Target Audience:
Yamaha YP400 Majesty owners, independent mechanics, DIY enthusiasts.
Value Proposition:
Provides dealer-level repair and maintenance information at a fraction of the cost of professional servicing, enabling significant cost savings.
Comparison To Dealer Manuals:
Identical to manuals used by local dealers/mechanics.
Ease Of Use:
Easy layout format, simple to use (requires email opening capability).
Delivery:
Super fast download delivery, instant access after payment.
Licensing:
Use it as many times as you like, never times out or expires.
Engine Management:
Tune-up Procedures, Engine Repair, Valve Timing Procedures, Chain & Gear Replacement, Tensioner Adjustments, Tightening Torques, Timing Marks, Valve Timing Instructions, Tensioner Release & Reset Methods, Chain Routing & Sprocket/Gear Valve Timing Marks
Engine Mechanical:
Engine Removal/Installation, Cylinder Head/Valve Train, Engine Block, Engine Lubrication
Fuel And Emissions:
Fuel and Emissions Systems, Exhaust, Emissions Control
Cooling System:
Cooling and Heating
Transmission Drivetrain:
Transaxle, Clutch, Automatic Transmission, Differential, Driveshaft
Steering Suspension:
Steering, Suspension
Brakes:
Brakes (including ABS)
Climate Control:
Heater and Air Conditioning, Automatic Climate Control
Electrical Systems:
Electrical (including SRS), Wiring Diagrams
Safety Systems:
Supplemental Restraint System (SRS)
Troubleshooting:
Yes (implied by A-Z coverage and detailed diagrams)
Repair Procedures:
Yes (All repairs A-Z)
Installation Procedures:
Yes (General Removal & Installation Instructions)
Diagnostic Procedures:
Yes (implied by detailed diagrams and electrical coverage)
Depth:
Comprehensive: From routine maintenance to complete engine rebuilds and electrical diagnostics.
Visual Aids:
Tons of Detailed Pictures & Diagrams
Special Tools:
Special Tools section included
Specifications:
Specifications, Tightening Torques
Compatibility:
Works on any PC/MAC computer (Windows XP, NT, 2000, Vista, Windows 7, etc.)
Printability:
All pages are printable
Binding:
Digital Download (No physical binding)
Paper Quality:
N/A (Digital)
Engine Type:
4-stroke, Liquid-cooled, SOHC, 4-valve
Displacement:
395cc (24.1 cu.in.)
Bore X Stroke:
83.0 mm x 73.0 mm (3.3 in x 2.9 in)
Compression Ratio:
11.0:1 (Typical, specific value may vary slightly)
Horsepower:
Approximately 28.5 HP @ 6,500 RPM (Typical, specific value may vary)
Torque:
Approximately 29.5 lb-ft @ 5,250 RPM (Typical, specific value may vary)
Fuel Delivery:
Electronic Fuel Injection (EFI)
Fuel Type:
Unleaded gasoline
Oil Type:
Yamalube 4 (or equivalent SAE 10W-40 API SE, SF, SG, SH, SJ or higher)
Oil Capacity:
1.90 L (2.01 US qt) without filter change / 2.10 L (2.22 US qt) with filter change
Coolant Type:
Genuine Yamaha Coolant or equivalent (50% Ethylene Glycol, 50% Deionized Water)
Coolant Capacity:
Approximately 1.10 L (1.16 US qt)
Cylinder Head Torque Spec:
Refer to manual for specific multi-stage tightening sequence and values.
Type:
Automatic (CVT - Continuously Variable Transmission)
Drive System:
V-belt automatic transmission, Wet multi-disc clutch
Transmission Fluid:
Yamaha Genuine Gear Oil 80W-90 API GL-4 or SAE 80W API GL-4
Transmission Fluid Capacity:
0.23 L (0.24 US qt)
Crash Test Ratings:
Not Applicable (Motorcycle/Scooter)
Braking System:
Front: Hydraulic disc / Rear: Hydraulic disc (ABS optional on some models)
Lighting:
Halogen headlights, LED taillight
Restraint System:
Supplemental Restraint System (SRS) - potentially an airbag system on specific models/trims, but primarily refers to seat belt systems in cars; in scooters, might refer to general safety component integration.
Instrument Cluster:
Digital speedometer, analog tachometer, fuel gauge, odometer, trip meter, clock, indicator lights.
ABS:
Anti-lock Braking System (ABS) was an optional feature on certain YP400 Majesty models during these years.
Storage:
Under-seat storage compartment, often capable of holding a full-face helmet.
Oil Change Interval:
Every 5,000 km (3,000 miles) or 6 months, whichever comes first.
Air Filter Cleaning:
Every 5,000 km (3,000 miles)
Spark Plug Replacement:
Every 10,000 km (6,000 miles)
Transmission Fluid Change:
Every 10,000 km (6,000 miles)
Engine Oil Viscosity:
SAE 10W-40
Brake Fluid Type:
DOT 3 or DOT 4
Common Wear Items:
V-belt, drive rollers, spark plug, battery, brake pads. Potential for stator or voltage regulator issues in higher mileage units. Fuel pump can be a wear item.
Manufacturer:
Yamaha Motor Corporation, founded in 1955, is a renowned Japanese manufacturer known for motorcycles, marine products, and other motorized products.
Majesty Lineage:
The Majesty line represents Yamaha's premium maxi-scooter offering, known for comfort, performance, and touring capabilities.
Yp400 Introduction:
The YP400 Majesty was introduced to compete in the growing maxi-scooter market, offering a blend of scooter convenience and motorcycle-like performance.
Manufacturing Location:
Primarily manufactured in Japan and/or Indonesia.