Yamaha YFM250XL(C) Service Manual page 303

2.If the reverse indicator light fails to come
on:
1.Bulb and bulb socket
Check the bulb and bulb socket for conti-
nuity.
2.Reverse switch
Refer to "SWITCH INSPECTION".
3.Voltage
Connect the pocket tester (DC 20 V) to
the bulb socket leads.
Tester (+) lead → Brown terminal 1
Tester (–) lead → Green/Blue terminal 2
Turn the main switch to "ON".
Check the voltage (12 V).
This circuit is not faulty.
CONTINUITY
CONTINUITY
MEETS
SPECIFICATION
8 - 33
SIGNAL SYSTEM
NO CONTINUITY
Replace the bulb and/or bulb socket.
NO CONTINUITY
Replace the reverse switch.
Br
G/Y
OUT OF SPECIFICATION
The wiring circuit from the main switch to
the bulb socket connector is faulty, repair
it.
– +
ELEC
1
Br
G/Y
2
8