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HYOSUNG Manuals
Motorcycle
Aquila GV250 Ej
Service manual
HYOSUNG Aquila GV250 Ej Service Manual
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
General Information 1
How to Use this Manual
Abbreviations Used in this Manual
Table of Contents
1-6-1 General Information
Exterior Photograph
Exterior Illustration
Exterior Illustration
Exterior Illustration
Exterior Illustration
Function of Ei Sensor
Specifications
Precautions in Servicing
Electrical Parts
Using Testers
Injection Stop Control
Iap Sensor Inspection
Tp Sensor Inspection
Iat Sensor Inspection
Fuel System and Throttle Body
4-2-1 Fuel System and Throttle Body
Fuel System
Removal and Disassembly
Reassembly and Installation
Fuel Pressure Inspection
Fuel Pump Relay Inspection
Fuel Mesh Filter Inspection and Cleaning
Fuel Gauge Inspection
Throttle Body
Removal
Cleaning
Inspection
Installation
Electrical System
5-1 Electrical System
Location of Electrical Components
Ignition System
Voltage Inspection
Charging System
Starter System and Side Stand Ignition Interlock System
Starter System Description
Servicing Information
Troubleshooting
Special Tools
Tightening Torque
Service Data
Wiring Diagram ( )
Wiring Diagram ( Wiring Diagram ( )
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Electrical Parts
2
Troubleshooting
3
Wiring Diagram ( )
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Chapters
General Information 1
6
Fuel System and Throttle Body
76
Electrical System
86
Servicing Information
96
Table of Contents
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Summarization of Contents
FOREWORD
WARNING
Manual is for skilled personnel only; contact dealer if insufficient knowledge.
NOTE
Notes on applicable models and copyright information.
HOW TO USE THIS MANUAL
SYMBOL
Explains service symbols and their meanings for clarity.
ABBREVIATIONS USED IN THIS MANUAL
NOTE
Clarification on abbreviations used in the manual.
WIRE COLOR
GENERAL INFORMATION
EXTERIOR PHOTOGRAPH
Shows a photograph of the vehicle's exterior.
EXTERIOR ILLUSTRATION GV250 EI
Illustrates exterior components with dimensions for GV250 EI.
EXTERIOR ILLUSTRATION GT250/P/REI
Illustrates exterior components with dimensions for GT250/P/REI.
FUNCTION OF EI SENSOR
Explains the function of the EI system's sensors.
SPECIFICATIONS
Lists key technical specifications for the vehicle models.
EI SYSTEM DIAGNOSIS
PRECAUTIONS IN SERVICING
Points to observe for EI system safety during servicing.
EI SYSTEM TECHNICAL FEATURES
Details the technical features and operation of the EI system.
SELF-DIAGNOSIS FUNCTION
Explains the self-diagnosis function modes and operation.
MALFUNCTION CODE AND DEFECTIVE CONDITION
Lists malfunction codes, detected items, and failure conditions for diagnosis.
EI SYSTEM TROUBLESHOOTING
CUSTOMER COMPLAINT ANALYSIS
Form for recording customer complaints and problem details.
PROBLEM SYMPTOMS
Lists common symptoms and possible causes for troubleshooting.
MOTORCYCLE / ENVIRONMENTAL CONDITION WHEN PROBLEM OCCURS
Environmental condition
Lists environmental factors like weather and road conditions.
Motorcycle condition
Lists operating conditions like engine and driving status.
SELF-DIAGNOSTIC PROCEDURES
PRECAUTIONS FOR ELECTRICAL CIRCUIT SERVICE
Important precautions before performing electrical circuit service.
SELF-DIAGNOSIS RESET PROCEDURE
LCD (DISPLAY) PANEL
Procedure to reset self-diagnosis via the LCD panel.
“FI” CHECK LAMP
Procedure to reset self-diagnosis using the "FI" check lamp.
SENSORS
PICK-UP COIL INSPECTION
Details inspection procedures for the pick-up coil.
PICK-UP COIL REMOVAL AND INSTALLATION
Instructions for removing and installing the pick-up coil.
IAP SENSOR INSPECTION
Details inspection procedures for the IAP sensor.
IAP SENSOR REMOVAL AND INSTALLATION
Instructions for removing and installing the IAP sensor.
TP SENSOR INSPECTION
Details inspection procedures for the TP sensor.
TP SENSOR REMOVAL AND INSTALLATION
Instructions for removing and installing the TP sensor.
ET SENSOR INSPECTION
Details inspection procedures for the ET sensor.
ET SENSOR REMOVAL AND INSTALLATION
Instructions for removing and installing the ET sensor.
IAT SENSOR INSPECTION
Details inspection procedures for the IAT sensor.
IAT SENSOR REMOVAL AND INSTALLATION
Instructions for removing and installing the IAT sensor.
RO SWITCH REMOVAL AND INSTALLATION
Instructions for removing and installing the RO switch.
FUEL SYSTEM AND THROTTLE BODY
FUEL SYSTEM
Details the fuel system components and related procedures.
THROTTLE BODY
Details the throttle body components and related procedures.
ELECTRICAL SYSTEM
LOCATION OF ELECTRICAL COMPONENTS
Shows the location of various electrical system components.
IGNITION SYSTEM
Details the ignition system components and operations.
CHARGING SYSTEM
Details the charging system components and operations.
STARTER SYSTEM AND SIDE STAND IGNITION INTERLOCK SYSTEM
Explains the starter and side stand interlock systems.
SERVICING INFORMATION
TROUBLESHOOTING
Provides a guide for diagnosing and resolving common issues.
SPECIAL TOOLS
Lists specialized tools required for servicing the vehicle.
TIGHTENING TORQUE
Specifies torque values for critical fasteners and parts.
SERVICE DATA
Lists electrical and sensor specifications for diagnostic purposes.
WIRING DIAGRAM
Provides electrical wiring diagrams for vehicle systems.
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