ELEC
• Check the brake light switches for
continuity.
Refer to “CHECKING THE SWITCHES”.
• Is the brake light switch OK?
SIGNALING SYSTEM
2. The brake light fails to come on.
1. Brake light bulb and socket.
2. Brake light switches
Replace the brake
light switch.
YES
NO
YES
NO
3. Voltage
• Check the brake light bulb and socket for
continuity.
Refer to “CHECKING THE BULBS AND
BULB SOCKETS”
• Are the brake light bulb and socket OK?
Replace the brake
light bulb, socket
or both.
• Connect the pocket tester (DC 20 V) to
the brake light coupler (wire harness side)
as shown.
Positive tester probe --> yellow
1
Negative tester probe --> black
2
YES
NO
• Set the main switch to "ON".
• Pull in the brake lever or push down on the
brake pedal.
• Measure the voltage (DC 12 V) of yellow
1
on the brake light coupler (wire
harness).
• Is the voltage within specification?
The circuit is OK.
The wiring circuit
from the main switch
to the brake light
coupler is faulty and
must be repaired.
7-34
Y L
Y
L
B
Ch
Dg
21/5W
1
1
Содержание YBR250 2007
Страница 1: ...YBR250 SERVICE MANUAL 5D1 F8197 E0 2007 ...
Страница 2: ......
Страница 359: ...YAMAHA MOTOR DA AMAZÔNIA LTDA ...