Yamaha YZF-R6, Service Manual

Page: 396 / 425

8-40
Replace the left han-
dlebar switch.
NO
3. Turn signal switch
Check the turn signal switch for continuity.
Refer to “CHECKING THE SWITCHES”.
Is the turn signal switch OK?
YES
The wiring circuit
from the main switch
to the turn signal relay
coupler (turn signal
relay side) is faulty
and must be repaired.
NO
4. Voltage
Connect the pocket tester (DC 20 V) to the
relay coupler (wire harness side) as shown.
YES
Tester positive probe brown
Tester negative probe ground
1
Set the main switch to “ON”.
Measure the voltage (12 V) of brown at the
turn signal relay coupler (wire harness side).
Is the voltage within specification?
1
5. Voltage
Connect the pocket tester (DC 20 V) to the
turn signal relay coupler (wire harness side)
as shown.
The turn signal relay
is faulty and must be
replaced.
NO YES
1
Set the main switch to “ON”.
Set the turn signal switch to “ ” or “ ”.
Measure the voltage (12 V) or brown / white at
the turn signal relay coupler (wire harness
side).
Is the voltage within specification?
Tester positive probe brown / white
Tester negative probe ground
6. Voltage
Connect the pocket tester (DC 20 V) to the
turn signal light connectors or the meter as-
sembly coupler (wire harness side) as
shown.
Turn signal light
Turn signal indicator light A
B
Left turn signal light
Tester positive probe chocolate
Tester negative probe ground
Right turn signal light
Tester positive probe dark green
Tester negative probe ground
1
2
A B
SIGNALING SYSTEM
ELEC