Speedometer/Vs Sensor - Honda SH300 2006 Manual

SPEEDOMETER/VS SENSOR

SYSTEM INSPECTION
Speedometer gauge does not move
Check the combination meter initial function (page
22-8).
If the speedometer needle shows initial function but
speedometer does not move at running, check the
following:
Support the scooter its centerstand and rise the rear
wheel off the ground.
Turn the ignition switch "ON" then measure the out-
put voltage (sensor signal) between the combina-
tion meter 16P connector terminal with the
connector connected and ground then while slowly
turning the rear wheel by your hand.
CONNECTION: Pink/Green (+) – Ground (–)
STANDARD:
If the pulse voltage appears, but the speedometer
operate abnormally, replace the meter assembly of
the combination meter.
If the pulse voltage does not appear, check the fol-
lowing:
Disconnect the VS sensor 3P connector (page 22-
12).
Check for loose or poor contact of the VS sensor 3P
connector.
Turn the ignition switch "ON" then measure the
voltage at the VS sensor connector of the wire har-
ness side.
CONNECTION: Yellow/Red (+) – Green/Black (–)
STANDARD:
If there is no voltage, open or short circuit in Yellow/
Red or open circuit in Green/Black wire.
Turn the ignition switch "OFF" then disconnect the
combination meter 16P connector.
Check for continuity between the VS sensor connec-
tor and combination meter connector of the wire
harness side.
CONNECTION: Pink/Green – Pink/Green
There should be continuity.
If there is no continuity, check for open circuit in
Pink/Green wire.
Repeat 0 to 5 V
About 5 V
LIGHTS/METERS/SWITCHES
(Connector
connected)
METER 16P
CONNECTOR
VS SENSOR 3P
CONNECTOR
VS SENSOR 3P
COMBINATION METER
CONNECTOR
16P CONNECTOR
P/G
16P CONNECTOR
P/G
3P CONNECTOR
(Wire side of female
terminals)
G/Bl
Y/R
22-11