Yamaha 2010 XMAX YP125R Service Manual page 396

ELECTRICAL COMPONENTS...................................................................... 8-71
CHECKING THE SWITCHES ................................................................. 8-73
CHECKING THE BULBS AND BULB SOCKETS ................................... 8-76
CHECKING THE FUSES ........................................................................ 8-77
CHECKING AND CHARGING THE BATTERY....................................... 8-78
CHECKING THE RELAYS ...................................................................... 8-80
CHECKING THE TURN SIGNAL/HAZARD RELAY................................ 8-81
CHECKING THE SPARK PLUG CAP ..................................................... 8-82
CHECKING THE IGNITION COIL ........................................................... 8-82
CHECKING THE IGNITION SPARK GAP............................................... 8-83
CHECKING THE CRANKSHAFT POSITION SENSOR.......................... 8-83
CHECKING THE LEAN ANGLE SENSOR.............................................. 8-84
CHECKING THE STARTER MOTOR OPERATION ............................... 8-84
CHECKING THE STATOR COIL ............................................................ 8-85
CHECKING THE RECTIFIER/REGULATOR .......................................... 8-85
CHECKING THE HORN.......................................................................... 8-85
CHECKING THE FUEL SENDER ........................................................... 8-86
CHECKING THE FUEL LEVEL WARNING LIGHT ................................. 8-86
CHECKING THE SPEED SENSOR ........................................................ 8-87
CHECKING THE RADIATOR FAN MOTOR ........................................... 8-87
CHECKING THE COOLANT TEMPERATURE SENSOR....................... 8-87
CHECKING THE THROTTLE POSITION SENSOR ............................... 8-88
CHECKING THE INTAKE AIR PRESSURE SENSOR ........................... 8-88
CHECKING THE INTAKE AIR TEMPERATURE SENSOR .................... 8-89
CHECKING THE AIR TEMPERATURE SENSOR .................................. 8-89
CHECKING THE ISC (IDLE SPEED CONTROL) UNIT.......................... 8-90
CHECKING THE V-BELT REPLACEMENT INDICATOR RESET
COUPLER .............................................................................................. 8-90