Market Position:
Yamaha's Majesty 400 was positioned as a premium maxi-scooter, offering comfort, performance, and practicality for commuting and touring. This manual caters to owners and technicians servicing this specific model within its initial production run.
Competitive Analysis:
Competed against other 400cc to 500cc maxi-scooters from brands like Suzuki (Burgman 400) and Piaggio (Xciting 500).
Key Features Of Manual:
Instant download, PDF format, comprehensive coverage, step-by-step diagrams, specific to make, model, and year.
Key Features Of Vehicle:
Comfortable ride, significant under-seat storage, capable engine for highway use, advanced styling for its era.
Coverage Years:
2004, 2005, 2006, 2007, 2008, 2009
Market Coverage:
Global (specifications may vary by region)
Page Count Estimate:
Likely 300-500 pages (based on scope of coverage)
Manual Type:
Service Repair Manual
Manual Purpose:
To provide comprehensive guidance for all repair and maintenance tasks.
Delivery Method:
Instant Download
Engine Mechanical:
Engine removal/installation, cylinder head, valve inspection/adjustment, cylinder, piston, crankshaft, crankcase, primary shaft
Transmission Drivetrain:
Clutch, gearshift linkage, sub transmission, transmission, final drive
Suspension Steering:
Front wheel, front suspension, rear wheel, rear suspension
Brakes:
Hydraulic brake system inspection, repair, and bleeding
Electrical Charging:
Battery, charging system, ignition system, electric starter, switches, wiring diagrams
Fuel System:
Fuel system components, fuel injection system (if applicable for the year range)
Lubrication:
Lubrication system, fluid types, capacities, and procedures
Maintenance:
Routine checks, fluid changes, filter replacements, adjustments
Troubleshooting:
Diagnostic procedures, common problems and solutions
Repair:
Step-by-step instructions for component disassembly, repair, and reassembly
Rebuilds:
Engine rebuilds, transmission rebuilds, suspension component rebuilds
Component Rebuilding:
Detailed procedures for rebuilding major components such as the engine, transmission, and brake system.
Technical Depth:
Comprehensive; covers all workshop repair procedures from basic maintenance to full engine and transmission rebuilds, including electrical diagnostics.
Electrical Diagrams:
Includes detailed wiring diagrams for all electrical systems.
Torque Specifications:
Provides essential torque specifications for critical fasteners during assembly and disassembly.
Diagnostic Procedures:
Offers systematic diagnostic procedures for identifying and resolving faults across various systems.
Engine Type:
Four-stroke, liquid-cooled, DOHC, single-cylinder
Bore X Stroke:
92.0 mm x 75.0 mm
Compression Ratio:
10.7:1
Cooling System:
Liquid-cooled
Horsepower Estimate:
Approx. 30-33 HP @ 7500 RPM (depending on specific market tuning)
Torque Estimate:
Approx. 30-32 Nm @ 6000 RPM (depending on specific market tuning)
Fuel Delivery:
Fuel Injection (likely with electronic control)
Fuel Type:
Unleaded Gasoline
Fuel Tank Capacity:
Approx. 14 Liters (3.7 US gal)
Carburetor Type:
N/A (Fuel Injected)
Length:
Approx. 2270 mm (89.4 in)
Width:
Approx. 790 mm (31.1 in)
Height:
Approx. 1390 mm (54.7 in)
Wheelbase:
Approx. 1565 mm (61.6 in)
Ground Clearance:
Refer to specific model year specs, likely around 130-150 mm.
Dry Weight Estimate:
Approx. 180 kg (397 lbs)
Wet Weight Estimate:
Approx. 195 kg (430 lbs)
Infotainment Features:
Basic instrumentation with speedometer, odometer, fuel gauge, coolant temperature gauge. Likely no advanced infotainment systems like touchscreens or navigation.
Driver Assistance Features:
Linked braking system (if equipped), ABS (optional).
Connectivity Features:
None typically on this model.
Oil Change Interval:
Typically every 4,000-5,000 km (2,500-3,000 miles) or annually. (Refer to manual for precise interval).
Air Filter Replacement:
Recommended inspection every 4,000 km (2,500 miles), replacement as needed or at higher mileage intervals.
Spark Plug Replacement:
Typically around 10,000-15,000 km (6,000-9,000 miles).
Engine Oil Type:
Yamalube (or equivalent) 10W-40 or 20W-50 semi-synthetic or full-synthetic motorcycle oil (API SG or higher, JASO MA).
Engine Oil Capacity:
Approx. 1.7 - 1.9 Liters (with filter change).
Coolant Type:
Yamaha's recommended permanent type antifreeze coolant (ethylene glycol based) mixed 50/50 with distilled water.
Gear Oil Type:
Yamaha Genuine Gear Oil or equivalent recommended motorcycle gear oil.
Gear Oil Capacity:
Refer to manual, typically around 0.2 - 0.3 Liters for the final drive.
Known Issues:
Potential for starter motor issues, CVT belt wear over time, occasional sensor failures. (Manual will detail specific troubleshooting).
Brand Heritage:
Yamaha Motor Corporation is a Japanese manufacturer renowned for its motorcycles, musical instruments, and marine products. In the scooter market, Yamaha has a long history of innovation and performance.
Model Evolution:
The YP400 Majesty was part of Yamaha's strategy to compete in the growing maxi-scooter segment, offering a comfortable and powerful alternative to smaller scooters and motorcycles for urban and inter-urban travel.
Production Period:
The YP400 Majesty model line was produced starting in the early 2000s, with the 2004-2009 period covering a significant iteration of this platform.
