Product Name:
Yamaha DT125 DT125R 1988-2002 Full Service Repair Manual PDF Download
Model Years Covered:
1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002
Positioning:
Essential resource for owners and technicians of Yamaha DT125/DT125R models from 1988-2002, providing comprehensive repair and maintenance information.
Advantage:
Offers a digital, instantly accessible format, eliminating shipping costs and wait times compared to physical manuals.
Ease Of Use:
Numbered instructions, bold figure numbers, and a detailed table of contents facilitate quick information retrieval.
Visual Guidance:
Includes detailed illustrations, drawings, photos, and enlarged inset views for clarity.
Content Quality:
Provides information equivalent to that used by professional technicians.
Primary Coverage:
Full service, repair, maintenance, rebuild, refurbishment, restoration
Target Audience:
Professional technicians, DIY mechanics
Estimated Page Count:
Highly detailed, extensive (specific count not provided, but implied to be comprehensive)
Type:
Full Service Repair Manual
Engine Service:
Complete engine overhaul, troubleshooting, diagnostics, component repair
Transmission Service:
Gearbox inspection, repair, and maintenance
Electrical System:
Detailed wiring diagrams, troubleshooting, diagnostics, component testing
Fuel System:
Carburetor tuning, fuel delivery system maintenance
Cooling System:
Radiator, hoses, coolant specifications and maintenance (if applicable to specific models)
Chassis And Suspension:
Fork, rear shock, swingarm, frame inspection and repair
Braking System:
Front and rear brake maintenance, bleeding, component replacement
Exhaust System:
Exhaust pipe and muffler inspection and maintenance
Bodywork And Trim:
Fairing, seat, tank removal and installation, cosmetic repairs
Maintenance Procedures:
Routine service, lubrication, filter changes, spark plug replacement
Repair Procedures:
Step-by-step instructions for all major and minor repairs
Troubleshooting Guides:
Diagnostic procedures for common and uncommon issues
Diagnostics:
Comprehensive diagnostic flowcharts and tests
Rebuild Procedures:
Detailed instructions for engine, transmission, and suspension rebuilds
Wiring Diagrams:
Complete and detailed electrical schematics
Depth:
Advanced diagnostics, complete engine rebuilds, electrical system troubleshooting, chassis overhauls
Engine Type:
2-stroke, liquid-cooled (typical for DT125R, specific variants may exist)
Displacement:
124cc (for DT125R, variations may exist across the model run)
Horsepower:
Varies by year and specific model variant; typically in the 15-25 HP range.
Torque:
Specific figures vary by model year and tuning; indicative of a torquey, tractable engine for its class.
Carburetor:
Mikuni VM series (common for this era and model, specific size varies by year).
Fuel Type:
Unleaded gasoline with 2-stroke oil pre-mix (or oil injection system, depending on specific model variant).
Type:
CDI (Capacitor Discharge Ignition)
System:
Yamaha Autolube (oil injection system) or pre-mix, depending on the specific model variant.
Length:
Varies by specific model year and configuration (typically around 2000-2100 mm)
Width:
Varies (typically around 800-850 mm)
Height:
Varies (typically around 1150-1200 mm)
Dry Weight:
Approximately 105-115 kg (varies by specific model year and equipment)
Wet Weight:
Approximately 115-125 kg (with fluids, varies)
Fuel Capacity:
Approximately 10-12 liters (including reserve, varies by year)
Safety Features:
Reflective elements, brake lights, turn signals (standard for street-legal models).
Braking System:
Front: Disc brake; Rear: Drum brake (common configuration, some later models may have rear disc).
Frame Construction:
Steel semi-double cradle frame (typical for durability and rigidity).
Oil Change:
As per manual recommendations; typically every few thousand kilometers or annually for gearbox oil, and regular checks for 2-stroke oil level.
Air Filter Cleaning:
Regular checks and cleaning/replacement based on riding conditions, as specified in the manual.
Spark Plug Replacement:
Periodic replacement based on mileage and condition, detailed in the manual.
Chain Lubrication Adjustment:
Frequent lubrication and adjustment required for optimal performance and longevity.
Engine Oil Type:
Yamalube 2-stroke oil or equivalent high-quality 2-stroke oil, either for pre-mix or the Autolube system.
Transmission Oil Type:
Specific gear oil (e.g., SAE 80W or 90) as recommended in the manual. Capacity will be specified.
Coolant Type:
If liquid-cooled, a permanent type antifreeze coolant mixture (specific formulation will be in the manual).
Common Wear Items:
Clutch plates, piston rings, seals, chain and sprockets, brake pads/shoes, fork seals.
Carburetor Tuning:
Can require periodic adjustment due to wear or environmental factors.
Electrical Connections:
Corrosion or loose connections in wiring harness can cause intermittent issues.
Yamaha Heritage:
Yamaha Motor Company is renowned for its performance-oriented motorcycles, including a strong legacy in off-road and dual-sport segments with the DT series.
Dt Series Legacy:
The DT series has a long history as a reliable and capable dual-purpose motorcycle, known for its versatility on and off-road. The DT125R represented an evolution with improved performance and styling.
Production Period For Manual:
1988-2002, covering significant updates and variants within this timeframe.
Model Recognition:
The Yamaha DT series is widely recognized for its durability, reliability, and off-road capability, making it a popular choice for adventure and trail riding.
Reliability Reputation:
Generally considered a robust and reliable platform, especially when properly maintained.