Target Audience:
Mechanical technicians, experienced DIY mechanics, and Yamaha service departments.
Value Proposition:
Provides dealership-level technical information for enhanced maintenance and repair, saving on labor costs.
Information Reliability:
Emphasizes accuracy and reliability of information for confident repairs.
Goal Of Manual:
To enable owners and technicians to achieve optimal performance and longevity from their Yamaha Majesty YP250.
Engine:
Complete repair and overhaul, including disassembly and reassembly.
Transmission:
Detailed procedures for disassembly, inspection, and reassembly.
Fuel System:
Comprehensive coverage including fuel pump, injectors, and carburetor (if applicable).
Ignition System:
Diagnostic and repair procedures for ignition components.
Lubrication System:
Information on oil pump, lubrication passages, and oil change procedures.
Exhaust System:
Details on exhaust components and their maintenance.
Electrical System:
Wiring diagrams, component testing, and troubleshooting for the entire electrical system.
Bodywork:
Procedures for body panel removal, installation, and related components.
Routine Maintenance:
Detailed instructions for regular servicing and tune-ups.
Diagnostic Procedures:
Systematic troubleshooting guides for identifying and resolving issues.
Repair Procedures:
Step-by-step instructions for component repair and overhaul.
Removal Installation:
Guidance on removing and installing various vehicle components.
Assembly Disassembly:
Detailed breakdown and reassembly steps for major sub-assemblies.
Proprietary Component Repair:
Instructions for repairs of specific manufacturer-supplied components.
Depth Of Coverage:
Comprehensive, suitable for professional technicians and advanced DIY users.
Special Tool Identification:
Includes identification and illustration of specific Yamaha tools required for certain procedures.
Safety Emphasis:
Highlights safety precautions with explicit 'WARNING' and 'CAUTION' notations.
Engine Type:
Liquid-cooled, four-stroke, SOHC, 4-valve
Bore X Stroke:
74.0 mm x 58.0 mm (approximate, subject to verification within manual)
Compression Ratio:
10.0:1 (typical for this class, subject to verification)
Horsepower Estimate:
Approx. 20-22 HP (subject to verification)
Torque Estimate:
Approx. 14-16 lb-ft (subject to verification)
Fuel Delivery:
Carburetor (likely Mikuni BSR33 or similar)
Fuel Type:
Unleaded gasoline
Fuel Tank Capacity:
Approx. 10-12 Liters (subject to verification)
Length:
Approx. 2160 mm (subject to verification)
Width:
Approx. 760 mm (subject to verification)
Height:
Approx. 1440 mm (subject to verification)
Dry Weight:
Approx. 170 kg (subject to verification)
Wet Weight:
Approx. 180 kg (subject to verification)
Instrument Cluster:
Analog speedometer, tachometer, fuel gauge, coolant temperature gauge, and indicator lights.
ABS Availability:
ABS was generally not a standard feature on this model and year range, but availability may vary by market. Manual will clarify.
Oil Change Interval:
Refer to manual for specific mileage/time interval (typically 3,000-5,000 km or 6 months).
Air Filter Cleaning:
Refer to manual for specific interval (often tied to mileage or operating conditions).
Spark Plug Replacement:
Refer to manual for specific interval (e.g., 10,000-20,000 km).
Belt Inspection:
Refer to manual for recommended inspection and replacement intervals for the CVT belt.
Engine Oil Type:
Yamalube 4 (or equivalent SAE 10W-40 API SG or higher motorcycle oil)
Engine Oil Capacity:
Approx. 1.7-1.8 Liters without filter change, 1.9-2.0 Liters with filter change (subject to verification)
Transmission Oil Type:
Yamalube Gear Oil (or equivalent SAE 80 API GL-4 gear oil)
Transmission Oil Capacity:
Approx. 0.18 Liters (subject to verification)
Coolant Type:
Ethylene glycol-based, permanent type antifreeze (50% mixture with distilled water)
Common Problems:
Potential issues include CVT belt wear, aging cooling system components (hoses, thermostat), and carburetor cleaning requirements due to fuel deposits. The manual will provide diagnostic procedures for these.
Maintenance Importance:
Adherence to the maintenance schedule is crucial for longevity and optimal performance, especially given the age of these models.
Yamaha Motorcycles:
Yamaha Motor Company is a globally recognized manufacturer of motorcycles, scooters, and other powered vehicles with a strong reputation for innovation and performance.
Majesty Lineage:
The Majesty series represents Yamaha's line of maxi-scooters, known for their comfort, practicality, and touring capabilities.
Manufacturing Location:
Primarily manufactured in Japan by Yamaha.