Yamaha FZ 25 2021 - Electrical System

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ELEC
CHAPTER 6
ELECTRICAL SYSTEM
IGNITION SYSTEM ......................................................................................... 6-1
CIRCUIT DIAGRAM ..................................................................................6-1
TROUBLESHOOTING ..............................................................................6-3
ELECTRIC STA
RTING SYSTEM....................................................................6-5
CIRCUIT DIAGRAM ..................................................................................6-5
STARTING CIRCUIT CUT-OFF SYSTEM OPERATION ..........................6-7
TROUBLESHOOTING ..............................................................................6-8
CHARGING SYSTEM
....................................................................................6-10
CIRCUIT DIAGRAM ................................................................................6-10
TROUBLESHOOTING ............................................................................6-12
LIGHTING SYSTEM
......................................................................................6-13
CIRCUIT DIAGRAM ................................................................................6-13
TROUBLESHOOTING ............................................................................6-15
SIG
NALING SYSTEM ...................................................................................6-16
CIRCUIT DIAGRAM ................................................................................6-16
TROUBLESHOOTING ............................................................................6-18
FUEL INJECTION SYSTEM
..........................................................................6-22
CIRCUIT DIAGRAM ................................................................................6-22
ECU SELF-DIAGNOSTIC FUNCTION....................................................6-24
TROUBLESHOOTING METHOD............................................................6-25
YAMAHA DIAGNOSTIC TOOL ...............................................................6-26
TROUBLESHOOTING DETAILS (FAULT CODE) ..................................6-28
TROUBLESHOOTING DETAILS ............................................................6-29
SELF-DI
AGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE..........6-30
SELF-DIAGNOSTIC FUNCTION TABLE ................................................6-30
COMMUNICATION ERROR WITH THE YAMAHA DIAGNOSTI
C TOOL....6-36
DIAGNOSTIC C
ODE: SENSOR OPERATION TABLE ................................6-37
EVENT CODE TABLE
...................................................................................6-66
FUEL PUMP SYSTEM
...................................................................................6-68
CIRCUIT DIAGRAM ................................................................................6-68
TROUBLESHOOTING ............................................................................6-70
B9X-F8197-E0.book Page 1 Thursday, July 16, 2020 2:28 PM