Coolant Temperature Gauge/Thermosensor System Inspection - Honda VTR1000F Service Manual

LIGHTS/METERS/SWITCHES
Turn the ignition switch ON and measure the vol-
tage between the black/brown
(+)
and green/black
(-) wire terminals.
There should be battery voltage.
If there is no voltage, check for open circuit in black
/brown wire.
Turn the ignition switch ON and the engine stop
switch to "RUN", and measure the voltage be-
tween the yellow/green
(+)
and green/black (-)
wire terminals.
There should be battery voltage.
If there is no voltage, check for open circuit in
yellow/green wire.
COOLANT TEMPERATURE GAUGE/
THERMOSENSOR
19-10
SYSTEM INSPECTION
Disconnect the thermosensor wire connector and
ground it with a jumper wire.
Turn the ignition switch ON and check the coolant
temperature gauge needle.
The needle should move to "H".
CAUTION :
Immediately turn the ignition switch OFF when the
needle moves
to
"H" (hot)
to
prevent the gauge
from damaging.
If the needle moves, check the thermosensor.
If the needle does not move, check the following:
Remove the three bolts and the instrument assem-
bly from the stay (page 19-6).
Check for open circuit in green/blue wire.
Turn the ignition switch ON and measure the vol-
tage between the black/brown
( + )
and green/black
(- ) wire terminals.
There should be battery voltage.
If there is no voltage, check for open circuit in black
/brown and green/black wires.
EAMINA