Target Audience:
Yamaha YP400T Majesty owners and independent repair shops seeking detailed technical information.
Value Proposition:
Empowers owners to perform their own repairs and maintenance, saving money and understanding their vehicle better, by providing professional-grade technical data.
Comparison To Oem:
Directly comparable to official Yamaha service manuals, offering the same information used by dealership technicians.
Visual Aid Quality:
Contains numerous illustrations, diagrams, and pictures to aid in understanding complex procedures.
Instruction Style:
Easy-to-follow, step-by-step instructions suitable for various skill levels.
Engine:
Complete overhaul, rebuild, diagnostics (including Fuel System, Lubrication, Cooling, Combustion, Cylinder Head/Valves, Crankcase/Piston/Cylinder, Crankshaft/Transmission/Balancer).
Transmission:
Gearbox, Clutch, Transmission System (detailed procedures for removal, installation, and repair).
Electrical System:
Comprehensive coverage including Alternator/Starter Clutch, Battery/Charging System, Ignition System, Electric Starter, Lights/Meters/Switches, Wiring Diagrams.
Chassis And Suspension:
Front Wheel and Steering System, Rear Wheel System, Suspension, Chassis, Frame/Body Panels/Exhaust System.
Braking System:
Complete braking system diagnostics and repair procedures.
Fuel Injection System:
Detailed coverage of the fuel injection system.
Cooling System:
Detailed coverage of the cooling system components and procedures.
Body And Fixtures:
Body & Fixtures, Fenders and Exhaust Pipe, Frame/Body Panels/Exhaust System.
Wheels And Tires:
Wheels & Tyres, Front Wheel and Steering System, Rear Wheel System.
Maintenance:
Periodic checks & Adjustments, routine maintenance procedures.
Repair:
Step-by-step repair instructions for all major systems.
Diagnostics:
Troubleshooting guide for common and uncommon issues.
Rebuilds:
Complete engine rebuild and component overhaul procedures.
Technical Information:
Technical Information & Specifications.
Wiring Diagrams:
Detailed wiring diagrams for all electrical systems, crucial for troubleshooting.
Engine Removal Installation:
Step-by-step instructions for safely removing and reinstalling the engine.
Troubleshooting:
Systematic approach to diagnosing and resolving common and complex problems.
Depth:
Comprehensive, covering everything from basic maintenance to complex diagnostics and full rebuilds, mirroring what professional shops use.
Engine Type:
4-stroke, Liquid-cooled, SOHC, 4-valve
Bore X Stroke:
Not specified in product info, but detailed in manual.
Compression Ratio:
Not specified in product info, but detailed in manual.
Horsepower:
Not specified in product info, but detailed in manual.
Torque:
Not specified in product info, but detailed in manual.
Fuel Delivery:
Fuel Injection
Fuel Type:
Unleaded gasoline (refer to manual for octane rating).
Oil Type:
Yamalube or equivalent motorcycle oil (specific viscosity grade detailed in manual).
Oil Capacity:
Not specified in product info, but detailed in manual.
Coolant Type:
Yamaha-specific or equivalent permanent type coolant (refer to manual for ratio and specifications).
Length:
Not specified in product info, but detailed in manual.
Width:
Not specified in product info, but detailed in manual.
Height:
Not specified in product info, but detailed in manual.
Dry Weight:
Not specified in product info, but detailed in manual.
Wet Weight:
Not specified in product info, but detailed in manual.
Seat Height:
Not specified in product info, but detailed in manual.
Wheelbase:
Not specified in product info, but detailed in manual.
Crash Test Results:
N/A for motorcycle manuals.
Braking System:
Front disc brakes, Rear disc brakes (specific caliper and rotor details in manual).
Lighting:
Headlights, taillights, brake lights, turn signals (electrical system section covers diagnostics and repair).
Frame Construction:
Steel frame (details on frame inspection and repair in manual).
Instrument Panel:
Includes gauges for speed, RPM, fuel level, coolant temperature, and indicator lights. Manual covers diagnostics and repair of the meter cluster.
N/A:
Motorcycle technology for this era does not typically include electronic driver assistance features like those found in cars.
N/A:
No specific connectivity features beyond standard lighting and indicators.
Oil Change Interval:
Refer to manual for specific mileage or time intervals.
Air Filter Replacement:
Refer to manual for specific mileage or time intervals.
Spark Plug Replacement:
Refer to manual for specific mileage or time intervals and plug type.
Belt Inspection Replacement:
Refer to manual for specific mileage or time intervals.
Brake Fluid:
DOT 4 recommended (refer to manual for exact specification).
Coolant Mixture Ratio:
Typically 50:50 with distilled water (refer to manual).
Common Wear Items:
CVT belt, drive pulley, rollers, brake pads, tires (manual provides detailed inspection and replacement guidance).
Engine Bolt Torques:
Comprehensive torque specifications for all engine components are included.
Chassis Bolt Torques:
Comprehensive torque specifications for chassis and suspension components are included.
Brand History:
Yamaha Motor Corporation is a globally recognized manufacturer with a long history of producing high-quality motorcycles and other powered vehicles since its founding in 1955.
Majesty Lineage:
The Majesty series is known for its comfortable, scooter-like ergonomics and touring capabilities. The YP400T represents a significant displacement within this line for the period.
Manufacturing Location:
Not specified in product info, but typically manufactured in Yamaha's global facilities.
