Troubleshooting - Yamaha PZ50W Service Manual

(PZ50GT/PZ50FX/PZ50M/PZ50VT/PZ50MP)

TROUBLESHOOTING

Check the main fuse, ignition fuse, and gear motor
fuse.
Refer to "FUSE INSPECTION" in CHAPTER 2.
FAULTY
OK
Check the battery.
Refer to "BATTERY INSPECTION" in CHAPTER 2.
OUT OF SPECIFICATION
OK
Check the stator coil.
Refer to "CHARGING SYSTEM".
OUT OF SPECIFICATION
OK
Check the main switch.
Refer to "IGNITION SYSTEM".
NO CONTINUITY
OK
Check the drive position switch and reverse
position switch.
Refer to "SIGNAL SYSTEM".
FAULTY
OK
Check the gear motor.
FAULTY
OK
Check the gear motor relay 1, 2, and 3.
FAULTY
CORRECT
Check the load control relay.
Refer to "LIGHTING SYSTEM".
FAULTY
OK
Check the drive/reverse selecting system's wiring.
Refer to "CIRCUIT DIAGRAM".
FAULTY
OK
Correct the connection and/or replace the rectifier/
regulator and/or ECU.
DRIVE/REVERSE SELECTING SYSTEM
CANNOT SHIFT TO DRIVE OR REVERSE.
8-56
Replace the main fuse, ignition fuse, and/or gear
motor fuse.
Replace and/or charge the battery.
Refer to "BATTERY INSPECTION" in CHAPTER
2.
Replace the stator coil assembly.
Replace the main switch.
Replace the drive position switch and/or reverse
position switch.
Replace the gear motor.
Replace the gear motor relay 1, 2, and/or 3.
Replace the load control relay.
Properly connect or repair the drive/reverse
selecting system's wiring.
– +
ELEC