Speed Sensor - Yamaha RX10K Supplementary Service Manual

SIGNAL SYSTEM

SPEED SENSOR

1. Inspect:
S Speed sensor
Inspection steps:
S Connect the pocket tester (DC 20 V) to the
speed sensor coupler 1 (wire harness side)
as shown.
Positive tester probe ! White
Negative tester probe ! Black/Green
Positive battery terminal ! Blue/Yellow
Negative battery terminal ! Black/Green
S Elevate the track and slowly rotate it.
S Measure the voltage (DC 5 V) of white and
black/green. With each full rotation of the track
the voltage reading should cycle from 0.6 V to
4.8 V to 0.6 V to 4.8 V.
Out of specification ! Replace.
8-36
ELEC