Yamaha 2004 YXR660 Service Manual page 12

CHECKING THE BULBS AND BULB SOCKETS .......................................... 9-6
TYPES OF BULBS .................................................................................... 9-6
CHECKING THE CONDITION OF THE BULBS ....................................... 9-6
CHECKING THE CONDITION OF THE BULB SOCKETS .......................9-8
IGNITION SYSTEM ......................................................................................... 9-9
CIRCUIT DIAGRAM .................................................................................. 9-9
TROUBLESHOOTING ............................................................................9-10
ELECTRIC STARTING SYSTEM .................................................................. 9-15
CIRCUIT DIAGRAM ................................................................................ 9-15
STARTING CIRCUIT OPERATION......................................................... 9-16
TROUBLESHOOTING ............................................................................9-17
STARTER MOTOR ................................................................................. 9-20
CHECKING THE STARTER MOTOR .....................................................9-21
ASSEMBLING THE STARTER MOTOR................................................. 9-22
CHARGING SYSTEM....................................................................................9-23
CIRCUIT DIAGRAM ............................................................................... 9-23
TROUBLESHOOTING ............................................................................9-24
LIGHTING SYSTEM ......................................................................................9-26
CIRCUIT DIAGRAM ................................................................................ 9-26
TROUBLESHOOTING ............................................................................9-27
CHECKING THE LIGHTING SYSTEM....................................................9-29
SIGNALING SYSTEM ...................................................................................9-32
CIRCUIT DIAGRAM ................................................................................ 9-32
TROUBLESHOOTING ............................................................................9-34
CHECKING THE SIGNAL SYSTEM .......................................................9-36
COOLING SYSTEM....................................................................................... 9-46
CIRCUIT DIAGRAM ................................................................................ 9-46
TROUBLESHOOTING ............................................................................9-47
2WD/4WD SELECTING SYSTEM.................................................................9-51
CIRCUIT DIAGRAM ................................................................................ 9-51
TROUBLESHOOTING ............................................................................9-52
CARBURETOR HEATING SYSTEM............................................................. 9-56
CIRCUIT DIAGRAM ................................................................................ 9-56
TROUBLESHOOTING ............................................................................9-57