Yamaha YZF-R1K Service Manual page 364

• Set the main switch to "ON".
• Measure the voltage (12 V) of blue/red 1
on the front turn signal/position light
connectors (wire harness side).
• Is the voltage within specification?
This circuit is OK.
8
NO
YES
The wiring circuit
from the
switch to the front
turn signal/posi-
tion light connec-
tors is faulty and
must be repaired.
LIGHTING SYSTEM
main
8 - 34
– +
ELEC