Yamaha XP500 2001 Service Manual page 364

S Set the main switch to "ON".
S Measure the voltage (12 V) on brown/white
1
at the flasher relay coupler (wireharness
side).
S Is the voltage within specification?
YES
5. Voltage
S Connect the pocket tester (20 V DC) to the
turn signal light coupler (wireharness side)
as shown.
Front turn signal light
A
Rear turn signal light
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
A
S Set the main switch to "ON".
S Set the turn sighal switch to "
S Measure the voltage (12 V) of the chocolate
1 or dark green 2
coupler (wireharness side).
S Is the voltage within specification?
YES
This circuit is OK.
NO
The flasher relay is
faulty and must be
replaced.
1
2
B
" or " ".
on the turn signal light
NO
The wiring circuit
from the turn signal
switch to the turn sig-
nal light connecter
(wireharness side) is
faulty and must be
repaired.
SIGNAL SYSTEM
6. Voltage
S Connect the pocket tester (20 VDC) to the
meter assembly coupler (wireharness side)
as shown.
Left turn signal indicator light
Tester positive probe ! chocolate
Tester negative probe ! ground
Right turn signal indicator light
Tester positive probe ! dark green
Tester negative probe ! ground
S Set the main switch to "ON".
S Set the turn signal switch to "
S Measure the voltage (12 V) of the choco-
late or dark green
1
sembly coupler (wireharness side).
S Is the voltage iwthin specification?
YES
This circuit is OK.
8-42
ELEC
1
2
" or " ".
on the meter as-
2
NO
The wiring circuit
from the turn signal
switch to the meter
assembly coupler
(wireharness side) is
foulty and must be
repaired.