Vehicle Category:
Cruiser Motorcycle
Target Audience:
Riders seeking a large-displacement, comfortable cruiser for touring and general riding, along with DIY enthusiasts and professional mechanics.
Key Competitors:
Harley-Davidson Softail/Dyna models, Honda Shadow Aero/Spirit, Kawasaki Vulcan 1500/1600, Suzuki Boulevard C50/M50.
Engine Size:
Large displacement 1670cc V-twin, offering substantial torque.
Styling:
Classic cruiser styling with ample chrome, large fuel tank, and low seat height.
Ride Comfort:
Designed for comfortable long-distance riding with a relaxed ergonomics.
Applicable Model Years:
2002, 2003, 2004, 2005, 2006, 2007
Regions Covered:
Global (specifications may vary slightly by region)
Estimated Page Count:
500-700 pages (typical for comprehensive workshop manuals)
Manual Type:
Workshop Repair Manual / Service Manual
Engine:
All aspects including disassembly, assembly, diagnosis, and repair of the 1670cc V-twin engine.
Fuel System:
Fuel injection system (EFI), throttle body, fuel pump, injectors, fuel pressure regulator, fuel lines, and tank.
Ignition System:
Ignition coils, spark plugs, ECU control, wiring diagrams.
Transmission:
Clutch, gearbox, primary drive, final drive (belt drive system).
Brakes:
Hydraulic brake systems (front and rear calipers, master cylinders, brake lines, fluid), parking brake mechanism.
Suspension:
Front fork (telescopic) overhaul and adjustment, rear shock absorber system maintenance.
Electrical System:
Starter motor, battery, charging system (generator/alternator), lighting (headlight, taillight, signals), horn, wiring harnesses, fuses, relays, ECU.
Chassis:
Frame, swingarm, steering system, wheels, and hubs.
Bodywork:
Fenders, fuel tank, seat, fairings (if applicable), and trim components.
Maintenance:
Scheduled maintenance tasks, oil changes, filter replacements, lubrication points, valve clearance checks.
Troubleshooting:
Diagnostic procedures for common and uncommon issues, fault code interpretation (if applicable).
Repair:
Step-by-step instructions for component removal, replacement, and reassembly.
Overhaul:
Complete engine and transmission rebuild procedures.
Wiring Diagrams:
Detailed electrical system wiring diagrams for fault finding and modifications.
Diagnostic Capabilities:
Advanced diagnostics for fuel injection, ignition, and sensor systems.
Specifications Data:
Torque values, tolerances, fluid capacities, electrical component resistance, and performance data.
Rebuild Procedures:
Comprehensive instructions for complete engine, transmission, and suspension component rebuilds.
Engine Type:
Air-cooled, 4-stroke, SOHC, V-twin
Displacement:
1670 cc (102.0 cubic inches)
Bore X Stroke:
97.0 mm x 113.0 mm (3.82 in x 4.45 in)
Valve Train:
SOHC, 4 valves per cylinder (total 8 valves)
Cooling System:
Forced air cooling
Horsepower Estimated:
Approx. 80-85 HP @ 4750 RPM (manufacturer data may vary, dyno results can differ)
Torque Estimated:
Approx. 100-105 lb-ft @ 3750 RPM (manufacturer data may vary, dyno results can differ)
Fuel Delivery:
Electronic Fuel Injection (EFI) with Twin Spark Plugs per Cylinder
Fuel Type:
Unleaded gasoline (minimum 87 octane recommended)
Oil Type:
Yamaha Aviation Oil SAE 20W-40 or SAE 10W-40 (refer to manual for precise Yamaha specs)
Transmission Type:
5-speed constant mesh
Clutch:
Wet, multiple-disc, cable-actuated
Gear Ratios:
Specific ratios detailed in the manual (e.g., 1st: 2.400, 2nd: 1.579, 3rd: 1.150, 4th: 0.913, 5th: 0.774)
Safety Features General:
Robust braking system, stable chassis, integrated lighting.
Braking System:
Hydraulic disc brakes front and rear. Front: Dual discs, Rear: Single disc.
Suspension Stability:
Large diameter front forks and adjustable rear suspension contribute to handling stability.
Lighting:
Powerful headlight, taillight, and turn signals for visibility.
Oil Change Interval:
Every 6,000 km (3,700 miles) or 6 months (refer to manual for precise interval and oil viscosity).
Air Filter Check:
Inspect every 6,000 km (3,700 miles), clean or replace as needed.
Spark Plug Replacement:
Replace every 12,000 km (7,500 miles) (using Iridium plugs will extend life).
Belt Drive Inspection:
Inspect tension and condition every 12,000 km (7,500 miles).
Engine Oil Capacity:
4.2 L (4.4 US qt) without filter change, 4.5 L (4.8 US qt) with filter change.
Brake Fluid:
DOT 4 hydraulic fluid
Transmission Oil Type:
Yamalube Gear Oil or equivalent 80W-90 hypoid gear oil
Fuel Pump Reliability:
Some early models reported potential fuel pump issues, addressed by later revisions or aftermarket replacements.
Belt Drive Wear:
While generally durable, belt tension and proper alignment are critical to prevent premature wear or failure.
Starter Clutch:
Occasional reports of starter clutch wear or failure, particularly with aggressive use or battery issues.
Yamaha Motorcycle Division:
Yamaha Motor Corporation is a leading global manufacturer known for innovation and performance across various motorized products, including motorcycles since the 1950s.
Road Star Lineage:
The XV1700 represents a significant evolution of Yamaha's Road Star cruiser line, building upon the earlier XV1600 (Wild Star) with increased displacement and fuel injection.
Manufacturing Origin:
Primarily manufactured in Japan.
Key Market Introduction:
Introduced to North American and European markets in the early 2000s.
Industry Reviews:
The Road Star line generally received positive reviews for its powerful engine, comfortable ride, and classic styling, often praised for its value in the large-displacement cruiser segment.
Customer Satisfaction:
High customer satisfaction ratings for reliability and overall ownership experience, particularly from owners who appreciate its traditional cruiser characteristics.
Emissions Compliance:
Designed to meet emissions standards for the respective model years and regions.
