Market Segment:
The Yamaha XJ600N Diversion was positioned as an accessible, versatile naked sportbike, popular for commuting, touring, and general recreational riding due to its reliable engine and comfortable ergonomics.
Competitors:
Competed with models like the Honda CB600F Hornet, Suzuki Bandit GSF600, and Kawasaki Zephyr series, offering a balance of performance, reliability, and value.
Ergonomics:
Upright riding position, comfortable seat, and accessible handlebars made it suitable for riders of varying experience levels and for longer journeys.
Engine Character:
Known for its smooth power delivery and broad torque band, making it user-friendly in urban environments and confident on the open road.
Styling:
The 'N' designation signifies the naked version, featuring exposed engine and frame components, contributing to its classic streetfighter aesthetic.
Engine:
Complete overhaul, troubleshooting, inspection, maintenance, repair of all engine components (cylinder head, cylinders, pistons, crankshaft, camshafts, valve train, etc.)
Fuel System:
Carburetor system diagnosis and repair, fuel pump, fuel lines, fuel tank maintenance.
Ignition System:
CDI ignition system, spark plugs, ignition coils, troubleshooting.
Transmission:
Gearbox removal and installation, clutch operation and repair, gear shift mechanism, transmission oil specifications.
Drivetrain:
Final drive chain and sprockets maintenance, inspection, and replacement.
Cooling System:
Air-cooled engine specifics, heat dissipation principles, no liquid cooling system to cover.
Exhaust System:
Exhaust pipe and muffler inspection, maintenance, and replacement.
Frame And Suspension:
Frame inspection, front fork overhaul and adjustment, rear shock absorber replacement, swingarm maintenance.
Braking System:
Front and rear brake caliper service, brake pad replacement, brake fluid replacement, bleeding procedures, master cylinder maintenance.
Wheels And Tires:
Wheel bearing inspection and replacement, tire pressure recommendations, tire wear inspection.
Electrical System:
Battery maintenance, charging system (alternator, rectifier/regulator), starter motor, lighting system (headlight, taillight, turn signals), wiring diagrams, fuse box.
Control Systems:
Throttle control, clutch lever, brake lever, gear shifter operation and adjustment.
Bodywork:
Fairing removal and installation, seat, fuel tank, fenders, handle bar components.
Scheduled Maintenance:
Detailed guide for routine inspections, oil changes, filter replacements, chain adjustments, and lubrication.
Troubleshooting:
Diagnostic charts and procedures for common problems related to starting, running, electrical systems, and braking.
Engine Repair:
Complete step-by-step instructions for engine disassembly, inspection, repair, and reassembly.
Transmission Overhaul:
Guidance on clutch replacement, gearbox component inspection and repair.
Brake System Maintenance:
Procedures for brake fluid flush, caliper servicing, and pad replacement.
Electrical Diagnostics:
Use of wiring diagrams for troubleshooting electrical faults.
Suspension Adjustment:
Instructions for front fork and rear shock absorber settings where applicable.
Carburetor Synchronization:
Detailed steps for synchronizing multiple carburetors for optimal performance.
Torque Specifications:
Essential torque values for all critical fasteners during assembly and disassembly.
Depth:
Comprehensive, covering routine maintenance to complete engine and component rebuilds.
Oil Change Interval:
Every 6,000 km or 6 months, whichever comes first (check manual for specifics).
Valve Clearance Check:
Every 12,000 km (check manual for specific intervals).
Spark Plug Replacement:
Every 12,000 km or as needed.
Air Filter Cleaning:
Every 6,000 km or as needed.
Brake Fluid Replacement:
Every 24,000 km or 2 years.
Chain Lubrication Adjustment:
Every 1,000 km or after washing/rain, or as needed.
Engine Oil Type:
Yamalube 4 (or equivalent), API SE, SF, SG type, SAE 20W-40 or SAE 10W-30. Refer to manual for precise viscosity based on ambient temperature.
Engine Oil Capacity:
3.0 Liters without filter change, 3.2 Liters with filter change.
Transmission Oil Type:
Yamalube Gear Oil (or equivalent), SAE 80 API GL-4.
Transmission Oil Capacity:
0.7 Liters.
Charging System:
Rectifier/regulator units can be prone to failure over time, leading to battery charging issues. Periodic testing is recommended.
Carburetor Icing:
In very cold or humid conditions, carburetors may be susceptible to icing, affecting engine performance. Proper jetting and maintenance help mitigate this.
Cam Chain Tensioner:
The automatic cam chain tensioner can wear out, leading to a rattling noise from the engine. Manual replacement or adjustment is a common repair.
Fork Seals:
Like many bikes of this era, fork seals can degrade and leak over time, requiring replacement.
Yamaha Legacy:
Yamaha Motor Company, established in 1955, has a rich history in motorcycle manufacturing, known for innovation, performance, and reliability across various categories.
Diversion Lineage:
The XJ600 Diversion series evolved from earlier XJ models, offering a more modern and faired (or naked, in the 'N' variant) interpretation of the mid-size sportbike, focusing on versatility.
Production Period:
The XJ600N Diversion was produced primarily from the early 1990s through the early 2000s, with this specific manual covering the late 1990s iteration.
