Yamaha Royal Star Tour Deluxe XVZ13CTT Supplementary Service Manual - Elec
– 50 –
–
+
ELEC
SIGNALING SYSTEM
CHECKING THE SIGNALING SYSTEM
EAS00800
4. The neutral indicator light fails to come on.
YES
NO
EAS00753
YES
NO
1. Neutral switch
• Check the neutral switch for continuity.
Refer to “CHECKING THE SWITCHES”.
• Is the neutral switch OK?
Replace the neutral
switch.
2. Relay unit (diode)
• Remove the relay unit from the wire har-
ness.
• Connect the pocket tester (
Ω × 1) to the
relay unit terminals as shown.
• Check the diode for continuity.
Positive tester probe
→
sky blue 1
Negative tester probe
→
sky blue/white 2
Continuity
Positive tester probe
→
sky blue/white 2
Negative tester probe
→
sky blue 1
No conti-
nuity
NOTE:
@
When you switch the positive and negative
tester probes, the readings in the above chart
will be reversed.
• Are the tester readings correct?
Replace the relay
unit.
Sb/W
R/B
L
L/B
L/R
L/W
L/Y
Sb
L/W
B/Y
2
1