Yamaha XT660R, Service Manual

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ELEC
SELF-DIAGNOSIS
EAS00835
TROUBLESHOOTING
Check:
1. fuel sender (thermistor)
NOTE:
_
• Before troubleshooting, remove the following
part(s):
1. seat
2. side panels (left and right)
3. fuel tank side covers (left and right)
4. fuel tank
• Troubleshoot with the following special
tool(s).
EAS00838
1. Fuel sender (thermistor)
CIRCUIT DIAGRAM
K Fuel pump
Y Multifunction meter
EAS00841
YES
NO
EAS00843
YES
NO
The fuel level warning light starts to indi-
cates the self-diagnosis sequence.
Pocket tester
90890-03112
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. Wire harness
• Check the wire harness for continuity.
Refer to “CIRCUIT DIAGRAM”.
• Is the wire harness OK?
Repair or replace the
wire harness.
(BLUE)
(DARK GREEN)
(BLUE)
B L / G
B B
B G / W
B R / L
R / W G / L Dg Lg B / W
a
_
]
\
[
Z
X
K
J
W
Y
B
B B
R / L G / W
L / G
Lg
Y
Ch
G
G / L
G / W
R / G
R / W
B / W
Y / L
Br