This manual covers the Yamaha T135, a popular underbone motorcycle produced in 2008 and known by various regional names including Exciter, Sniper, Laguna, and Crypton X. This model, available in variants such as T135, T135S, and T135SE, features a liquid-cooled, 134cc, four-stroke SOHC 4-valve engine, a 5-speed transmission, and a robust chassis designed for everyday use and demanding conditions. Its engineering emphasizes reliability, fuel efficiency, and practicality, making it a favored choice in Southeast Asian markets. The T135 platform builds upon a strong legacy in powersports, offering a balance of performance and cost-effectiveness.
This comprehensive Factory Service Repair Manual in English provides detailed guidance for the maintenance, repair, and troubleshooting of the Yamaha T135. It covers essential areas including complete engine overhaul, chassis maintenance, cooling system service, carburetor adjustments, fuel system upkeep, and electrical system diagnostics. The manual also details periodic checks, adjustments, and advanced troubleshooting procedures to address potential issues. It is designed to assist owners, mechanics, and technicians in ensuring the optimal performance, longevity, and safety of their vehicle through accurate, factory-authorized information.
Model:
T135 (Exciter/Sniper/Laguna/Crypton X)
Model Variants:
T135, T135S, T135SE
Segment:
Underbone motorcycle, popular in Southeast Asian markets.
Target Audience:
Owners seeking to perform maintenance and repairs, mechanics, and enthusiasts.
Competitors:
Honda Wave series, Suzuki Raider, Kawasaki Fury.
Value Proposition:
Provides comprehensive, factory-authorized repair information to reduce repair costs and ensure proper maintenance.
Manual Type:
Factory Service Repair Manual
Print Availability:
Yes (Printable)
Engine Overhaul:
Complete engine disassembly, inspection, repair, and reassembly procedures.
Chassis Maintenance:
Frame, suspension, steering, and wheel component servicing.
Cooling System:
Radiator, fan, coolant, and related component checks and maintenance.
Carburetor Service:
Carburetor adjustment, cleaning, rebuilding, and troubleshooting.
Fuel System:
Fuel tank, pump, lines, and filter maintenance and inspection.
Electrical System:
Wiring diagrams, ignition system, lighting, battery, starter, and charging system diagnostics.
Fuel Injection System:
ECU, injectors, sensors, and fuel delivery system for fuel-injected models (if applicable).
Drive Train:
Clutch, gearbox, final drive (chain) inspection, adjustment, and maintenance.
Periodic Checks Adjustments:
Scheduled maintenance tasks, fluid level checks, chain tension adjustment, brake adjustments.
Troubleshooting:
Systematic diagnostic procedures for common and uncommon faults.
Diagnostic Capabilities:
Advanced troubleshooting guides and fault code interpretation (where applicable).
Repair Complexity:
Covers everything from basic adjustments to complete engine and component rebuilds.
File Format:
Portable Document Format (PDF)
Readability:
High-resolution, searchable text for easy navigation and content retrieval.
Compatibility:
Compatible with Windows and macOS operating systems.
Software Requirement:
Adobe Acrobat Reader or compatible PDF viewer.
Engine Type:
Four-stroke, SOHC, 4-valve
Bore X Stroke:
54.0 x 58.7 mm
Compression Ratio:
9.3:1 (typical)
Cooling System Type:
Liquid-cooled
Starting System:
Electric and kick starter
Horsepower:
Approx. 11.2 HP @ 8,000 RPM (varies slightly by market/tune)
Torque:
Approx. 10.7 Nm @ 6,500 RPM (varies slightly by market/tune)
Carburetor Type:
Mikuni VM26 (or similar 26mm constant velocity carburetor)
Fuel Type:
Unleaded gasoline (minimum 87 octane)
Transmission Type:
Constant Mesh, 5-speed (or 4-speed depending on sub-model/market)
Clutch Type:
Wet, multiple disc, constant mesh, automatic centrifugal clutch
Final Drive:
O-ring sealed chain
Overall Length:
Approx. 1910 mm
Overall Width:
Approx. 705 mm
Overall Height:
Approx. 1050 mm
Seat Height:
Approx. 775 mm
Wheelbase:
Approx. 1240 mm
Dry Weight:
Approx. 101-104 kg (varies by sub-model)
Fuel Tank Capacity:
Approx. 4.0 Liters
Oil Capacity:
Approx. 0.94 Liters (without filter change), 1.04 Liters (with filter change)
Safety Features:
While not subjected to formal crash ratings like cars, safety is ensured through reliable braking and stable chassis design.
Braking System Front:
Hydraulic disc brake
Braking System Rear:
Drum brake
Lighting:
Halogen headlight, LED tail light, turn signals.
Instrument Panel:
Analog speedometer, fuel gauge, odometer, trip meter, neutral indicator, high beam indicator, turn signal indicators.
ABS:
Not typically available on this model.
Usb Charging:
Not typically available on this model.
Engine Oil Change:
Every 3,000 km or 3 months, whichever comes first.
Oil Filter Replacement:
Every 6,000 km or 6 months (if equipped with a replaceable element).
Spark Plug Replacement:
Every 6,000 km or 6 months.
Air Filter Cleaning:
Every 3,000 km or 3 months; replacement as needed.
Clutch Inspection:
Every 6,000 km or 6 months.
Chain Tension Adjustment:
Every 1,000 km or 1 month.
Valve Clearance Adjustment:
Every 12,000 km or 12 months.
Engine Oil Grade:
Yamaha Genuine Oil 4-AT recommended (e.g., Yamalube 10W-40 API SG or higher)
Coolant Type:
Ethylene glycol based coolant, 50% mixture with distilled water.
Common Complaints:
While generally reliable, potential issues can include carburetor jetting issues in varying altitudes/climates, occasional drive chain wear, and normal wear and tear on suspension components.
Maintenance Importance:
Regular maintenance is crucial for optimal performance and longevity, especially given the underbone motorcycle's demanding usage patterns in many markets.
Yamaha Legacy:
Yamaha Motor Company is a Japanese manufacturer renowned for its wide range of powersports products, including motorcycles, ATVs, and marine engines, with a strong reputation for innovation and performance.
T135 Lineage:
The T135 platform, often marketed under names like Exciter, Sniper, Laguna, or Crypton X depending on the region, represents Yamaha's commitment to the efficient and practical underbone segment, evolving from earlier underbone designs with enhanced features like liquid cooling and 4-valve engines.
Manufacturing Region:
Primarily manufactured in Southeast Asia (e.g., Indonesia, Thailand, Malaysia).
Market Popularity:
Consistently one of Yamaha's best-selling models in many Southeast Asian countries due to its fuel efficiency, reliability, and affordability.
