Vehicle Segment:
Maxi-scooter, positioned for comfortable urban commuting and touring.
Competitors 2002:
Yamaha TMAX 500, Suzuki Burgman 400/650, Honda Silver Wing 500, Piaggio X9 Evolution 500.
Engine Power:
Offers a good balance of power for its class, suitable for highway speeds.
Comfort And Ergonomics:
Designed for rider comfort with a spacious seating position and protective fairing.
Storage Capacity:
Generous under-seat storage, typical for maxi-scooters.
Engine Mechanical:
Complete disassembly, inspection, assembly, and tuning of the engine, including cylinder head, pistons, crankshaft, camshafts, timing system, and lubrication system.
Fuel System:
Fuel injection system diagnostics, maintenance, and repair, including fuel pump, injectors, fuel pressure regulator, and throttle body.
Ignition System:
Ignition system components, spark plugs, coil packs, and ignition timing adjustments.
Cooling System:
Radiator, water pump, thermostat, cooling fan, hoses, and coolant specifications.
Exhaust System:
Exhaust pipes, catalytic converter, muffler, and emissions control systems.
Transmission And Drivetrain:
Automatic transmission maintenance, fluid changes, and internal component diagnostics. Belt drive system inspection and replacement.
Brakes:
Hydraulic brake system, including master cylinder, brake lines, calipers, pads, discs, and bleeding procedures. ABS system components and diagnostics.
Suspension:
Front telescopic forks, rear shock absorbers, linkages, and adjustment procedures.
Steering:
Handlebar assembly, steering bearings, and steering head adjustment.
Electrical System:
Battery, charging system (alternator, regulator/rectifier), starter motor, lighting system, fuses, relays, wiring diagrams, and ECU diagnostics.
Body And Frame:
Frame inspection, body panel removal and installation, fairings, seat, storage compartments.
Preventative Maintenance:
Detailed schedules for oil changes, filter replacements, spark plug checks, brake fluid flush, coolant replacement, and general inspections.
Troubleshooting Guides:
Systematic diagnostic procedures for common and uncommon problems, fault codes, and symptom-based troubleshooting.
Repair Procedures:
Step-by-step instructions for component removal, repair, and reinstallation, often with torque specifications and special tool requirements.
Component Testing:
Methods for testing electrical components, sensors, actuators, and mechanical parts using multimeters, oscilloscopes, and specialized equipment.
Wiring Diagrams:
Comprehensive electrical schematics illustrating the flow of current for all systems.
Diagnostic Capability:
Advanced diagnostic procedures, including interpretation of error codes, sensor data analysis, and troubleshooting of electronic control units (ECUs).
Rebuild Information:
Detailed instructions for engine and transmission rebuilds, including clearances, tolerances, and part specifications.
Special Tools:
Identification and usage of specialized tools required for specific repair or maintenance tasks.
Engine Type:
Four-stroke, liquid-cooled, SOHC, 4-valve single-cylinder
Displacement:
460 cc (28.07 cubic inches)
Bore X Stroke:
92 mm x 70 mm (3.62 in x 2.76 in)
Compression Ratio:
10.0:1
Cooling System:
Liquid-cooled
Horsepower:
Approximately 35 hp (26 kW) at 7,000 rpm (manufacturer figures may vary)
Torque:
Approximately 38 Nm (28 lb-ft) at 5,500 rpm (manufacturer figures may vary)
Fuel Delivery:
Electronic Fuel Injection (EFI)
Fuel Type:
Unleaded gasoline, 95 RON recommended
Fuel Tank Capacity:
15.5 liters (4.1 US gal)
Engine Oil Change:
Every 5,000 km (3,000 miles) or annually, whichever comes first. Check level more frequently.
Oil Filter Replacement:
At every engine oil change.
Air Filter Cleaning Replacement:
Inspect every 5,000 km (3,000 miles), clean or replace as needed. Replace every 10,000-15,000 km (6,000-9,000 miles).
Spark Plug Inspection Replacement:
Inspect every 10,000 km (6,000 miles). Replace as needed, typically every 20,000 km (12,000 miles).
Transmission Belt Inspection Replacement:
Inspect at 10,000 km (6,000 miles), replace at 20,000 km (12,000 miles) or per manual recommendation.
Engine Oil Type:
SAE 10W-40 API SG or higher, JASO MA certified.
Engine Oil Capacity:
Approx. 1.5 liters (1.58 US qt) with filter change.
Coolant Type:
Ethylene glycol based coolant, 50/50 mix with distilled water. Refer to manual for specific Aprilia recommended coolant.
Brake Fluid Type:
DOT 4 hydraulic brake fluid.
Common Wear Items:
Transmission belt, front fork seals, battery, stator/regulator (common in many scooters of this era).
Electrical Gremlins:
Occasional issues with wiring harnesses or faulty regulators/rectifiers can affect charging and starting.
Fuel System Maintenance:
Regular cleaning of fuel injectors and checking fuel filter can prevent performance issues.
