🏷️ Basic Information Identification Make: SYM (Sanyang Motor Co., Ltd.) Model: Mio Codes Model Variant: 50 / 100 Manual Product Name: SYM SANYANG MIO 50 MIO 100 Full Service & Repair Manual PDF Download 👋 Introduction Market Position Target Audience: SYM Mio 50 and Mio 100 owners, independent repair shops, and professional motorcycle technicians. Competitive Analysis Manual Value Proposition: Provides comprehensive, factory-level technical data for all maintenance and repair tasks, offering significant cost savings compared to dealership service. Key Features Content Detail: Hundreds of pages with detailed photos, diagrams, and step-by-step instructions for accurate repairs. Accessibility: Instant PDF download, compatible with computers, tablets, and smartphones. 📋 Manual Details Coverage Areas General Coverage: All repairs, servicing, and troubleshooting procedures Page Count Estimated Pages: Hundreds (stated as 'hundreds of pages') Manual Type Type: Factory Service Repair Workshop Manual Language Language: English (implied by description) Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Comprehensive engine overhaul, tuning, diagnosis, lubrication, cooling, fuel, ignition systems Transmission: Automatic transmission (CVT) maintenance, repair, and troubleshooting Chassis And Suspension: Front fork, rear shock absorber, steering system, wheel bearings, hub maintenance and repair Brakes: Front and rear brake systems (disc/drum), hydraulic components, pad/shoe replacement, bleeding procedures Electrical System: Wiring diagrams, lighting system, battery, charging system, starter, ignition system, fuses, relays, electronic control unit (ECU) diagnostics Fuel System: Fuel tank, fuel pump, carburetor/fuel injection system, fuel filter, fuel lines Bodywork And Trim: Panel removal and installation, seat, fairings, storage compartments, cosmetic repairs Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, spark plug checks, brake adjustments, tire pressure checks Troubleshooting: Diagnostic flowcharts, symptom-based troubleshooting guides for common and complex issues Repair: Step-by-step instructions for disassembly, component replacement, and reassembly of all vehicle systems Diagnostics: Fault code interpretation, sensor testing, electrical system diagnosis Technical Depth Depth: Professional-level detail suitable for factory technicians and experienced DIY mechanics, including advanced diagnostics and complete rebuilds. 📊 Manual Specifications File Format File Type: PDF (Portable Document Format) Searchability: Likely searchable text (standard for professional PDF manuals) Print Quality Printability: Printable (single page or entire manual) Binding Type Binding Style: N/A (Digital download, no physical binding) Paper Type Paper Quality: N/A (Digital download, no physical paper) Licensing Usage License: Lifetime use on unlimited devices, no expiry dates or renewal fees ⚙️ Engine Specifications Primary Engine Mio 50 Engine Type: 4-stroke, 1-cylinder, air-cooled, OHC Displacement: 49.4 cc Bore X Stroke: Approx. 39.0 mm x 41.4 mm Compression Ratio: Approx. 10.0:1 Primary Engine Mio 100 Engine Type: 4-stroke, 1-cylinder, air-cooled, OHC Displacement: 99.5 cc Bore X Stroke: Approx. 47.0 mm x 57.8 mm Compression Ratio: Approx. 9.6:1 Fuel System Fuel Delivery: Carburetor (for earlier models) or Fuel Injection (for later models, depending on region and specific variant) Lubrication Oil Type: SAE 10W-40 or 10W-50, API SG/SH/SJ or higher (Manual will specify exact grade and API rating) Oil Capacity: Approx. 0.8-1.0 Liters (including filter, manual will confirm precise capacity) 🔧 Transmission Drive Type Type: Automatic Continuously Variable Transmission (CVT) Features Clutch Type: Dry automatic centrifugal clutch Gear Reduction: Planetary gear reduction (final drive) 📐 Dimensions Exterior Dimensions Mio 50 Length: Approx. 1,720 mm Width: Approx. 640 mm Height: Approx. 1,085 mm Wheelbase: Approx. 1,235 mm Weights Mio 50 Curb Weight: Approx. 79 kg Gross Vehicle Weight Rating Gvwr: Approx. 170 kg (manual will confirm exact GVWR) Fuel Capacity Fuel Tank Capacity: Approx. 4.0 - 4.2 Liters (manual will confirm) 🛡️ Safety Features Active Features Braking System: Front disc brake, Rear drum brake (typical configuration; manual will confirm specifics for each variant) Passive Features Lighting: Halogen headlight, LED taillight/brake light, turn signals (manual details electrical system) 💡 Technology Features Infotainment Instrument Cluster: Analog speedometer, odometer, fuel gauge, indicator lights (turn signals, high beam, oil warning). Specific features vary by model year and trim. Driver Assistance Parking Brake: Standard parking brake lever (typically on front brake caliper or handlebar-mounted). Connectivity Charging Port: Some models may feature a 12V accessory outlet or USB charging port (manual to confirm). 🔧 Maintenance Service Intervals Engine Oil Change: Every 1,000 km or 6 months, whichever comes first (typical; manual will provide exact schedule). Air Filter Cleaning Replacement: Check every 1,000 km, clean/replace as needed. Replace every 10,000 km (typical). Spark Plug Inspection Replacement: Inspect every 2,000 km, replace as needed. Replace at recommended intervals (e.g., 6,000-10,000 km). Transmission Oil Change: Every 6,000 km or 12 months (typical; manual will confirm). Fluid Specifications Brake Fluid: DOT 3 or DOT 4 (refer to manual for specific recommendation) Coolant: N/A (Air-cooled engine) Known Issues Common Wear Items: Drive belt wear (CVT), brake pad wear, tire wear, suspension components (bushings, shocks). Electrical Connections: Corrosion or loosening of electrical connectors, especially in humid environments. 📚 Vehicle History Brand Heritage Manufacturer: Sanyang Motor Co., Ltd. (SYM) is a Taiwanese company established in 1954, known for producing motorcycles, scooters, and...