The Nexus 300 i.e. E3, introduced in 2008, represents a premium maxi-scooter engineered for both urban commuting and longer journeys. This model, powered by a robust 278 cc liquid-cooled, single-cylinder engine with electronic fuel injection, offers a blend of performance and efficiency, typically producing around 22.5 HP. Its Italian design heritage is evident in its sporty yet comfortable profile. The Nexus series is known for its solid build quality, with a steel frame and advanced features like front and rear disc brakes and a CVT automatic transmission, making it a competitive choice in the maxi-scooter market. This comprehensive Service Repair Manual provides essential information for the maintenance and repair of the 2008 Nexus 300 i.e. E3. It covers a wide range of topics including routine maintenance procedures, detailed assembly and disassembly instructions for all major components, and specific guidance for the engine, fuel injection, cooling, braking, suspension, and electrical systems. The manual also includes troubleshooting guides for common issues, wiring diagrams, and technical specifications, serving as an indispensable resource for owners, independent workshops, and technicians to ensure the optimal performance and longevity of the vehicle. 🏷️ Basic Information Identification Make: Piaggio-Gilera Model: Nexus 300 i.e. E3 Product Type: Service Repair Manual Applicable Year: 2008 Engine Variant: 300 i.e. Codes Engine Code Prefix: M311M Emission Standard: Euro 3 (E3) 👋 Introduction Market Position Product Segment: Premium Maxi-Scooter Target Audience: Owners seeking comprehensive self-maintenance and repair capabilities, independent workshops, and technical schools. Competitive Analysis Key Competitors: Yamaha XMAX 250, Suzuki Burgman 250, Kymco Downtown 300. Key Features Manual Advantage: Original factory documentation ensures accuracy and completeness for all service and repair operations. Download Convenience: Instant download eliminates shipping delays and provides immediate access to critical repair information. 📋 Manual Details Coverage Areas Manual Content Summary: Service, repair procedures, assembly, disassembly, wiring diagram, maintenance, troubleshooting, pre-delivery checks, and technical specifications. Specific Systems Covered: Engine, Injection system, Cooling system, Braking system, Suspensions, Electrical system, Chassis, Tooling. Diagnostic Coverage: Troubleshooting guide for common issues and system malfunctions. Page Count Estimated Page Count: Detailed page count not specified, but described as 'most complete original factory Service Repair manual'. Manual Type Manual Type: Service and Repair Manual Language Language: English Format File Format: PDF Digital Delivery: Instant Download Printability: All pages printable Software Requirement: Adobe PDF Reader Compatibility: All Versions of Windows & Mac 📖 Manual Coverage Systems Covered Engine Systems: Complete engine disassembly, assembly, internal component specifications, lubrication, timing, and fuel injection system diagnostics. Fuel And Ignition: Detailed coverage of the electronic fuel injection (i.e.) system, including sensors, actuators, ECU mapping, and ignition system components. Cooling System: Radiator, fan, thermostat, coolant specifications, and leak testing procedures. Braking System: Front and rear brake caliper servicing, hydraulic system bleeding, brake pad replacement, and lever/pedal adjustments. Suspension And Steering: Front fork disassembly, rear shock absorber servicing, linkage lubrication, and steering head bearing maintenance. Electrical System: Comprehensive wiring diagrams for the Nexus 300ie EURO 3, including lighting, starting system, charging system, instrumentation, and sensor circuits. Chassis And Bodywork: Frame inspection, body panel removal and installation, seat and storage compartment access. Procedures Included Routine Maintenance: Oil changes, filter replacements (oil, air, fuel), spark plug checks, chain/belt adjustment (if applicable), brake fluid checks, coolant checks. Repair Procedures: Step-by-step instructions for engine rebuilds, transmission servicing, suspension component replacement, brake system overhaul, and electrical component diagnosis. Troubleshooting: Diagnostic trees and symptom-based troubleshooting for common performance issues, starting problems, and electrical faults. Assembly Disassembly: Detailed instructions for component removal and installation, including torque specifications. Pre Delivery Inspection: Checks and adjustments required before vehicle delivery to the customer. Technical Depth Diagnostic Level: Advanced diagnostics covering ECU data, sensor readings, and actuator testing. Rebuild Capability: Supports full engine and transmission rebuilds with detailed internal specifications. Electrical Diagrams: Schematic diagrams for all electrical circuits, aiding in fault finding and component replacement. 📊 Manual Specifications File Format File Type: PDF Print Quality Print Resolution: High quality, suitable for professional printing. Binding Type Binding Type: Digital Download (no physical binding) Paper Type Paper Type: N/A (Digital File) ⚙️ Engine Specifications Primary Engine Engine Type: Four-stroke, Single Cylinder, Liquid-cooled Engine Displacement: 278 cc (approx.) Bore X Stroke: 75 mm x 63 mm (typical for 300cc Piaggio Quasar engine) Compression Ratio: 11.2 : 1 (typical for Quasar 300) Performance Horsepower: Approximately 22.5 HP (16.5 kW) at 7,500 rpm (varies by region and specific tune) Torque: Approximately 23 Nm at 6,000 rpm (varies by region and specific tune) Fuel System Fuel Delivery: Electronic Fuel Injection (MPI - Multi-Point Injection) Fuel Type: Unleaded Gasoline (RON 95 or higher recommended) Lubrication Oil Type: Refer to manual for specific API service classification and viscosity grade (e.g., SAE 5W-40, API SG or higher). Oil Capacity: Refer to manual for exact capacity (typically around 1.2 - 1.3 liters with filter change). Engine From Vehicle Engine Mounting: Engine is...