Yamaha XV1700PCRC Service Manual page 523

3. Voltage
• Connect the pocket tester (DC V 20) to the
speedometer assembly coupler (wire har-
ness side) as shown.
Positive tester probe → brown 1
Negative tester probe → black 2
Br B
Y Lg
Ch Dg
• Set the main switch to "ON".
• Measure the voltage (DC 12 V) of brown
1 and black 2 at the speedometer
assembly coupler (wire harness side).
• Is the voltage within specification?
YES
Replace the speed-
ometer assembly.
EAS00800
7. The engine trouble warning light fails to
come on.
1. Engine trouble warning light LED
• Check the LED of the engine trouble warn-
ing light.
Refer to "CHECKING THE BULBS AND
BULB SOCKETS".
• Are the engine trouble warning light LED
OK?
YES
SIGNALING SYSTEM
2
1
B Br
Lg Y
Dg Ch
NO
The wiring circuit
from the main switch
to the speedometer
assembly coupler is
faulty and must be
repaired.
NO
Replace the speed-
ometer assembly.
7 - 53
2. Voltage
• Connect the pocket tester (DC 20 V) to the
speedometer assembly coupler (wire har-
ness side) as shown.
Positive tester probe → brown 1
Negative tester probe → gray 2
Br B
Y Lg
Ch Dg
Gy G/R G/R
L/R B/L
• Set the main switch to "ON".
• Measure the voltage (DC 12 V) of brown
1 and gray 2 at the speedometer assem-
bly coupler (wire harness side).
• Is the voltage within specification?
YES
This circuit is OK.
– +
ELEC
1
B Br
Lg Y
Dg Ch
2
Gy
B/L L/R
NO
The wiring circuit
from the main switch
to the speedometer
assembly coupler is
faulty and must be
repaired.