Target Audience:
Owners of KYMCO Mxer 125 and 150 scooters seeking to perform maintenance, repairs, or diagnostics independently. Also beneficial for independent repair shops.
Value Proposition:
Provides factory-level repair information, enabling cost-effective maintenance and repair compared to authorized service centers. Offers direct solutions to common issues.
Diagnostic Focus:
Includes troubleshooting guides and diagnostic procedures, crucial for pinpointing and resolving mechanical and electrical faults.
Repair Focus:
Emphasizes cost-effective repair by providing step-by-step instructions and diagrams for all major components.
Manual Coverage Scope:
Comprehensive service and repair procedures for KYMCO Mxer 125 and 150 models.
Scope Of Repair:
Covers everything from basic fluid changes and inspections to complete engine rebuilds and suspension overhauls.
Page Count Estimated:
Refer to actual PDF file (exact page count not provided in product info, typical for this type of manual would be 300-600 pages).
Manual Type:
Factory Service Manual / Repair Manual
File Format:
PDF Download
Systems Covered List:
General Information, Frame Covers/Exhaust Muffler, Inspection/Adjustment, Lubrication System, Fuel System, Engine Removal/Installation, Cylinder Head/Valves, Cylinder/Piston, Drive and Driven Pulleys, Final Reduction/Transmission System, Crankcase/Crankshaft/Balance Shaft, Cooling System, Brake System, Front Wheel/Front Suspension/Steering System, Rear Wheel/Axle/Suspension, Battery/Charging System/A.C. Generator, Ignition System, Starting System, Bulbs Removal/Instrument/Horn, Wiring Diagrams.
Electrical System Details:
Covers Battery, Charging System (A.C. Generator), Ignition System, Starting System, Lighting (Bulbs), Instruments, and Horn, including detailed wiring diagrams.
Frame And Bodywork:
Includes procedures for removing and refitting frame covers, body panels, and associated hardware.
Procedures Included List:
Maintenance schedules, routine inspections, adjustments, lubrication procedures, fuel system servicing, engine overhaul (removal, installation, cylinder head, cylinder, piston, crankshaft), drive system maintenance (pulleys, transmission), cooling system service, brake system repair, suspension and steering system maintenance, electrical system diagnostics and repair (battery, charging, ignition, starting, lighting), troubleshooting, and wiring diagram interpretation.
Troubleshooting Methodology:
Detailed troubleshooting flowcharts and symptom-based diagnostic guides for various mechanical and electrical issues.
Diagnostics And Troubleshooting:
Specific procedures for diagnosing common problems such as hard starting, poor performance, or electrical failures.
Technical Depth:
Comprehensive from basic maintenance to advanced repair and diagnostics, suitable for both DIY enthusiasts and professional mechanics.
Torque Specifications:
Crucial torque specifications for all fasteners and critical engine/chassis components will be provided, ensuring correct assembly and preventing damage.
PDF Quality:
High-resolution PDF for clear viewing and printing.
Searchable Text:
Likely to contain searchable text for efficient information retrieval, typical for professionally produced PDF manuals.
Accessibility:
Downloadable PDF format ensures easy access across multiple devices.
Operating Systems Supported:
WINDOWS and MAC
Required Software:
Adobe PDF Reader
Binding Type:
Digital (PDF Download) - No physical binding.
Paper Type:
Digital (PDF Download) - Not applicable.
Engine Type 125:
Likely a 4-stroke, single-cylinder, air-cooled engine for the Mxer 125. Displacement approximately 125cc. Specific engine code (e.g., KECR) would be detailed in the manual.
Engine Type 150:
Likely a 4-stroke, single-cylinder, air-cooled engine for the Mxer 150. Displacement approximately 150cc. Specific engine code would be detailed in the manual.
Engine Cooling:
Likely Air-Cooled for both 125 and 150cc models, though liquid cooling is a possibility for some variants. Manual will specify.
Bore Stroke Specifications:
Exact bore and stroke dimensions for both 125cc and 150cc engines will be detailed, essential for engine rebuilding and component identification.
Valve Clearance:
Specifications for intake and exhaust valve clearances, along with the procedure for adjustment, will be included for proper engine tuning.
Compression Ratio:
The manual will provide the correct compression ratio specifications for each engine variant, essential for engine health checks.
Power Output Estimated:
Typical for 125cc engines in this class: 8-10 HP. For 150cc engines: 10-12 HP. Exact figures would be in the manual.
Torque Output Estimated:
Torque figures would be specific to engine displacement, typically in the range of 7-10 Nm for 125cc and 9-12 Nm for 150cc. Exact figures would be in the manual.
Fuel Delivery System:
Likely carburetor or fuel injection (EFI), depending on model year and specific variant. Manual will detail specific system and components.
Carburetor Details:
If carbureted, the manual will specify the carburetor model, jetting specifications, idle speed adjustment, and troubleshooting procedures.
Efi Details:
If fuel-injected, the manual will cover injector cleaning, fuel pressure testing, sensor diagnostics, and ECU information.
Transmission Type:
Automatic Continuously Variable Transmission (CVT) with automatic clutch and belt drive.
Drive System:
Belt drive to the rear wheel via a reduction gear system.
Final Drive:
Chain drive from the transmission output to the rear wheel, or integrated into the rear axle assembly depending on specific design. Manual will detail final reduction and transmission system.
Clutch Operation:
Details on the automatic centrifugal clutch operation, wear limits, and replacement procedures for the CVT system.
Vehicle Type:
ATV / Quad Bike
Dimensions General:
Specific overall length, width, height, wheelbase, and ground clearance would be detailed in the manual under 'General Information'.
Dry Weight Estimated:
Typically in the range of 100-120 kg, depending on engine size and specific features. Exact weight would be in the manual.
Payload Capacity:
If applicable for recreational ATVs, payload capacity and towing capacity might be mentioned, though less common for this class.
Braking System:
Front and rear disc brakes are standard on most ATVs of this class. Manual will detail specific brake system components and servicing procedures.
Suspension System Design:
Manual details front and rear suspension geometry, adjustment capabilities (if any), and component replacement for optimal handling and safety.
Frame Construction:
Manual will cover frame inspection and potential repair procedures for structural integrity.
Instrumentation:
Basic instrumentation typically includes speedometer, odometer, and indicator lights for turn signals, high beam, and engine warning. Manual covers removal and diagnosis.
Lighting System Details:
Covers headlight, taillight, brake light, and indicator bulb replacement procedures and specifications.
Safety Features:
Primary safety features rely on mechanical design and proper maintenance of brakes and suspension. No advanced electronic driver assistance systems expected.
Oil Change Interval Estimated:
Typically every 2,000-3,000 km or annually. Specific interval for engine oil, transmission oil, and gear oil would be detailed in the manual's maintenance schedule.
Air Filter Replacement:
Typically recommended every 1,000-2,000 km or more frequently in dusty conditions. Manual will provide exact interval and cleaning/replacement instructions.
Spark Plug Replacement:
Recommended interval typically 3,000-6,000 km. Manual will specify the correct spark plug type and gap.
Transmission Fluid Change:
Intervals for changing final drive or transmission lubricants will be specified, crucial for drivetrain longevity.
Engine Oil Type Specification:
Likely SAE 10W-40 or SAE 20W-50 motorcycle-specific oil meeting API SG or higher standards. Exact API/JASO MA specification would be in the manual.
Coolant Type Specification:
If liquid-cooled, a specific mixture of ethylene glycol-based coolant. If air-cooled, no coolant is applicable. Manual will confirm.
Brake Fluid Specification:
Likely DOT 3 or DOT 4 hydraulic brake fluid. Manual will specify.
Gear Oil Specification:
Specific gear oil type and viscosity grade for the final reduction gears will be listed in the manual.
Common Wear Items:
As with most ATVs, common wear items include the drive belt, brake pads, tires, and battery. The manual will provide guidance on inspection and replacement.
Electrical Diagnostics Focus:
Wiring diagrams are critical for diagnosing electrical faults, which can range from charging system issues to ignition problems. The manual's detailed diagrams are invaluable.
Carburetor Cleaning:
Instructions for cleaning and tuning carburetors, a common maintenance task for fuel-system reliability.
Kymco Heritage:
KYMCO (Kwang Yang Motor Co., Ltd.) is a Taiwanese manufacturer known for producing a wide range of motorcycles, scooters, and ATVs, often recognized for their quality and value.
Mxer Series Context:
The Mxer series typically represents KYMCO's sporty and entry-level ATV offerings, designed for recreational use. Manuals like this are essential for maintaining these vehicles over their lifespan.
Variant Identification:
The manual implicitly covers differences between the 125 and 150 variants, likely with distinct sections or notes for each where specifications diverge.
Production Period General:
The Mxer series has been in production for several years. The manual is likely applicable to a range of model years within its production run, typically indicated by the manual's preface or scope.
