Driver Assistance Rider Aids: N/A Connectivity Connectivity Features: N/A Maintenance Service Intervals Engine Oil Change: Every 3,000 km (1,860 miles) or 6 months, whichever comes first. Oil Filter Replacement: Every 10,000 km (6,200 miles) or 12 months. Air Filter Cleaning: Every 1,000 km (620 miles) or 3 months; replace every 2 years or as needed. Spark Plug Inspection: Every 4,000 km (2,500 miles). Valve Clearance Check: Every 12,000 km (7,500 miles). Fluid Specifications Engine Oil: SAE 10W-30, 10W-40, or 20W-40 API SE, SF, SG, SH, SJ or higher Brake Fluid: DOT 3 or DOT 4 Transmission Oil: SAE 80 or 90 Gear Oil (API GL-1) Known Issues Common...