Yamaha XT660R 2007, Supplementary Service Manual

Page: 55 / 81

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FI
FUEL INJECTION SYSTEM
EAS00898
WIRING DIAGRAM
ON
OFF
P
-
-
(BLACK) (BLACK)
(BLACK)
(DARK BLUE)
(GRAY)
-
-
-
R/W
RR
L/W
B
B
SUB-WIRE HARNESS
MAIN HARNESS
A
G
Ch
Lg
YB
Dg
Y
B
L/R
Ch
G
L/R
G
B
Y
Y
Br
B
L/R
B
B
( BLUE
)
( DARK GREEN
)
( BLUE
)
B
L/G
B
B
B/Y
L/Y
B
B
L/R
B
( BLACK
)
( BLACK
)
Y
Br
B
B
B
Y
L/R
Y
BL
R/B
L/B
R/L
Br
L/W
L/W
L/R
R/W
L/G
L/Y
S
b
B/
Y
L
g
G Ch
Y
L/W
Br/W
PL
g
R/L Br
R/Y Br
Br/W
G
L/B
P
Y
Dg Ch
BB R
(BLACK)
(BLACK)
BB L
WW
W
WW
W
G/W
L/Y
L/B
R
B
R/B
R/W
L/W
R/B
B
B
B
B
B
BB2
BB3
BB1
BB4
B
G/W
BB
B1
B1
B2
B
R/L
(BLACK) LY
B/L
(BLACK)
B/L
P/W
L
L
Y/G
B/L
Y
R/G
Ch
R/W
G/L
Dg
Y/L
G/W
Lg
B/W
Ch
R
/G
Y
G
G/L
R/W
R/W
Lg
Y
/L
R/G
B2
B
Y/L
G/L
R/W
BB
B
R/G
G/W
Y/L
B/W
Lg
B/L
LW P
B/W
O/R
Br L
R/W
G/Y
R/L
L/W
R/Y
Y
/B
Br/W
Br
WW
W
BR
Br/R
Br/R
R
Br/L
R
Br/L
Br/R
R/W
R/L
R
/B
Br/W
B/L
G/R
B
/L
5
2
1
3
4
z
0 A B
v w x
q
a ^ ] \ [ Z
X
L
K
F
G
6
7
8
9
H
I
E
D
C
J
M
N
O | P Q
T U V
R
S
W
Y
s
e
d
fg
h
i
b
c
j
r
t
u
{
l
mn
o
p
A
Gy
L R
Br/L
Br/R G/W
R
R
R
R
R B B
B B
B
R
R/B
L/B
Br
R
B
Y
L/G
L/Y
Sb
L/R
R/L
B/Y
L/B
R/W
Br
R/B
L/W
L/W
B
B
B
R/L
G/W
L/G
B/W
B
P
L/R L/R L/R
B
Br
Y
Br
R/W
L
L B
G/Y
W
R/G
R R R
Br
R/G
Br
Br/L Br/L Br/L Br/R
R Br
R/L
B/L Y/G
L
B/L
P/W
L
B/L
B/L
G/R
B/L
Br/W
R/W
Br/R
R/L
R/B
G/R
L W
B/L
Br/W Br/R
R/B
R
Gy
L/W R/L L/R B/Y L/B Y/L Y/B G/Y
O
O
R/B
W
L
B/L
Y
Y/G P/W
Y
L
Lg
Y
Ch
G
G/L G/W R/G R/W
B/W Y/L
R/W
L/W
Lg
B P
Br
G/L R/W
BB Y/L
B
BB B1
BB3 BB4 BB2
Y
Lg
Ch
G
B/Y
Br
R/L
L/W
Br/W
L/Y
L/R
B
Y
R/L
R/Y
Br
Br/W
L/W
Y/B
BB1
W W
W W W
R B
Sb
A
Y A
G
Y B
B
B
B
B
G A
Ch
A
Y B A B
Lg
Ch
G
Dg
Ch
Ch
Dg
G
A
y
W
L B
B
P
Gy/G
Gy
RW
(BLACK)
P Gy/G
Gy/G
Gy
P
R/W
L/W
B/Y
Y/L
L
Y/G G/R
Br/W
O
W
P/W
Gy
Gy/G
Y
P
L/B
B/W B/L
/R
L
G/Y
Br/R Y/B
R
R/L
R/B
B
Gy
G/W
k
1
Crankshaft position sensor
3
Neutral switch
4
Main switch
6
Battery
7
Main fuse
0
Fuel injection system fuse
D
Engine stop switch
G
Relay unit
I
Fuel injection system relay
J
Sidestand switch
K
Fuel pump
L
ECU
M
Ignition coil
N
Spark plug
O
Fuel injector
P
Air induction system solenoid
Q
Intake air temperature sensor
R
Coolant temperature sensor
S
Speed sensor
T
Throttle position sensor
U
Intake air pressure sensor
V
Lean angle cut-off switch
Y
Multifunction meter
[
Engine trouble warning light
v
Ignition fuse
|
O
2
sensor