Yamaha GRIZZLY 700 FI YFM7FGPW, Service Manual

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ELEC
SIGNALING SYSTEM
EBS01079
3. The reverse indicator light fails to come on.
YES NO
YES
NO
EBS01081
4. The differential gear lock indicator light and/
or four-wheel-drive motor indicator light fails
to come on.
YES NO
YES
NO
1. Reverse switch
• Check the reverse switch for continuity.
Refer to “CHECKING THE SWITCHES”.
• Is the reverse switch OK?
Replace the reverse
switch.
2. Voltage
• Connect the pocket tester (DC 20 V) to the
meter assembly coupler as shown.
Positive tester probe
→
brown
1
Negative tester probe
→
black/white
2
• Set the main switch to “ON”.
• Measure the voltage (12 V) of brown
1
and black/white
2
at the meter assembly
coupler.
• Is the voltage within specification?
Replace the meter
assembly or ECU. The wiring circuit
from the main switch
to the meter assem-
bly coupler is faulty
and must be re-
paired.
Br / B G / Y
Y / L B / W
G / R
Br
2 1
1. Four-wheel-drive motor switch (differential
gear motor)
• Check the four-wheel-drive motor switch
for continuity.
Refer to “CHECKING THE SWITCHES”.
• Is the four-wheel-drive motor switch OK?
Replace the differen-
tial gear motor.
2. Voltage
• Connect the pocket tester (DC 20 V) to the
meter assembly coupler as shown.
Positive tester probe
→
brown
1
Negative tester probe
→
black/white
2
• Set the main switch to “ON”.
• Measure the voltage (12 V) of brown
1
and black/white
2
at the meter assembly
coupler.
• Is the voltage within specification?
Replace the meter
assembly or ECU. The wiring circuit
from the main switch
to the meter assem-
bly coupler is faulty
and must be
repaired.
Br / B G / Y
Y / L B / W
G / R
Br
2 1