Coolant Temperture, Thermo Switch; Coolant Temperature - Honda 1998 VT750C Service Manual

LIGHTS/METERS/SWITCHES
COOLANT TEMPERATURE,
THERMO SWITCH
VT750C and
SYSTEM INSPECTION
VT750COIC02
('98 - 2000) :
THE INDICATOR DOES NOT COME ON
Lower the side stand.
Turn the ignition switch ON. The side stand indicator
and oil pressure indicator should come on.
-If the side stand indicator and oil pressure' indicator
come on:
Remove the left steering cover (page 2-3).
Disconnect the thermo switch connector.
Short it to ground using a jumper wire then turn the
ignition switch" ON".
Check for loose or poor connection of Green/Yellow
connector and the thermo switch.
-If the side stand indicator and oil pressure indicator
do not come on:
Check the sub fuse (15A)
Remove the headlight (page
19-7).
Disconnect the speedometer 6P (Black) connector.
Measure the voltage between the Black/Brown
(+)
and Green/Blue (-) terminal ofthe wire harness side.
There should be voltage with the ignition switch ON.
If there is no voltage, check the wire harness for an
open circuit or loose connections in the speedometer
connector.
If there is battery voltage available, replace the
speedometer.
THE INDICATOR DOES NOT GO OFF
Remove the headlight (page 19-7).
Disconnect the speedometer 6P (Black) connector.
Check for continuity between the Green/Blue
terminal of the wire harness side and ground.
There should be no continuity.
If there is continuity, check for a short circuit in the
Green/Blue wire.
If there is no continuity, check the thermo switch
(page 19-21).
SYSTEM INSPECTION
VT750C3/C03 and
Turn the ignition switch ON. The temperature warning
VT750COIC02
light should come on for a few seconds and then go
(after 2000):
out.
19-20
00
0 0
"
~
THRMO SWITCH
UiCONNECTOR
6P CONNECTOR
6P CONNECTOR
COOLANT TEMPERATURE INDICATOR