Lexus SC300 / Lexus SC400. Manual - part 989
OVERALL ELECTRICAL WIRING DIAGRAM
1
2
34
1J
7
1J
31
J
6
22
1B
4
1I
51
K
42
22
22
2
4
AC
C
IG
1
ST
1
IG
2
AM
1
2
1
6
11
A
M
2
3
2
4
1
3
1
4
2
21
21
21
21
16
IE
1
15
IE
1
1
E
B
2
2
1B
T
1
2B
T
1
3
B
T
1
N
P
2
3
2
1
41
3
6
14
7
9
17
B
T
1
21
21
BK
E
B
1J
5
1E
12
7
8
4
15
12
13
1
81
4
25
1
7I
J2
9
IK
2
IK
1
3A
4
3D
13
3B
1A
IK1
IK
1
2
1
M
3
W
W–R
W–
R
W
B–
Y
B–
R
B–
R
B–
Y
B
–
Y
B–
R
B–
R
L–
Y
G–
W
B–
W
B–
O
B–
O
L–
R
W
B–
R
B–
Y
B
Y
B–
O
B–
O
B–
O
B–
O
B–
O
B–
O
G R
–Y
B–
R
B–
Y
B–
O
G
G
B
L–O
L–O
B
R–G
P
G
G
W–B
G
P
R –G
W–B
W–B
L–Y
G–W
Y
Y
W–B
B–
R
B–Y
B–W
B–W
W–R
B–O
B–O
B–O
B–O
B–O
W
W–
B
B–R
3
4
G–W
W–L
LG
B–Y
B–W
G –R
G–Y
LG
L–Y
B–R
G –Y
G–R
LG
GR –Y
B–
O
B–
W
B–
O
B–
R
B–
R
B–
Y
R–
G
L–
Y
G–
W
B
Y
B
B–
Y
B–
R
W
L–
R
B–
Y
LG
GR
–
Y
R–
L
W
TE
1
TE
2
TT
EN
G
OX
2
OX
1
VF
1
FP
+B
5
G
3
B
W
T6
T
D
C
L
C3
C H
EC
KC
O N
N E
C T
O R
E1
CH E
C K
ENG
IN
EW
ARN
IN
G
LIG
H T[
C O
MB
.
M ET
ER ]
10
A
GA
U
G
E
EF
I
MA
IN
RE
L
A
Y
30
A
EF
I
N1
NE
UT
RA
L
ST
AR
T
SW
STAR
TE
R
R E
LA
Y
F1
6
F
U
EL
PU
M
P
E
C
U
BA
TTER
Y
F15
FU
ELPU
MP
30
A
A
M
2
60
A
M
A
IN
120A
ALT
100A
AM
1
30A
IN
J
I1
1
IN
J
E
CT
O
R
No
.
6
I1
0
IN
J
E
CT
O
R
No
.
5
I9
IN
J
E
CT
O
R
No
.
4
I7
IN
J
E
CT
O
R
No
.
2
I8
IN
J
E
CT
O
R
No
.
3
I6
IN
J
E
CT
O
R
No
.
1
From
Sta
rte
r<
1–3>
To
Thef
tD
eter
ren
t
and
D oor
Loc
kE
C U
<1
7–3>
F9
FU
SEBL
OC
K
7.
5A
ST
7.
5
A
IG
N
40
A
IG
S
W
I1
5
IG
N
IT
IO
N
SW
E
ngine
C
ont
ro
l
2
LEXU
S
SC
30
0
GR
–
Y
B–
R
VF
2
TE
1
W
W–
B
B–Y
17
1
8
1
2
345
6
789
1
0
23
22
21
20
19
15
14
13
12
11
16
1
2
34
56
78
9
10
111
2
13
1
4
151
6
1
71
8
AB
CH
E
C
K
E
NG
IN
E
W
A
RN
ING
LI
G
H
T
[C
O
M
B
.
M
E
T
E
R
]
W
C1
4
C
1
3
6I
J
1
1E
B
2
IJ
1
12
B–R
B–
R
E1
3
BR
25
From
Stop
Ligh
tS
W
<5–6
><4
–6>
C 13
IG
–
F
rom
Ig
ni
ter
”T
A
C
”<
1
–
5
>
B
,C
14
A
19
P
BR
1I
J
1
IK1
4
3
B
4
Po
w
e
r
S
our
ce
(C
ont
.
ne
xt
pa
ge
)
F
rom
A
/C
C
o
nt
rol
A
sse
m
b
ly
<
2
2–
7>
<
22
–5
>
TC
A
/C
P–B
P–L
4
11
11
TC
F
rom
A
/C
C
o
nt
rol
A
sse
m
b
ly
<
2
2
–
8
>
P–
B
G–
Y
IG
3
3
B–
R
U
n
der
the
cen
ter
p
illa
r
L
H
Fr
o
n
t
s
id
e
o
f
lef
t
fend
er
7
4
2
1
IJ
2
8
B
B–W
B
C2
3
CL
UT
C
H
ST
AR
T
SW
(A/T
)
(M
/T
)
7I
J1
3I
J1
B–O
B–O
(A/
T)
3
EB1
B
(M/
T)
*
1:
(w
/
T
rac
tion
C
on
tr
o
l)
*
2:
(w
/oT
ra
ct
io
nC
o
n
tr
o
l)
*
3:
(US
A
S
p
e
c.
)
*
4:
(E
x.
U
SA
Sp
e
c.
)