Yamaha YZF-R1PC Utility Trailer User Manual


 
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ELEC
SIGNALING SYSTEM
EAS00801
4. The neutral indicator light fails to come on.
Left turn signal light
Positive tester probe
chocolate
1
Negative tester probe
ground
Right turn signal light
Positive tester probe
dark green
2
Negative tester probe
ground
ÈÉ
Ê
Set the main switch to ON.
Set the turn signal switch to “” or “”.
Measure the voltage (DC 12 V) of the
chocolate
1
or dark green
2
at the turn
signal light connector (wire harness side).
Is the voltage within specification?
YES
NO
This circuit is OK. The wiring circuit
from the turn signal
switch to the turn sig-
nal light connector is
faulty and must be
repaired.
1. Neutral indicator light bulb and socket
Check the neutral indicator light bulb and
socket for continuity.
Refer to CHECKING THE BULBS AND
BULB SOCKETS
Are the neutral indicator light bulb and
socket OK?
YES
NO
Replace the neutral
indicator light bulb,
socket or both.
2. Neutral switch
Check the neutral switch for continuity.
Refer to CHECKING THE SWITCHES.
Is the neutral switch OK?
YES
NO
Replace the neutral
switch.
3. Voltage
Connect the pocket tester (DC 20 V) to the
meter assembly coupler (wire harness
side) as shown.
Positive tester probe
brown
1
Negative tester probe
ground
Set the main switch to ON.
Measure the voltage (DC 12 V) of brown at
the meter light bulb coupler (wire harness
side).
Is the voltage within specification?
YES
NO
This circuit is OK. The wiring circuit
from the main switch
to the meter light bulb
coupler is faulty and
must be repaired.