🏷️ Basic Information Identification Make: Gilera Model: Nexus 300 I.e Year: 2008 👋 Introduction Market Position Segment: High-performance maxi-scooter. Target Audience: Owners and technicians seeking in-depth maintenance and repair guidance for the Gilera Nexus 300 I.e. Competitive Analysis Competitors: Yamaha TMAX, Suzuki Burgman, Honda Forza (relevant for the maxi-scooter segment of that era). Key Features Manual Value: Original factory service manual providing comprehensive diagnostic, repair, and maintenance information. Content Source: Written by manufacturers, ensuring accuracy and completeness. 📋 Manual Details Coverage Page Count: 315 Language: English Format: PDF Download Manual Type: Service Repair Workshop Manual 📖 Manual Coverage Systems Covered Engine From Vehicle: Complete engine removal and installation procedures. Engine: Detailed internal engine component repair, including cylinder head, pistons, crankshaft, and valve train. Power Supply: Information on electrical charging system components (alternator/stator, regulator/rectifier) and battery maintenance. Suspensions: Front fork and rear shock absorber maintenance, overhaul, and adjustment procedures. Chassis: Frame inspection, steering head bearing maintenance, and general chassis component service. Braking System: Front and rear brake caliper service, hydraulic system bleeding, pad replacement, and disc inspection. Cooling System: Radiator, water pump, thermostat, and coolant maintenance, including fluid specifications and bleeding procedures. Bodywork: Fairing removal/installation, seat, storage compartment, and other external component service. Pre Delivery: Pre-delivery inspection checklist and setup procedures. Electrical System: Comprehensive wiring diagrams, component testing, lighting system, ignition system, and starter system diagnostics. Special Tools: Lists and descriptions of specialized tools required for specific repair and maintenance procedures. Procedures Included Maintenance: Scheduled maintenance tasks, fluid changes, filter replacements, and general upkeep. Troubleshooting: Diagnostic flowcharts and systematic problem-solving for various systems and common issues. Repair: Step-by-step instructions for disassembling, repairing, and reassembling major vehicle components. Diagnostics: Detailed diagnostic procedures for identifying faults in engine, electrical, and mechanical systems. Troubleshooting Guides: Detailed troubleshooting guides, often presented in a flowchart format, for diagnosing electrical, engine, and mechanical faults. Technical Depth Depth: Comprehensive, covering basic maintenance to advanced engine and electrical system diagnostics and repair, suitable for professional technicians. Torque Specifications: Comprehensive list of torque specifications for all critical fasteners throughout the vehicle. Wiring Diagrams: Detailed electrical wiring diagrams for all vehicle systems, essential for electrical troubleshooting and repair. 📊 Manual Specifications File Characteristics File Format: PDF Compatibility: All Versions of Windows & Mac Requirements: Adobe PDF Reader Printing Print Quality: High-resolution, printable pages with clear diagrams and text. Binding Type Type: N/A (Digital Download) Paper Type Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Liquid-cooled, 4-stroke, 4-valve, SOHC. Displacement: 278 cc Bore X Stroke: 75 mm x 63 mm Compression Ratio: 10.8:1 Fuel System: Electronic Fuel Injection (I.e.). Specifics on injectors, throttle body, and ECU would be detailed in the manual. Performance Horsepower: Approximately 22.5 HP (16.5 kW) at 7,250 rpm (typical for this engine variant). Torque: Approximately 23.2 Nm (17.1 lb-ft) at 6,000 rpm (typical for this engine variant). Lubrication Oil Type: The manual will specify SAE viscosity grade (e.g., 10W-40 or 15W-50) and API classification (e.g., SG or higher). Oil Capacity: The manual will detail the exact oil capacity for engine oil and filter changes. 🔧 Transmission Standard Type: Automatic CVT (Continuously Variable Transmission). Features: Automatic centrifugal clutch and belt drive system. Manual will cover CVT belt inspection, replacement, and clutch adjustments. Fluid Requirements Transmission Fluid: The manual will specify the required transmission fluid type and capacity, if applicable beyond engine oil for the CVT system. 📐 Dimensions Exterior Wheelbase: The manual will provide the exact wheelbase measurement for alignment checks. Seat Height: The manual will list the standard seat height for reference. Weights Dry Weight: The manual will specify the dry weight of the vehicle. Gross Vehicle Weight Rating: The manual will state the GVWR. 🛡️ Safety Features Ratings NHTSA Rating: N/A (Motorcycles/Scooters typically do not receive NHTSA ratings). Active Features Braking System Type: Integral braking system (likely with linkage for front and rear brake activation). Manual will detail this. Passive Features Frame Construction: High-tensile steel or aluminum alloy frame, details on inspection and repair in manual. 💡 Technology Features Infotainment Dashboard Features: The manual will detail the function and interpretation of the dashboard indicators and displays. Driver Assistance Braking System Notes: Information on the integral braking system and any specific maintenance requirements. Connectivity Diagnostic Port: The manual will identify the location of the diagnostic connector and potentially outline basic diagnostic tool usage for the ECU. 🔧 Maintenance Service Intervals Oil Change Interval: The manual will specify recommended mileage or time intervals for engine oil and filter changes (e.g., every 5,000 km or annually). Air Filter Replacement: Intervals for air filter inspection and replacement will be provided. Spark Plug Replacement: Recommended service intervals for spark plug inspection and replacement. Brake Fluid Flush: Intervals for brake fluid replacement to maintain braking performance. Coolant Replacement: Recommended intervals for flushing and replacing the engine coolant. Fluid Specifications Engine...
Automatic centrifugal clutch and belt drive system. Manual will cover CVT belt inspection, replacement, and clutch adjustments.
Fluid Requirements
Transmission Fluid:
The manual will specify the required transmission fluid type and capacity, if applicable beyond engine oil for the CVT system.
📐 Dimensions
Exterior
Wheelbase:
The manual will provide the exact wheelbase measurement for alignment checks.
Seat Height:
The manual will list the standard seat height for reference.
Weights
Dry Weight:
The manual will specify the dry weight of the vehicle.
Gross Vehicle Weight Rating:
The manual will state the GVWR.
🛡️ Safety Features
Ratings
NHTSA Rating:
N/A (Motorcycles/Scooters typically do not receive NHTSA ratings).
Active Features
Braking System Type:
Integral braking system (likely with linkage for front and rear brake activation). Manual will detail this.
Passive Features
Frame Construction:
High-tensile steel or aluminum alloy frame, details on inspection and repair in manual.
💡 Technology Features
Infotainment
Dashboard Features:
The manual will detail the function and interpretation of the dashboard indicators and displays.
Driver Assistance
Braking System Notes:
Information on the integral braking system and any specific maintenance requirements.
Connectivity
Diagnostic Port:
The manual will identify the location of the diagnostic connector and potentially outline basic diagnostic tool usage for the ECU.
🔧 Maintenance
Service Intervals
Oil Change Interval:
The manual will specify recommended mileage or time intervals for engine oil and filter changes (e.g., every 5,000 km or annually).
Air Filter Replacement:
Intervals for air filter inspection and replacement will be provided.
Spark Plug Replacement:
Recommended service intervals for spark plug inspection and replacement.
Brake Fluid Flush:
Intervals for brake fluid replacement to maintain braking performance.
Coolant Replacement:
Recommended intervals for flushing and replacing the engine coolant.
Fluid Specifications
Engine Oil Viscosity:
Manual will specify viscosity grade (e.g., SAE 10W-40).
Engine Oil Standard:
Manual will specify API service classification (e.g., API SG or higher).
Coolant Type:
Manual will specify antifreeze/coolant type and mixture ratio (e.g., ethylene glycol based).
Brake Fluid Type:
Manual will specify DOT standard for brake fluid (e.g., DOT 4).
Known Issues
Common Wear Items:
The manual will provide guidance on wear items like brake pads, tires, and CVT belts, with expected lifespans and replacement procedures.
Potential Faults:
Troubleshooting section will address common issues related to fuel injection, ignition, and electrical components based on manufacturer experience.
📚 Vehicle History
Brand Heritage
Manufacturer:
Gilera is an Italian manufacturer with a long history in motorcycle production, known for sporty models. Acquired by Piaggio Group.
Model Evolution
Nexus Lineage:
The Nexus series was Gilera's flagship maxi-scooter line, designed for performance and touring. The 300 I.e. represented an evolution with fuel injection.