Troubleshooting - Yamaha YP400T Service Manual

CHECKING THE BULBS AND BULB SOCKETS .......................................... 8-5
TYPES OF BULBS .................................................................................... 8-5
CHECKING THE CONDITION OF THE BULBS ....................................... 8-6
CHECKING THE CONDITION OF THE BULB SOCKETS .......................8-7
IGNITION SYSTEM ......................................................................................... 8-8
CIRCUIT DIAGRAM .................................................................................. 8-8
TROUBLESHOOTING ..............................................................................8-9
ELECTRIC STARTING SYSTEM .................................................................. 8-14
CIRCUIT DIAGRAM ................................................................................ 8-14
STARTING CIRCUIT CUT-OFF SYSTEM OPERATION ........................ 8-15
TROUBLESHOOTING ............................................................................8-16
STARTER MOTOR........................................................................................ 8-19
CHECKING THE STARTER MOTOR .....................................................8-21
ASSEMBLING THE STARTER MOTOR................................................. 8-22
CHARGING SYSTEM....................................................................................8-23
CIRCUIT DIAGRAM ................................................................................ 8-23
TROUBLESHOOTING ............................................................................8-24
LIGHTING SYSTEM ......................................................................................8-26
CIRCUIT DIAGRAM ................................................................................ 8-26
TROUBLESHOOTING ............................................................................8-27
CHECKING THE LIGHTING SYSTEM....................................................8-29
SIGNALING SYSTEM ...................................................................................8-34
CIRCUIT DIAGRAM ................................................................................ 8-34
TROUBLESHOOTING ............................................................................8-36
CHECKING THE SIGNALING SYSTEM ................................................. 8-37
COOLING SYSTEM....................................................................................... 8-44
CIRCUIT DIAGRAM ................................................................................ 8-44
TROUBLESHOOTING ............................................................................8-45
STARTING FAILURE/HARD STARTING .......................................................9-1
ENGINE..................................................................................................... 9-1
FUEL SYSTEM.......................................................................................... 9-1
ELECTRICAL SYSTEMS ..........................................................................9-2
CHAPTER 9

TROUBLESHOOTING