Engine:
Complete engine assembly, disassembly, inspection, and repair procedures for the 1700cc V-twin engine, including top-end (cylinder heads, valves, camshafts) and bottom-end (crankshaft, connecting rods, pistons).
Fuel System:
Detailed coverage of the fuel injection system (throttle body, injectors, fuel pump, pressure regulator), fuel lines, and fuel tank service.
Ignition System:
Information on ignition coils, spark plugs, ECU control, and troubleshooting ignition system faults.
Transmission:
Complete coverage of the 5-speed constant mesh transmission, including clutch operation, gearbox disassembly, inspection, and reassembly.
Drive Train:
Procedures for servicing the final drive, including belt tension, pulley inspection, and replacement.
Braking System:
Comprehensive details on front and rear brake systems, including hydraulic lines, master cylinders, calipers, pads, rotors, and bleeding procedures.
Suspension System:
Front fork (telescopic, inverted) and rear shock absorber service, including fork oil changes, seal replacement, and spring specifications.
Steering System:
Handlebar, steering stem bearings, and related components inspection and service.
Electrical System:
Detailed wiring diagrams, charging system (stator, regulator/rectifier), battery service, lighting (headlight, taillight, indicators), and starter system.
Bodywork And Frame:
Procedures for removal and installation of body panels, fenders, fuel tank, seat, and frame inspection.
Cooling System:
While primarily air-cooled, details on oil cooler and oil flow management where applicable.
Exhaust System:
Information on exhaust pipes, mufflers, and mounting hardware.
Routine Maintenance:
Oil and filter changes, air filter service, spark plug replacement, drive belt inspection and adjustment, brake fluid changes, clutch fluid changes, battery maintenance.
Troubleshooting:
Systematic diagnostic procedures for common problems, fault code interpretation (if applicable), and symptom-based troubleshooting guides.
Engine Rebuild:
Complete disassembly, cleaning, inspection, measurement, and reassembly instructions for all engine components.
Transmission Repair:
Gearbox disassembly, gear inspection, bearing replacement, and reassembly of the transmission.
Brake Overhaul:
Master cylinder rebuild, caliper service, brake line replacement, and hydraulic system bleeding.
Suspension Fork Rebuild:
Front fork seal replacement, oil level adjustment, and internal component service.
Electrical Diagnostics:
Wiring diagram interpretation, multimeter usage for testing components, and troubleshooting electrical faults.
Fuel System Cleaning And Testing:
Injector cleaning procedures, fuel pressure testing, and throttle body cleaning.
Depth Level:
Comprehensive (covering everything from basic maintenance to full engine and transmission rebuilds).
Diagnostic Coverage:
In-depth diagnostic information for electrical and mechanical systems, including torque specifications and measurement tolerances.
Diagrams And Illustrations:
Includes exploded view diagrams for component identification and assembly, as well as detailed wiring schematics.
Engine Displacement:
1670cc (102 cubic inches)
Engine Configuration:
Air-cooled, 4-stroke, V-twin
Valvetrain:
SOHC, 4 valves per cylinder (pushrod actuated)
Bore X Stroke:
97.0 mm x 113.0 mm
Horsepower Estimate:
Approx. 90-95 HP (peak estimates vary, manual will have exact figures)
Torque Estimate:
Approx. 110-115 lb-ft (peak estimates vary, manual will have exact figures)
Fuel Delivery:
Electronic Fuel Injection (EFI) with Twin Spark ignition
Fuel Type:
Unleaded gasoline (91 octane or higher recommended)
Oil Type:
Yamalube 4 (or equivalent) SAE 20W-40 API SE, SF, SG, SH, SJ or higher
Oil Capacity:
Approx. 4.8 L (5.1 US qt) with filter change (exact capacity in manual)
Engine Oil Change Interval:
Every 6,000 km (3,700 miles) or 12 months (refer to manual for precise interval based on usage).
Oil Filter Change Interval:
Every 6,000 km (3,700 miles) or 12 months (concurrent with oil change).
Air Filter Cleaning Interval:
Every 6,000 km (3,700 miles) (clean and re-oil if necessary).
Spark Plug Replacement Interval:
Every 18,000 km (11,000 miles) or as per manual recommendations.
Drive Belt Inspection Interval:
Every 6,000 km (3,700 miles) (check tension and condition).
Fork Oil Type:
Yamaha Fork Oil (or equivalent) SAE 10W (specific viscosity detailed in manual).
Common Wear Items:
Clutch plates, brake pads, fork seals, and drive belt are common wear items requiring periodic replacement.
Potential Issues:
Early models might experience minor electrical gremlins or fuel injection system adjustments. The manual provides diagnostic steps for these.
