Yamaha XT660 2004, Service Manual

Page: 382 / 463

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ELEC
CHAPTER 8
ELECTRICAL SYSTEM
ELECTRICAL COMPONENTS ........................................................................ 8-1
CHECKING SWITCH CONTINUITY ................................................................ 8-3
CHECKING THE SWITCHES .......................................................................... 8-5
CHECKING THE BULBS AND BULB SOCKETS .......................................... 8-7
TYPES OF BULBS .................................................................................... 8-7
CHECKING THE CONDITION OF THE BULBS ....................................... 8-8
CHECKING THE CONDITION OF THE BULB SOCKETS ....................... 8-9
CHECKING THE LEDs.............................................................................. 8-9
IGNITION SYSTEM ....................................................................................... 8-12
CIRCUIT DIAGRAM ................................................................................ 8-12
TROUBLESHOOTING ............................................................................ 8-13
ELECTRIC STARTING SYSTEM .................................................................. 8-17
CIRCUIT DIAGRAM ................................................................................ 8-17
STARTING CIRCUIT CUT-OFF SYSTEM OPERATION ........................ 8-18
TROUBLESHOOTING ............................................................................ 8-19
STARTER MOTOR ........................................................................................ 8-23
CHECKING THE STARTER MOTOR ..................................................... 8-25
ASSEMBLING THE STARTER MOTOR................................................. 8-27
CHARGING SYSTEM .................................................................................... 8-28
CIRCUIT DIAGRAM ................................................................................ 8-28
TROUBLESHOOTING ............................................................................ 8-29
LIGHTING SYSTEM ...................................................................................... 8-31
CIRCUIT DIAGRAM ................................................................................ 8-31
TROUBLESHOOTING ............................................................................ 8-32
CHECKING THE LIGHTING SYSTEM.................................................... 8-34
SIGNALING SYSTEM ................................................................................... 8-37
CIRCUIT DIAGRAM ............................................................................... 8-37
TROUBLESHOOTING ............................................................................ 8-39
CHECKING THE SIGNALING SYSTEM ................................................. 8-40
COOLING SYSTEM ....................................................................................... 8-49
CIRCUIT DIAGRAM ................................................................................ 8-49
TROUBLESHOOTING ............................................................................ 8-50