Model Years Covered:
2005, 2006, 2007, 2008, 2009, 2010
Generation:
First Generation (pre-2010 models often referred to by specific year ranges)
Chassis Code:
Generally associated with Yamaha's MX series motorcycles, specific chassis codes vary by sub-model and region, but often start with '1S7' or similar for this era.
Engine Code:
Typically 135cc, 4-stroke, SOHC, 2-valve, liquid-cooled engine. Specific engine codes vary by model designation and market.
Market Position:
The Yamaha Sniper (also known as Exciter in some markets) is a popular underbone motorcycle, often favored for its sporty performance, fuel efficiency, and reliability in urban and light touring environments. This manual targets owners and technicians working on this widely used model.
Target Audience:
Yamaha Sniper owners, independent motorcycle repair shops, and DIY mechanics seeking reliable repair and maintenance information.
Competitive Analysis:
Competes with other underbone motorcycles from brands like Honda (e.g., Wave series), Suzuki (e.g., Raider series), and Kawasaki. Its strengths lie in Yamaha's reputation for engine performance and durability.
Key Features:
Comprehensive coverage for a critical six-year production run, detailed illustrations, step-by-step procedures, and essential technical data for efficient and accurate repairs. Instant download availability ensures immediate access for urgent repairs.
Digital Access Benefit:
Instant download eliminates shipping delays and costs, providing immediate access for time-sensitive repairs.
Systems Covered:
Engine (disassembly, assembly, tuning, troubleshooting), Fuel System (carburetor/injection, fuel pump, filters), Ignition System, Electrical System (wiring diagrams, lighting, charging, starting), Transmission (clutch, gearbox, final drive), Chassis (frame, suspension, steering), Brakes (hydraulic systems, pad replacement, bleeding), Cooling System, Exhaust System, Wheels and Tires, Bodywork and Trim.
Electrical System Details:
Detailed wiring diagrams, troubleshooting for lighting, starting system, charging system (alternator, CDI, battery), horn, and indicators.
Suspension Details:
Front fork disassembly/assembly, rear shock absorber specifications, and related linkage maintenance.
Brake System Details:
Front and rear brake system service, including hydraulic component inspection, bleeding procedures, and pad/disc replacement.
Fuel System Details:
Carburetor cleaning, synchronization, and adjustment procedures, along with fuel filter replacement.
Procedures Included:
Routine maintenance, troubleshooting guides, diagnostic procedures, removal and installation of components, disassembly and assembly of major assemblies, adjustment procedures (valve clearance, carburetor, clutch, brakes), tightening torque specifications, wear limits, overhaul procedures, electrical system diagnostics, wiring diagrams.
Troubleshooting Methodology:
Systematic diagnostic flowcharts and step-by-step troubleshooting procedures for common and intermittent faults across all vehicle systems.
Rebuild Procedures:
Detailed procedures for engine component rebuilds, including piston, rings, cylinder, crankshaft, and cylinder head assembly.
Lubrication Points:
Detailed diagrams showing all lubrication points and recommended lubricant types and intervals.
Torque Specifications:
Comprehensive torque charts for all critical fasteners and engine components to ensure correct assembly and prevent damage.
Diagnostic Charts:
Includes specific diagnostic charts for common problems like starting failures, poor acceleration, or abnormal engine noises.
Technical Depth:
Detailed, step-by-step instructions with pictorial diagrams, exploded views, and photographic illustrations. Suitable for both professional mechanics and experienced DIY enthusiasts. Covers everything from basic adjustments to complete engine rebuilds and electrical system diagnostics.
Special Tool References:
References to specific Yamaha special service tools required for certain procedures, with illustrations showing tool usage.
Engine Type:
4-stroke, SOHC, 2-valve
Displacement:
Approximately 135cc (specific variations may exist across model years/regions)
Cooling System:
Liquid-cooled
Horsepower:
Typically in the range of 10-15 HP, depending on specific engine tune and market regulations.
Torque:
Specific torque figures are detailed within the manual for various engine components.
Engine Layout:
Single-cylinder, forward-inclined
Ignition System:
Digital CDI (Capacitor Discharge Ignition) with electronic advance. Specific timing specifications are provided.
Spark Plug Type:
Specific spark plug models (e.g., NGK CR9E or equivalent) and correct gap settings are provided.
Valve Adjustment:
Detailed instructions and specifications for valve clearance adjustment, a critical maintenance item for optimal engine performance.
Fuel Delivery:
Carburetor (specific models and types detailed in the manual), potentially with early forms of fuel injection on later or specific market variants.
Carburetor Details:
Specific carburetor model numbers (e.g., Mikuni VM20-260 or similar) and detailed adjustment specifications are found within the manual.
Overall Length:
Varies slightly by year/region, consult manual for precise specifications.
Overall Width:
Varies slightly by year/region, consult manual for precise specifications.
Overall Height:
Varies slightly by year/region, consult manual for precise specifications.
Dry Weight:
Typically around 100-110 kg, consult manual for exact figures.
Wet Weight:
Includes all necessary fluids, consult manual for exact figures.
Safety Ratings:
N/A (Motorcycle safety is primarily assessed through design, rider skill, and adherence to safe riding practices, not formal crash test ratings like cars).
Active Safety Features:
Disc brakes (front and rear), responsive handling, reliable lighting system.
Passive Safety Features:
Sturdy frame construction, ergonomic rider controls, protective body panels (though minimal compared to cars).
Service Intervals:
Refer to the periodic maintenance chart within the manual for specific intervals (e.g., oil changes every 3,000-4,000 km, valve clearance checks every 10,000-15,000 km, spark plug replacement as specified).
Air Filter Maintenance:
Intervals for cleaning or replacement of the air filter element are specified based on operating conditions.
Clutch Adjustment:
Procedures and recommended intervals for clutch lever play and cable adjustment.
Engine Oil Type:
Yamalube or equivalent SAE 10W-40 API SG or higher, JASO MA certified. Specific capacity detailed in the manual.
Coolant Type:
Permanent type antifreeze (ethylene glycol based), 50% mixture with distilled water. Specific capacity detailed in the manual.
Brake Fluid Type:
DOT 3 or DOT 4 brake fluid. Consult manual for specific recommendations and replacement procedures.
Gear Oil Type:
Yamalube Gear Oil or equivalent SAE 80 API GL-4 or GL-5. Capacity and replacement procedures are detailed.
Common Issues:
Potential issues for this era may include carburetor tuning issues due to age/gumming, clutch wear, charging system component failures (stator, regulator/rectifier), and wear on suspension components. The manual provides diagnostic steps for all.
Common Wear Items:
Guidance on wear limits for critical components like brake pads, clutch plates, and engine internals ensures proper replacement.
Brand Heritage:
Yamaha Motor Corporation has a rich history in motorcycle manufacturing, known for innovation, performance, and reliability across various segments, from sportbikes to cruisers and off-road machines.
Model Evolution:
The Sniper/Exciter lineage has evolved from earlier underbone designs, incorporating advancements in engine technology, chassis design, and styling to meet market demands for performance and efficiency.
Styling Changes:
Covers the evolution of the Sniper's design and bodywork through the 2005-2010 model years, with relevant repair information for all variants.
Production Period:
This manual covers models produced between 2005 and 2010. Yamaha has continued to update and offer variations of the Sniper/Exciter model in various markets beyond this period.