Segment:
Compact scooter, urban mobility
Target Audience:
Commuters, young riders, urban dwellers seeking economical and maneuverable transportation.
Competitors:
Honda Ruckus, Kymco Agility 50, SYM Fiddle II 50
Vehicle Design:
Rugged, 'moped-style' design with exposed frame elements, wide tires, and upright riding position.
Manual Value Proposition:
Provides essential technical data for maintaining and repairing the YW50AP Zuma, enabling cost-effective ownership and extending the vehicle's lifespan.
Primary Coverage:
Service and Repair
Year Coverage:
2001, 2002, 2003, 2004, 2005, 2006, 2007
Model Variant Coverage:
YW50AP Zuma
Type:
Service Repair Manual
Accessibility:
Compatible with Windows, Mac, Linux
Features:
Printable, Downloadable, Instant High Speed Download
Software Requirement:
Adobe PDF Reader
Engine:
Complete engine disassembly, assembly, inspection, and repair
Fuel System:
Carburetor tuning, fuel pump, fuel lines, fuel tank
Ignition System:
Ignition coil, spark plug, CDI unit, timing
Cooling System:
Air cooling system description and maintenance
Transmission:
Automatic CVT (Continuously Variable Transmission) inspection, maintenance, and repair
Clutch:
Drive clutch and driven clutch inspection and service
Suspension:
Front fork, rear shock absorber, linkage inspection and service
Brakes:
Front and rear brake systems (drum/disc), hydraulic lines, fluid replacement, bleeding procedures
Electrical System:
Wiring diagrams, lighting, starter system, battery, charging system, switches, fuses
Chassis Frame:
Frame inspection, steering system, bearings
Bodywork Exterior:
Panel removal and installation, trim, seating
Wheels Tires:
Tire inspection, pressure, rim maintenance
Maintenance:
Scheduled maintenance, oil changes, filter replacements, spark plug replacement, brake adjustments
Troubleshooting:
Diagnostic charts, common problems and solutions
Repair:
Detailed step-by-step repair procedures for all major systems
Diagnostics:
Component testing, electrical diagnosis
Specifications:
Torque specifications, clearances, fluid types and capacities
Wiring Diagrams:
Comprehensive electrical system wiring diagrams
Depth:
Comprehensive: Covers everything from basic maintenance to complete engine and transmission rebuilds.
Level:
Professional technician and advanced DIYer
Quality:
High-resolution PDF, ensures clarity of text and diagrams
Searchability:
Likely text-searchable PDF for quick information retrieval
Printability:
Printable, allowing users to create physical copies for workshop use
Physical Representation:
N/A (Digital PDF product)
Physical Representation:
N/A (Digital PDF product)
Engine Type:
4-stroke, 2-valve, SOHC, air-cooled
Displacement:
49cc (49.4 cm³)
Bore X Stroke:
39.0 mm x 41.4 mm
Compression Ratio:
10.0:1 (Typical for this engine family)
Horsepower:
~3.0 - 3.5 HP (at ~7000 rpm, varies slightly by year and tuning)
Torque:
~2.7 - 3.0 lb-ft (at ~6000 rpm, varies slightly by year and tuning)
Fuel Delivery:
Carburetor (Teikei Y24P or similar)
Fuel Type:
Unleaded gasoline (91 octane or higher recommended)
Fuel Tank Capacity:
4.5 Liters (1.2 US gal)
Oil Type:
Yamalube 4 (or equivalent SAE 10W-40 API SE, SF or SG, JASO MA)
Oil Capacity:
0.80 Liters (0.85 US qt) for oil change, 0.90 Liters (0.95 US qt) for complete disassembly
Type:
Automatic CVT (Continuously Variable Transmission)
Drive System:
V-belt, centrifugal clutch
Final Drive:
Gear reduction (e.g., 9.778:1)
Gear Oil:
Yamalube Gear Oil or SAE 80 API GL-4 Hypoid Gear Oil
Gear Oil Capacity:
0.07 Liters (0.07 US qt)
Overall Length:
Approx. 1760 mm (69.3 in)
Overall Width:
Approx. 660 mm (26.0 in)
Overall Height:
Approx. 1040 mm (40.9 in)
Seat Height:
Approx. 740 mm (29.1 in)
Dry Weight:
Approx. 80 kg (176 lbs)
Gross Vehicle Weight Rating:
Not officially specified, but typically around 230 kg (507 lbs) for rider and cargo.
Front Tire Size:
120/90-10 59J
Rear Tire Size:
130/90-10 63J
Wheel Type:
Cast aluminum alloy
Crash Test Data:
Not applicable for this vehicle class/market, typically tested to relevant scooter safety standards.
Braking System:
Front: Hydraulic disc brake; Rear: Drum brake.
Lighting:
Halogen headlight, taillight, brake light, turn signals.
Frame Design:
Robust, semi-exposed tubular steel frame provides structural integrity and a distinctive look.
Storage:
Under-seat storage compartment.
Display Features:
Analog speedometer, odometer, fuel gauge, indicator lights (turn signal, high beam, oil level).
Features:
N/A (Basic scooter design, no electronic driver assistance systems).
Features:
N/A (No built-in connectivity features).
Engine Oil Change:
Every 3,000 km (1,865 miles) or annually, whichever comes first.
Air Filter Cleaning:
Every 3,000 km (1,865 miles).
Spark Plug Replacement:
Every 6,000 km (3,730 miles) or annually. Inspect at 3,000 km.
Cvt Belt Inspection:
Every 6,000 km (3,730 miles). Replace as needed.
Brake Fluid Replacement:
Every 2 years or as recommended by the manual.
Gear Oil Change:
Every 6,000 km (3,730 miles) or annually.
Engine Oil Spec:
Yamalube 4 (or equivalent SAE 10W-40 API SE, SF or SG, JASO MA)
Brake Fluid Spec:
DOT 3 or DOT 4 hydraulic brake fluid
Gear Oil Spec:
SAE 80 API GL-4 Hypoid Gear Oil
Common Problems:
Carburetor gumming if not run regularly, CVT belt wear, occasional electrical connector corrosion, aging fuel lines.
Preventative Measures:
Regular starting and running, use of fuel stabilizer during storage, periodic cleaning of electrical contacts.
Manufacturer:
Yamaha Motor Company, Ltd. - a global leader in motorcycles, marine products, and musical instruments, known for innovation and performance.
Genesis:
The Zuma was introduced to offer a stylish, practical, and somewhat rugged alternative to conventional scooters, emphasizing fun and versatility.
Key Changes 2001-2007:
Minor cosmetic updates and potential internal component refinements across the model run. The core design and powertrain remained largely consistent.
Manufacturing Location:
Primarily manufactured in Japan and/or Taiwan by Yamaha.
Sales Performance:
Popular in urban markets, particularly in North America, due to its unique styling and practicality.
Market Reception:
Consistently praised for its unique styling, durability, and suitability for urban commuting.
Consumer Reviews:
Generally high user satisfaction ratings for reliability and fun factor, especially among its target demographic.
Emissions:
Meets relevant emissions standards for its model years in target markets (e.g., EPA in the US).
