Yamaha BT1100 2002 Service Manual page 332

2. Turn signal switch
• Check the turn signal for continuity.
Refer to "CHECKING THE SWITCHES".
• Is the turn signal switch OK?
YES
3. Voltage
• Connect the pocket tester (DC 20 V) to the
flasher relay coupler (wire harness side) as
shown.
Tester positive probe
Tester negative probe
• Set the main switch to "ON".
• Measure the voltage (12 V) of Brown 1 at
the flasher relay coupler (wire harness side).
• Is the voltage within specification?
YES
4. Voltage
• Connect the pocket tester (DC 20 V) to the
flasher relay coupler (wire harness side) as
shown.
NO
Replace the left han-
dlebar switch.
Brown 1
Ground
NO
The wiring circuit
from the main switch
to the flasher relay
coupler (flasher relay
side) is faulty and
must be repaired.
SIGNALING SYSTEM
Tester positive probe
Tester negative probe
• Set the main switch to "ON".
• Set the turn signal switch to "Î" or "¥".
• Measure the voltage (12 V) of Brown/White
at the flasher relay coupler (wire harness
side).
• Is the voltage within specification?
YES
5. Voltage
• Connect the pocket tester (DC 20 V) to the
turn signal light connectors or the meter
assembly coupler (wire harness side) as
shown.
å Turn signal light
∫ Turn signal indicator light
Left turn signal light
Tester positive probe
Tester negative probe
Right turn signal light
Tester positive probe
Tester negative probe
A
7-38
ELEC
Brown/White 1
Ground
NO
The flasher relay is
faulty and must be
replaced.
Chocolate 1
Ground
Dark green 2
Ground
B