Yamaha YQ50 Service Manual page 177

4. Voltage
• Connect the pocket tester (DC20V) to the
flasher relay.
Pocket tester (+) lead © Brown / White Q
Pocket tester (-) lead © Ground
• Turn the main switch to "ON".
• Check the voltage (12V) between Brown /
White and the ground.
5. Voltage
• Connect the pocket tester (DC20V) to the
flasher connector.
Left flasher bulb :
Pocket tester (+) lead © Chocolate Q
Pocket tester (-) lead © Ground
Right flasher bulb :
Pocket tester (+) lead © Dark green W
Pocket tester (-) lead © Ground
• Turn the main switch to "ON".
• Set the "TURN" switch to "L", then to "R".
• Check the voltage (12V) between "Choco-
late" and the ground, then "Dark green " and
the ground.
Dg Dg B
Dg Dg B
Dg Dg
Ch Ch
B Ch Ch
Ch Ch
B
-
Br/W
- Br
MEETS
SPECIFICATION
Dg Dg
B
B
LR LR
LR LR LR LR
GY GY
GY GY
GY GY
B
B
B
B
B
Ch Ch
MEETS
SPECIFICATION
SIGNAL SYSTEM
DOES NOT MEET SPECIFICATION
Flasher relay defect © Replace.
DOES NOT MEET SPECIFICATION
Defect in the wire harness between the main
switch and the flasher bulb socket © Re-
pair.
8-27
ELEC