Yamaha XT660X(S) Automobile User Manual


 
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ELEC
SIGNALING SYSTEM
YES
NO
EAS00803
5. The fuel level warning light fails to come on.
YES
NO
YES
NO
4. Voltage
Connect the pocket tester (DC 20 V) to the
meter assembly coupler (wire harness
end) as shown.
Positive tester probe
light green
1
Negative tester probe
ground
Set the main switch to ON.
Shift the transmission to neutral.
Measure the voltage (DC 12 V) of light
green 1 and ground at the meter assem-
bly coupler.
Is the voltage within specification?
This circuit is OK. The wiring circuit
from the main switch
to the meter assem-
bly couplers is faulty
and must be
repaired.
Dg
G/L
R/W
Ch
R/G
Y
B/W
Lg
G/W
Y/L
Ch R/G
Y
G
G/L
R/W
G/W
Y/L
B/W
Lg
1
1. Fuel level warning light LED
Check the LED of the fuel level warning
light.
Refer to CHECKING THE BULBS AND
BULB SOCKETS.
Is the fuel level warning light LED OK?
Replace the meter
assembly.
2. Fuel sender (thermistor)
Disconnect the fuel sender coupler from
the fuel pump.
Connect the pocket tester (k × 1) to the
fuel sender as shown.
Positive tester probe
green/white
1
Negative tester probe
black
2
Check the fuel sender for continuity.
Is the fuel sender OK?
Replace the fuel
pump assembly.