Electrical System - Yamaha YZ250X 2022 Owner's Service Manual

ELECTRICAL SYSTEM

WIRING DIAGRAM ...........................................................................................8-1
COLOR CODE............................................................................................8-1
IGNITION SYSTEM...........................................................................................8-2
TROUBLESHOOTING................................................................................8-2
SOLENOID VALVE SYSTEM ...........................................................................8-3
TROUBLESHOOTING................................................................................8-3
THROTTLE POSITION SENSOR SYSTEM .....................................................8-4
TROUBLESHOOTING................................................................................8-4
ELECTRICAL COMPONENTS.........................................................................8-5
CHECKING THE SWITCHES.....................................................................8-6
CHECKING THE IGNITION SPARK GAP ..................................................8-8
CHECKING THE SPARK PLUG CAP ........................................................8-8
CHECKING THE IGNITION COIL ..............................................................8-8
CHECKING THE PICKUP COIL .................................................................8-9
CHECKING THE SOURCE COIL ...............................................................8-9
CHECKING THE SOLENOID VALVE OPERATION ................................8-10
CHECKING THE SOLENOID VALVE COIL .............................................8-10
HANDLING NOTE ....................................................................................8-11
CHECKING THE THROTTLE POSITION SENSOR COIL .......................8-11
CHANGING AND ADJUSTING THE THROTTLE POSITION
SENSOR..................................................................................................8-11
CHECKING THE THROTTLE POSITION SENSOR INPUT VOLTAGE...8-13
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