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HYOSUNG COMET 250/R FI User Manual

HYOSUNG COMET 250/R FI
90 pages
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SERVICE MANUAL
99000-95610
SERVICE MANUAL
S&T Motors Co., Ltd.

Table of Contents

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HYOSUNG COMET 250/R FI Specifications

General IconGeneral
Displacement249 cc
Fuel SystemFuel Injection
Transmission5-speed
Compression Ratio10.3:1
Starting SystemElectric
Final DriveChain
Front Tire110/70-17
Rear Tire150/70-17
Width780 mm
Seat Height780 mm
Wheelbase1, 435 mm
Ground Clearance160 mm
Max Power28 hp @ 10, 000 rpm
Front SuspensionTelescopic fork
Front BrakeSingle disc
Rear BrakeDisc
Fuel Capacity17 liters
IgnitionCDI
Frame TypeTubular steel

Summary

GROUP INDEX

GENERAL INFORMATION

Overview of the motorcycle's general specifications and data.

FI SYSTEM DIAGNOSIS

Procedures and information for diagnosing fuel injection system issues.

FUEL SYSTEM AND THROTTLE BODY

Details on the motorcycle's fuel system and throttle body components.

ELECTRICAL SYSTEM

Information regarding the motorcycle's electrical components and systems.

SERVICING INFORMATION

General guidelines and data for servicing the motorcycle.

HOW TO USE THIS MANUAL

SYMBOL

Explanation of symbols used throughout the manual for clarity.

ABBREVIATIONS USED IN THIS MANUAL

Glossary of abbreviations and acronyms employed in the manual.

WIRE COLOR

GENERAL INFORMATION

SPECIFICATIONS

Detailed specifications for the motorcycle's various systems and components.

DIMENSIONS AND MASS

Specifications detailing the motorcycle's physical dimensions and weight.

ENGINE

Engine specifications including type, bore, stroke, displacement, and lubrication.

TRANSMISSION

Transmission specifications covering clutch, gear ratios, and drive chain.

CHASSIS

Chassis specifications including suspension, steering, brakes, and tires.

ELECTRICAL

Electrical specifications for components like battery, lamps, and ignition.

CAPACITIES

Fluid capacities for fuel tank, engine oil, and front fork.

FI SYSTEM DIAGNOSIS

PRECAUTIONS IN SERVICING

Safety precautions and guidelines for servicing the FI system.

FI SYSTEM TECHNICAL FEATURES

Key technical aspects and operational principles of the FI system.

SELF-DIAGNOSIS FUNCTION

How to use the motorcycle's self-diagnosis function for troubleshooting.

MALFUNCTION CODE AND DEFECTIVE CONDITION

List of error codes, detected items, and failure conditions for the FI system.

FI SYSTEM TROUBLESHOOTING

Procedures for analyzing customer complaints and diagnosing FI system issues.

FUEL SYSTEM AND THROTTLE BODY

FUEL SYSTEM

Overview of the motorcycle's fuel system components and their functions.

FUEL PRESSURE INSPECTION

Procedure for checking the fuel pressure to ensure correct system operation.

FUEL PUMP RELAY INSPECTION

Steps to inspect and test the fuel pump relay for proper function.

THROTTLE BODY

Details regarding the throttle body, including removal, cleaning, and inspection.

ELECTRICAL SYSTEM

LOCATION OF ELECTRICAL COMPONENTS

Diagrams showing the physical locations of key electrical components on the motorcycle.

IGNITION SYSTEM

Information and procedures related to the motorcycle's ignition system.

CHARGING SYSTEM

Details and checks for the motorcycle's charging system, including battery and magneto.

SERVICING INFORMATION

TROUBLESHOOTING

A guide to diagnosing and resolving common motorcycle problems based on malfunction codes.

SPECIAL TOOLS

List of specialized tools required for specific maintenance and diagnostic tasks.

TIGHTENING TORQUE

Specified torque values for various FI system parts during assembly.

SERVICE DATA

Technical specifications and data for sensors, throttle body, and fuel system components.

WIRING DIAGRAM (Aquila 250 FI)

Electrical wiring diagram for the Aquila 250 FI model.

WIRING DIAGRAM (Comet 250 FI)

Electrical wiring diagram for the Comet 250 FI model.

WIRING DIAGRAM (Comet 250 RFI)

Electrical wiring diagram for the Comet 250 RFI model.

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