Foreword
This service manual provides maintenance
guidelines for KYMCO AHG5 fuel injection
engine.
Chapter 1 contains all the operational
precautions that you should read carefully
before you start.
Chapter 3 gives inspection and fine-tuning tips
and maintenance of individual functions
beginning with regular inspection.
The remaining chapters outline assembly/
disassembly and inspection steps for the
engine, and electrical system.
Each chapter begins with an overall
explanation of the exploded diagram, system
diagram, maintenance troubleshooting, and
diagnosis description.
ALL
INFORMATION,
GRAPHICS
AND
SPECIFICATIONS
CONTAINED
IN
THIS
DOCUMENT ARE BASED ON THE LATEST
PRODUCT INFORMATION AVAILABLE AT THE
TIME
OF MANUFACTURE.
KWANG
YANG
MOTOR CO., LTD. RESERVES THE RIGHT TO
MAKE CHANGES AT ANY TIME WITHOUT
NOTICE
AND
WITHOUT
INCURRING
ANY
OBLIGATION WHATEVER.
ALL RIGHTS RESERVED. ANY REPRODUCTION
OR
UNAUTHORIZED
USE
WITHOUT
THE
WRITTEN PERMISSION OF KWANG YANG
MOTOR CO., LTD.IS STRICTLY PROHIBITED.
© KWANG YANG MOTOR CO., LTD.
By the Technology Training Section
First Edition
– Jun. 2021
Quick Reference
1
External Components
2
Periodic Maintenance
3
En
g
in
e
Lubrication System
4
Engine Removal/ Installation
5
Cylinder Head/ Valve
6
Cylinder/ Piston
7
Drive & Driven Pulley
8
Final Reduction
9
Alternator / Start Clutch
10
Crankcase/ Crankshaft
11
Cooling System
12
Fi System
13
F
rame
Front Assembly
14
Rear Assembly
15
El
ec
tr
ica
l
Battery & Charging System
16
Ignition System
17
Starting System
18
Switches/ Lights
19
EEC
EEC System
20
A
B
S
ABS/TCS
21
Summary of Contents for AHG5
Page 3: ...1 Quick Reference 1 2 1 Engine Frame Serial Number Frame Serial Number Engine Serial Number...
Page 7: ...1 Quick Reference 1 6 4 2 Engine...
Page 8: ...1 Quick Reference 1 7 4 3 Frame...
Page 14: ...1 Quick Reference 1 13 8 General Troubleshooting 8 1 Engine lacks power...
Page 15: ...1 Quick Reference 1 14...
Page 16: ...1 Quick Reference 1 15 8 2 Engine will not stat or is hard to start...
Page 17: ...1 Quick Reference 1 16 8 3 Poor handling...
Page 18: ...1 Quick Reference 1 17 8 4 Poor performance at high speed...
Page 19: ...1 Quick Reference 1 18 8 5 Poor performance at low and idle speed...
Page 20: ...2 External components Exhaust pipe 2 0 2...
Page 21: ...2 External components Exhaust pipe 2 1...
Page 57: ...4 LUBRICATION SYSTEM DT X360 4 1 Lubrication System...
Page 66: ...5 ENGINE DT X360 5 1 Engine 1 ENGINE REMOVAL INSTALLATION 4 1 1 Removal 4 1 2 Installation 6...
Page 73: ...6 CYLINDER HEAD VALVE DT X360 6 2 1 SCHEMATIC DRAWING...
Page 106: ...6 CYLINDER HEAD VALVE DT X360 6 35...
Page 110: ...7 CYLINDER PISTON DT X360 7 2 1 SCHEMATIC DRAWING...
Page 128: ...8 DRIVE DRIVEN PULLEYS DT X360 8 2 1 SCHEMATIC DRAWING...
Page 168: ...9 FINAL REDUCTION DT X360 9 2 1 SCHEMATIC DRAWING...
Page 177: ...9 FINAL REDUCTION DT X360 9 11 Remove the countershaft Remove the final shaft...
Page 184: ...10 A C GENERATOR STARTER CLUTCH DT X360 10 2 1 SCHEMATIC DRAWING...
Page 207: ...11 CRANK CASE DT X360 11 2 1 SCHEMATIC DRAWING...
Page 240: ...13 Fi DIAGNOSTIC TOOL DT X360 2 1 SYSTEM DIAGRAM...
Page 259: ...13 Fi DIAGNOSTIC TOOL DT X360 21 8 ECU WIRING...
Page 264: ...14 FRONT ASSEMBLY DT X360 14 2 1 SCHEMATIC DRAWING...
Page 265: ...14 FRONT ASSEMBLY DT X360 14 3...
Page 284: ...15 REAR ASSEMBLY DT X360 15 2 1 SCHEMATIC DRAWING...
Page 312: ...18 STARTING SYSTEM DT X360 18 2 1 Starting System Layout Battery Start MAG switch Start Motor...
Page 340: ...21 ANTI LOCK BRAKE SYSTEM ABS DT X360 21 5 Pre diagnosis Inspection Chart 1...
Page 341: ...21 ANTI LOCK BRAKE SYSTEM ABS DT X360 21 6 Pre diagnosis Inspection Chart 2...
Page 349: ...21 ANTI LOCK BRAKE SYSTEM ABS DT X360 21 14 5 Introduction to KYMCO TCS System...
Page 350: ...21 ANTI LOCK BRAKE SYSTEM ABS DT X360 21 15...