🏷️ Basic Information Identification Make: Yamaha Model: Majesty Model Code: YP400X Year: 2008 Codes Manual Part Number: N/A (Assumed for sales purposes, original manual part number not provided) 👋 Introduction...
Pre-ride checks, oil and filter change intervals, air filter maintenance, spark plug replacement, coolant level checks, brake fluid checks, tire pressure monitoring, and battery maintenance.
Troubleshooting:
Basic diagnostic steps for common operational issues, warning light interpretation, and guidance on when to seek professional service.
User Operations:
Proper operation of controls, riding techniques, fuel recommendations, storage procedures, and passenger safety guidelines.
Technical Depth
Depth:
Focuses on owner-level understanding and operation, not detailed repair procedures. Covers 'what to do' rather than 'how to do it' for complex mechanical tasks.
📊 Manual Specifications
File Format
Format:
Printed Booklet
Print Quality
Quality:
Standard OEM print quality, durable paper suitable for workshop environments.
Binding Type
Binding:
Stapled or glued spine, designed for easy page turning.
Paper Type
Paper:
Matte finish, heavyweight paper stock to resist wear and tear.
⚙️ Engine Specifications
Primary Engine
Engine Type:
Four-stroke, SOHC, liquid-cooled, 4-valve
Displacement:
395 cc
Bore X Stroke:
83 mm x 73 mm
Compression Ratio:
11.0:1
Ignition System:
TCI (Transistor Controlled Ignition)
Performance
Horsepower:
Approx. 33.5 HP @ 7,500 RPM (Variations may exist based on market)
Torque:
Approx. 37.3 Nm (27.5 lb-ft) @ 5,500 RPM (Variations may exist based on market)
Fuel System
Fuel Delivery:
Fuel Injection
Fuel Type:
Unleaded gasoline, minimum 87 octane (RON+MON)/87 AKI
1,415 mm (55.7 in) (Adjustable windshield position may affect this)
Wheelbase:
1,565 mm (61.6 in)
Weights
Dry Weight:
210 kg (463 lbs)
Wet Weight:
Approx. 226 kg (498 lbs) (with all fluids)
Cargo
Underseat Storage:
Ample space for two full-face helmets, with interior lighting.
🛡️ Safety Features
Ratings
Crash Test Data:
N/A (Motorcycle/scooter safety ratings are typically not applicable in the same manner as automobiles.)
Active Features
Braking System:
Front: Hydraulic disc brake; Rear: Hydraulic disc brake. Available with optional ABS on some models/markets.
Lighting:
Dual Halogen headlights, LED taillight, front and rear turn signals.
Passive Features
Chassis Design:
Steel tube frame, optimized for stability and rider comfort.
Tires:
Front: 120/70-15; Rear: 160/60-15 (Tubeless)
Parking Brake:
Left handlebar lever operation.
💡 Technology Features
Infotainment
Instrument Cluster:
Analog tachometer, digital speedometer, odometer, trip meter, fuel gauge, coolant temperature gauge, clock, and various warning lights.
Lighting Controls:
Handlebar-mounted controls for lights, turn signals, horn, and hazard lights.
Driver Assistance
ABS Availability:
Optional Anti-lock Braking System (ABS) available on certain configurations of the 2008 YP400X.
Connectivity
Power Outlet:
12V DC power outlet in the front glove box for charging accessories.
🔧 Maintenance
Service Intervals
Engine Oil Change:
Every 4,000 km (2,500 miles) or 6 months, whichever comes first. Check owner's manual for specific oil type and capacity.
Oil Filter Replacement:
Every 12,000 km (7,500 miles) or 12 months, coinciding with every second oil change. (Refer to manual for exact interval).
Air Filter Cleaning:
Every 4,000 km (2,500 miles). Replacement recommended every 16,000 km (10,000 miles) or as needed based on inspection.
Spark Plug Replacement:
Every 12,000 km (7,500 miles). (Recommended plug: NGK CR9E or equivalent).
Fluid Specifications
Engine Oil:
Yamalube 4 (or equivalent) SAE 10W-40 API SG, JASO MA.
Engine Oil Capacity:
1.8 Liters (1.9 US qt) without filter change; 1.9 Liters (2.0 US qt) with filter change.
Coolant:
Yamaha Super Coolant (or equivalent) 50/50 mixture of antifreeze and distilled water.
Brake Fluid:
DOT 4.
Known Issues
Common Wear Items:
Vibration at certain RPMs, potential for variator or clutch wear over high mileage, electrical connections can be a point of failure if not maintained.
Maintenance Tips:
Regularly inspect belt drive for cracks or excessive wear, ensure proper cooling system maintenance to prevent overheating.
📚 Vehicle History
Brand Heritage
Manufacturer:
Yamaha Motor Company is a Japanese manufacturer of motorcycles, marine products, and other motorized products. Founded in 1955, it has a long history of innovation and performance.
Model Evolution
Lineage:
The Majesty line of scooters has a history dating back to the 1980s, evolving with technological advancements and market demands for larger, more comfortable touring scooters.
Yp400X:
The YP400 Majesty represented a significant step in Yamaha's maxi-scooter offerings, blending sporty performance with touring comfort and advanced features for its time.
Production
Manufacturing Location:
Primarily manufactured in Japan, with potential for assembly in other Yamaha facilities globally.
🏆 Awards & Recognition
Recognitions
Industry Acclaim:
The Majesty line is generally well-regarded for its comfort, practicality, and performance within the maxi-scooter segment, often praised for its highway capability and touring potential.
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