Snowmobile Yamaha Phazer PZ50 (2007-2008 year). Manual - part 80

8-32

–

+

ELEC

SIGNAL SYSTEM

Check the main fuse and ignition fuse.
Refer to “FUSE INSPECTION” in CHAPTER 2.

Check the battery.
Refer to “BATTERY INSPECTION” in CHAPTER 2.

Check the stator coil.
Refer to “CHARGING SYSTEM”.

Check the engine stop switch and main switch.
Refer to “IGNITION SYSTEM”.

Check the fuel sender.

Check the load control relay.
Refer to “LIGHTING SYSTEM”.

Check the signal system’s wiring.
Refer to “CIRCUIT DIAGRAM”.

Correct the connection and/or replace the 
speedometer unit, rectifier/regulator, and/or ECU.

FUEL METER AND/OR FUEL LEVEL WARNING INDICATOR AND/OR WARNING LIGHT DO NOT 

COME ON.

OK

FAULTY

Replace the main fuse and/or ignition fuse.

OK

OUT OF SPECIFICATION

Replace and/or charge the battery.
Refer to “BATTERY INSPECTION” in CHAPTER 
2.

OK

OUT OF SPECIFICATION

Replace the stator coil assembly.

OK

FAULTY

Replace the right handlebar switch and/or main 
switch.

OK

FAULTY

Replace the fuel sender.

OK

FAULTY

Replace the load control relay.

OK

FAULTY

Properly connect or repair the signal system’s wir-
ing.

8-33

–

+

ELEC

SIGNAL SYSTEM

Check the main fuse and ignition fuse.
Refer to “FUSE INSPECTION” in CHAPTER 2.

Check the battery.
Refer to “BATTERY INSPECTION” in CHAPTER 2.

Check the stator coil.
Refer to “CHARGING SYSTEM”.

Check the engine stop switch and main switch.
Refer to “IGNITION SYSTEM”.

Check the oil level switch.

Check the load control relay.
Refer to “LIGHTING SYSTEM”.

Check the signal system’s wiring.
Refer to “CIRCUIT DIAGRAM”.

Correct the connection and/or replace the 
speedometer unit, rectifier/regulator, and/or ECU.

OIL LEVEL WARNING INDICATOR AND/OR WARNING LIGHT DO NOT COME ON.

OK

FAULTY

Replace the main fuse and/or ignition fuse.

OK

OUT OF SPECIFICATION

Replace and/or charge the battery.
Refer to “BATTERY INSPECTION” in CHAPTER 
2.

OK

OUT OF SPECIFICATION

Replace the stator coil assembly.

OK

FAULTY

Replace the right handlebar switch and/or main 
switch.

OK

FAULTY

Replace the oil level switch.

OK

FAULTY

Replace the load control relay.

OK

FAULTY

Properly connect or repair the signal system’s wir-
ing.

8-34

–

+

ELEC

SIGNAL SYSTEM

Check the main fuse and ignition fuse.
Refer to “FUSE INSPECTION” in CHAPTER 2.

Check the battery.
Refer to “BATTERY INSPECTION” in CHAPTER 2.

Check the stator coil.
Refer to “CHARGING SYSTEM”.

Check the engine stop switch and main switch.
Refer to “IGNITION SYSTEM”.

Is self-diagnosis code 65 displayed?

Check the signal system’s wiring.
Refer to “CIRCUIT DIAGRAM”.

Correct the connection and/or replace the 
speedometer unit, rectifier/regulator, and/or ECU.

KNOCK CONTROL SYSTEM INDICATOR LIGHT DO NOT COME ON.

OK

FAULTY

Replace the main fuse and/or ignition fuse.

OK

OUT OF SPECIFICATION

Replace and/or charge the battery.
Refer to “BATTERY INSPECTION” in CHAPTER 
2.

OK

OUT OF SPECIFICATION

Replace the stator coil assembly.

OK

FAULTY

Replace the right handlebar switch and/or main 
switch.

NO

YES

Check the knock sensor.

OK

FAULTY

Properly connect or repair the signal system’s wir-
ing.

8-35

–

+

ELEC

SIGNAL SYSTEM

Check the main fuse and ignition fuse.
Refer to “FUSE INSPECTION” in CHAPTER 2.

Check the battery.
Refer to “BATTERY INSPECTION” in CHAPTER 2.

Check the stator coil.
Refer to “CHARGING SYSTEM”.

Check the engine stop switch and main switch.
Refer to “IGNITION SYSTEM”.

Check the drive position switch and reverse 
position switch.

Check the load control relay.
Refer to “LIGHTING SYSTEM”.

Check the signal system’s wiring.
Refer to “CIRCUIT DIAGRAM”.

Correct the connection and/or replace the 
speedometer unit, rectifier/regulator, and/or ECU.

DRIVE POSITION INDICATOR LIGHT AND/OR REVERSE POSITION INDICATOR LIGHT DO NOT 

COME ON.

OK

FAULTY

Replace the main fuse and/or ignition fuse.

OK

OUT OF SPECIFICATION

Replace and/or charge the battery.
Refer to “BATTERY INSPECTION” in CHAPTER 
2.

OK

OUT OF SPECIFICATION

Replace the stator coil assembly.

OK

FAULTY

Replace the right handlebar switch and/or main 
switch.

OK

FAULTY

Replace the drive position switch and/or reverse 
position switch.

OK

FAULTY

Replace the load control relay.

OK

FAULTY

Properly connect or repair the signal system’s wir-
ing.