Honda 2005-2008 RX500 FA Service Manual page 451

'61HN252' by American Honda Motor Co. - Page 451 of 540
[2005-2008] [TRX500 FA/FGA]
COMBINATION METER/REAR VEHICLE
SPEED SENSOR (VSS)
1 of 1
POWER/GROUND LINE INSPECTION
Remove the front fender (page 2-11).
Remove the combination meter 14P (Gray) connec-
tor from the frame and disconnect it.
Check the following at the wire harness side con-
nector.
POWER INPUT LINE
Measure the voltage between the Black/Brown wire
terminal (+) and ground ().
There should be battery voltage with the ignition
switch turned to ON.
If there is no voltage, check for an open circuit in the
wire harness.
BACK-UP VOLTAGE LINE
Measure the voltage between the Red/black wire
terminal (+) and ground ().
There should be battery voltage at all times.
If there is no voltage, check for an open circuit in the
wire harness.
GROUND LINE
Check for continuity between the Green wire termi-
nal and ground.
There should be continuity at all times regardless of
the ignition switch position.
If there is no voltage, check for an open circuit in the
wire harness.
SPEEDOMETER/REAR VSS
Check that the hour meter and odometer/trip meter
function properly.
· If they do not function, check the power/ground
line (page 22-13).
· If they function properly, check as follows:
Remove the front fender (page 2-11).
Remove the rear VSS 3P (Yellow) connector from
the holder and disconnect it.
Measure the voltage between the Black/orange (+)
and Green/blue () wire terminals of the wire har-
ness side connector.
There should be 10 V or more with the ignition
switch turned to ON.
If there is no voltage, check for an open circuit in the
wire harness.
Connect the inspection adaptor to the rear VSS 3P
(Yellow) connector.
TOOL:
Inspection adaptor 07GMJ-ML80100
Shift the transmission into neutral.
Raise the wheels off the ground and support the
vehicle securely with a hoist or equivalent.
Turn the ignition switch to ON.
Measure the voltage between the Red clip (+) and
White clip () while slowly turning the rear wheels
by hand.
There should be 0 to 5 V pulse voltage.
· If the pulse voltage does not appear, replace the
rear VSS (page 23-11).
http://services.honda.com/ServiceManual/SVC_MNL/61HN253/61HN2...
LIGHTS/METERS/SWITCHES
'05, '06 shown:
'05, '06 shown:
3P (YELLOW) CONNECTOR
WHITE CLIP
14P (GRAY) CONNECTOR
INSPECTION ADAPTOR
RED CLIP
22-13
3/9/2008 11:23 PM