Yamaha YZF-R1PC Utility Trailer User Manual


 
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ELEC
SIGNALING SYSTEM
2. Voltage
Connect the pocket tester (DC 20 V) to the
meter assembly coupler (wire harness
side) as shown.
Positive tester probe
yellow/blue
1
Negative tester probe
black/white
2
Set the main switch to ON.
Elevate the rear wheel and slowly rotate it.
Measure the voltage (DC 5 V) of yellow/
blue 1 on the meter assembly coupler
(wire harness side).
Is the voltage within specification?
NO
YES
Replace the multi-
function meter.
3. Speed sensor
Connect the pocket tester (DC 20 V) to the
speed sensor coupler (wire harness side)
as shown.
Positive tester probe
white/yellow
1
Negative tester probe
blue
2
Set the main switch to ON.
Elevate the rear wheel and slowly rotate it.
Measure the voltage (DC 5 V) of yellow
and black/yellow. With each full rotation of
the rear wheel, the voltage reading should
cycle from 0.6 V to 4.8 V to 0.6 V to 4.8 V.
Does the voltage reading cycle correctly?
YES
NO
This circuit is OK. Replace the speed
sensor.