🏷️ Basic Information Identification Make: Gilera Model: Nexus 300 Year: 2008 Codes Engine Code: M381M (likely Piaggio Quasar engine variant) Chassis Code: ZP4MP (typical for Gilera Nexus models) 👋 Introduction Market Position Vehicle Segment: Sport Scooter / Maxi-Scooter Competitive Analysis Competitors 2008: Yamaha TMAX 500, Suzuki Burgman 400, Honda Silver Wing 600 (though Nexus 300 is in a slightly smaller displacement class, it competed in the premium scooter segment). Key Features Gilera Nexus 300 Attributes: Sporty handling, powerful 300cc engine, comfortable for commuting and touring, advanced chassis design for its class. Manual Value Proposition Benefit To Owner: Empowers owners to perform professional-level repairs and maintenance, saving costs and extending the life of the vehicle. Diagnostic Capability: Provides the same diagnostic and repair information used by professional bike repair shops. 📋 Manual Details Coverage Areas Primary Focus: Service, Repair, Maintenance, Diagnostics, Troubleshooting Page Count Estimated Pages: Likely 300-500 pages (typical for comprehensive service manuals of this era and scope) Manual Type Type: Service Repair Manual Language Language: English Format Format: PDF (Downloadable) 📖 Manual Coverage Systems Covered Engine: General Information, Engine Removal/Installation, Fuel System, Lubrication, Cooling, Combustion, Crankcase, Piston, Cylinder, Crankshaft, Transmission, Balancer, Cylinder Head/Valves, Alternator/Starter Clutch Transmission: Gearbox, Clutch, Transmission System, Crankshaft/Transmission/Balancer Chassis And Suspension: Front Wheel/Steering, Rear Wheel, Chassis, Suspension, Wheels & Tyres Brakes: Braking System Electrical: Lubrication System (often tied to electrical), Cooling System (often tied to electrical), Fuel Injection System, Alternator/Starter Clutch, Electrical System, Battery/Charging System, Ignition System, Electric Starter, Lights/Meters/Switches, Wiring Diagrams Bodywork And Fixtures: Fenders and Exhaust Pipe, Body & Fixtures, Frame/Body Panels/Exhaust System Procedures Included Maintenance: Periodic Checks & Adjustments, Routine Maintenance, Fluid Changes, Filter Replacement Repair And Rebuild: Engine Rebuilding, Transmission Overhaul, Suspension Component Replacement, Brake System Repair, Electrical Component Diagnosis and Repair, Body Panel Repair Diagnostics And Troubleshooting: Troubleshooting Sections, Diagnostic Procedures, Fault Code Interpretation (implied by fuel injection and electrical coverage) Chassis And Suspension Adjustment: Procedures for front fork maintenance, rear shock absorber adjustments (if applicable), wheel bearing service, and steering head bearing checks/adjustments. Electrical System Diagnosis: Detailed troubleshooting guides for starting system, charging system, ignition system, lighting circuits, and instruments, supported by comprehensive wiring diagrams. Engine Rebuild Steps: Step-by-step instructions for engine disassembly, inspection, component replacement (pistons, rings, valves, gaskets), and reassembly, including torque specifications. Technical Depth Depth: Comprehensive, covering everything from basic maintenance to complete engine and electrical system rebuilds, suitable for professional technicians and experienced DIY enthusiasts. Diagnostic Tools Mention: While specific diagnostic tool requirements aren't listed, the presence of a fuel injection system implies the potential use of specialized EFI diagnostic tools/software for advanced troubleshooting, which the manual would detail. 📊 Manual Specifications File Format File Type: PDF Searchability: Likely searchable text (standard for modern PDF manuals) Print Quality Printability: All pages printable Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) Compatibility Os Compatibility: All Versions of Windows & Mac Requirements Software Requirements: Adobe PDF Reader ⚙️ Engine Specifications Primary Engine Engine Type: Four-stroke, single-cylinder, SOHC Engine Displacement: 278cc (approximate) Bore X Stroke: Likely around 75mm x 63mm (typical for Piaggio 300cc Quasar engines) Cooling System: Liquid-cooled Performance Horsepower Est: Approximately 21-22 HP at peak RPM Torque Est: Approximately 24-25 Nm at peak RPM Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) Fuel Type: Unleaded gasoline Lubrication System Oil Type Recommendation: Likely SAE 5W-40 or 10W-40 synthetic motorcycle oil meeting API SG/SH/SJ/SL standards, and JASO MA/MA2 specification. Oil Capacity Est: Approximately 1.1 - 1.3 liters (including oil filter) 🔧 Transmission Features Transmission Type: Automatic CVT (Continuously Variable Transmission) Clutch Type: Automatic centrifugal clutch Fluid Specifications Transmission Oil Type: N/A (CVT systems typically do not have separate transmission oil; clutch and variator use engine oil. However, the manual will specify any specific fluid requirements for the CVT itself). 📐 Dimensions Exterior Wheelbase Est: Approx. 1500-1550 mm Length Est: Approx. 2150-2200 mm Weights Dry Weight Est: Approx. 170-180 kg Gross Vehicle Weight Rating Est: Approx. 350-370 kg 🛡️ Safety Features Active Features Braking System Front: Dual hydraulic disc brakes Braking System Rear: Single hydraulic disc brake ABS Availability: Likely optional or not available on all 2008 models. Manual would clarify. Passive Features Lighting: Halogen headlamp, LED taillight (typical for the era) 💡 Technology Features Infotainment Instrument Cluster: Digital and analog display for speedometer, tachometer, fuel gauge, odometer, trip meter, clock, and warning lights. Driver Assistance Braking Technology: Hydraulic ABS (if equipped), linked braking systems (potential for front/rear brake application with one lever). Connectivity Charging Port: Likely a 12V auxiliary socket for charging devices. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 6,000-10,000 km or annually, whichever comes first. Manual will provide precise interval. Air Filter Replacement: Recommended inspection at ~6,000 km and replacement as needed or at a higher interval (e.g., 12,000-18,000 km). Manual will specify. Spark Plug Replacement: Typically every 10,000-12,000 km....