Lexus ES300 (1997 year). Service manual — part 672
1
2
3
4
18 E
S
300
1F
1
F
1
1A
40
A
AM
1
1B
1
1K
2
2
AC
C
IG
1
IG
2
ST
2
AM
1
4
AM
2
10
A
M
IRRO
R–
HEA
T
E
R
10A HEATER
15A ECU–IG
40A DEF
30
A
RD
I
30
A
CDS
1T
5
1D
41
J
71
R
31
A
6
2H
2
5I
O
2
5
IE
2
4
6
4
6
8I
D
1
1L
11
J
12
1V
3
IL
R
ight
ki
c
k
pa
ne
l
IF
Co
w
l
si
d
e
pa
n
e
l
LH
II
In
s
tr
u
m
e
n
t
pa
ne
l
br
a
ce
L
H
20
IE
2
20
IO
2
1K
1
1B
4
2K
62
B
2
1
2
M
2
1
3
4
2
1
3
5
3
5
2
1
4
2F
4
2C
2
1J
13
1G
7
2
3
1
2
2E
A
1
1E
A
1
1
2
5
3
4
1
1
1
11
2G
7
2F
2
2C
12
G
1
1
2
5
3
1
2
M
11
11
5I
M
1
L–B
L–B
B–R
1
1
EC
L
e
ft ra
d
ia
to
r
si
d
e
s
u
pp
or
t
G–
W
B–
R
W–
R
W–
B
W–
B
B–
R
W–
B
B–
R
W–
B
L
L
G–
W
L–W
L–W
W–B
W–B
B–R
W–B
W–B
W–R
B–R
R
G–W
L
L
B–R
B
B
Y–G
W–B
W–B
B
11
1
2
B
22
FAN NO. 2 RELAY
R 1
RADIATOR FAN
MOTOR
FAN NO. 3 RELAY
W 5
WATER TEMP.
S W NO. 2
To Diode (A/C)
< 27–3
A 4
A/C SINGLE
PRES SURE SW
W 4
WATER TEMP .
SW NO. 1
J 20
J UNCTION CONNECTOR
F
AN NO
.
1
RE
L
A
Y
A 2
A/C CONDENSER
FAN MOTOR
DE
F
O
G
G
E
R
REL
A
Y
BB
BB
C17
CHOKE COIL
To A/C Control As s embly
< 27–5>
J 36
J UNCTION
CONNECTOR
J 38
J UNCTION
CONNECTOR
R16
MIRROR HEATER LH
[REMOTE CONTROL
MIRROR LH]
R17
MIRROR HEATER RH
[REMOTE CONTROL
MIRROR RH]
NOISE FILTER
B–Y
B–Y
B–Y
B–Y
W–B
W–B
W–B
W–B
W–B
W–B
W–B
B–G
100A ALT
B–R
B–R
B–R
W
I1
3
IG
N
IT
IO
N
S
W
BATTE
R
Y
FL
M
A
IN
3.
0W
F11
F
FU
S
IB
L
E
L
IN
K
BL
OC
K
F 6
A
,
F
7
B
W
B–
R
B–
R
B–
Y
B–R
Po
w
e
r S
o
u
rce
R
e
ar
W
indow
D
e
fogg
e
r and
M
ir
ror
H
e
at
er
R
adi
at
or
F
an and C
o
n
d
e
n
s
e
r F
a
n
1B
B–R
J1
5
J
UNC
TI
O
N
CO
N
N
E
CT
OR
A
ENGINE
MAIN RELAY
L
L
B–R
IK
1
B–R
B–R
L
1
2
1J
11
To Engine Control Module
< 2–11>
2
1
B–Y
B–
Y
2J
13
G–W
T
o
Engi
ne
C
ont
ro
l
M
odul
e
<
2–1
1
>
K OVERALL ELECTRICAL WIRING DIAGRAM
1
2
3
4
19 E
S
300
16
B
22
A
2I
M
1
23
A
5I
M
2
9A
12
IM
2
15
A
10
C
9C
10
B
9B
2B
1B
18
A
17
A
4A
5A
11
B
5B
13
B
14
B
B
6
B
15
B
12
B
4
B
3
EA
9I
N
1
3I
N
1
3I
D
1
9I
D
1
6I
M
2
1I
M
2
1
4
AA
AB
1J
8
1J
7
II
In
st
ru
m
ent
pan
el
br
ace
L
H
J 8
A , J 9
B
JUNCTION
CONNECTOR
A
1
9
A
, A
2
0
B
, A
2
1
C
A
BS AND TRA
C
TI
ON
EC
U
11
IK
3
LG–R
LG–R
LG–R
LG–R
8I
M
2
4I
K
3
11
A
A
24
A
1
2
14
3
33
1
2
3
3
3
3
3
2A
14
A
3A
10
A
5A
13
A
9B
26
A
3B
25
A
10
B
12
A
4B
2C
12
B
1C
6B
8C
11
B
7C
5B
5C
7B
4C
2B
12
C
8B
6C
1B
R–W
R
R–B
W–R
G–Y
LG–B
L–B
W–L
W–R
R–G
B–R
B–Y
Y–R
Y–B
4A
2
ACC
IG
1
AM
1
4
C 8
B , C10
D
COMBINATION METER
4B
7D
6D
18
IJ
1
12
IJ
1
19
IJ
1
A
A
A
A
C
B
T
o
D
a
ta
L
in
k
C
o
nn
ec
to
r 2
<2
–
3
>
T
o
D
a
ta
L
in
k
C
o
nn
ec
to
r 1
<2
–
4
>
J28
A
, J29
B
JU
N
C
TI
O
N
CO
NNEC
T
OR
1A
1
D
1F
2F
B–G
31
B
1
1K
2
3D
1K
1
1D
21
J
9
R–L
8B
1A
EA
B–G
B–R
B–R
B–R
W
B–R
R–L
L
G–B
LG
W–B
L
G–B
G–B
L
G
B
W
BR–W
L
G–B
LG
W–B
LG
R
G
W
B
G
R
W
B
W–B
W–B
W–B
B
R
G
W–B
R
G
W
W–B
R–Y
R–L
G–W
R–Y
R–L
R–Y
R–L
G–W
B–
Y
G–
B
L
G–
B
W–
B
W–
B
W
–
B
GR–
R
GR–
R
R–
L
GR
GR
–
L
100A ALT
11
2
2
D
DA
A
B–R
5I
K
3
C
C
C
W–
B
A
W–
B
W–B
A 7
A
,
A
8
B
A
BS AND
TRA
C
TI
ON
AC
T
U
A
T
O
R
W–L
W–R
56
3
R–L
R–L
LG–R
F
B
F
F
6
A
,
F 9
D
,
F1
1
F
F
U
SI
BL
E
L
IN
K
BL
OCK
BAT
TERY
FL M
A
IN
3.
0
W
I1
3
IG
N
IT
IO
N
S
W
60A ABS
40
A
AM
1
10A GAUGE
15A ECU–IG
TRAC
OFF
ABS
SLIP
J 4
JUNCTION
CONNECTOR
J 3
JUNCTION
CONNECTOR
G–B
L
J15
JUNCTION
CONNECTOR
T 5
TRAC OFF SW
A 9
ABS SPEED SENSOR FRONT LH
A10
ABS SPEED SENSOR FRONT RH
A33
ABS SPEED SENSOR REAR LH
A34
ABS SPEED SENSOR REAR RH
From Data Link
Connector 1
< 2–4>
J 1
JUNCTION
CONNECTOR
From Stop Light SW< 6–4>
To Data Link Connector 2
< 2–3>
To Data Link Connector 1
<2–4>
To Data Link Connector 2
< 2–4>
To Engine Control
Module< 2–8>
AB
S SO
L
RE
L
A
Y
AB
S
MO
T
O
R
REL
A
Y
J30
J
UNCTI
O
N
CONNE
CTOR
34
8I
K
3
B
B
R–Y
J30
JUNCTION
CONNECTOR
19
A
6A
To Absorber Control
ECU< 22–3>
GR–R
GR–L
GR
GR–L
GR–R
GND
1
GND
2
G
ND3
RR–
RR+
RL
+
RL
–
FR–
FR+
FL
–
FL
+
CSW
TRC–
TRC+
EFI
–
EFI
+
NE
O
WT
WA
IN
D
IG
1
S
M
C
2
S
MC
1
S
RC2
SRC1
SRRR
SR
RH
SF
L
R
S
F
L
H
SRL
R
S
R
L
H
SFRR
SFRH
A
S
T
M
T
ST
P
D/
G
TS
TC
FRO
RRO
SR
MR
R+
Ri
g
h
t
radi
a
tor
si
d
e
s
u
ppor
t
EB
R
ight
r
adi
a
to
r
si
de suppo
rt
W–
B
2
1
2
1
2
1
1
2
EB
W–
B
M
W–B
Ri
g
h
t
ra
di
at
o
r
si
de
s
u
pp
or
t
R
ight
r
a
d
ia
tor
si
de su
p
p
o
rt
A
B
S
a
n
d
T
rac
ti
on C
o
n
tr
o
l
Po
w
e
r
S
our
c
e
K
1
2
3
4
20 E
S
300
2
AC
C
IG
1
IG
2
ST2
AM
1
4
AM
2
40
A
AM
1
60
A
AB
S
4
3
2
1
3
1
6
4
2
33
3
3
3
3
33
3
1K
2
1B
1
7B
1
8
B
8
B
2
A
1K
1
1J
91
D
2
1F
2
F
1
D
5I
K
3
8
IK
3
1
1
IK
3
4A
8
A
12
IJ
1
12
12
6I
M
2
1
IM
2
20
B
1
9
B
1
4
B
3
B
11
A
1
2
A
9A
IM
2
8
1A
4B
1B
1
0
B
1
1B
2
1
B
2
2B
5
B
1
2
B
1
6
B
9B
1A
5A
3A
7A
4A
8A
2A
6A
5
B
3B
EA
R
ig
h
t r
a
di
at
or
s
ide
su
ppor
t
M
1B
4B
2B
3A
10
A
1A
7A
1
3
B
2
B
9I
N
1
3
IN
1
9I
D
1
3I
D
1
21
21
EA
R
igh
t r
adi
at
or
si
d
e
sup
por
t
B
C
7
D
A
B
B
C
C
3
D
A
W–
L
W–
R
W–
B
GR
–
R
B–
Y
B–R
B–R
B–R
B–G
B–G
W
B–G
W–R
GR–L
W–B
W–L
GR
GR–L
GR
GR–R
B–R
B–R
R–L
R–L
G–B
G–B
G–B
R–Y
G–B
R–Y
LG–R
B–Y
LG–R
LG–R
R–L
LG–R
G–W
G
R
G
R
B
W
R–L
R–B
W–R
L–B
W–L
W–R
R–G
G–Y
LG–B
R
R–W
W–R
W–B
W–B
B
W
G
R
R
G
W
B
W–B
W–B
W–B
1
25
SFRH
S
F
RR
S
F
L
H
SFL
R
S
RRH
SR
RR
SRL
H
S
R
L
R
A
S
T
M
T
G–B
J 3
JUNCTION
CONNECTOR
J 4
JUNCTION
CONNECTOR
ABS SOL RELAY
ABS MOTOR RELAY
J30
JUNCTION
CONNECTOR
J 8
JUNCTION
CONNECTOR
C10
ABS WARNING LIGHT
[COMB. METER]
I1
3
IG
N
IT
IO
N
S
W
10
0A
ALT
F 6
A
,
F
9
D
FUS
IBL
E
LI
N
K
B
L
O
C
K
,
F
F1
1
FL M
A
IN
3.
0
W
15A ECU–IG
10A GAUGE
BA
TTERY
A
5
A
, A
6
B
ABS A
C
TUATOR
A22
A
, A
2
3
B
ABS E
C
U
A10
AB
S SPE
ED SE
NSOR
FR
O
N
T
RH
A 9
A
B
S SP
EED SE
NS
O
R
FR
O
N
T
L
H
From Stop Light
SW< 6–4>
A3
4
AB
S SP
EE
D
S
E
N
S
O
R
RE
AR
RH
A3
3
AB
S
SP
EED
S
E
NS
O
R
R
EAR LH
Po
w
e
r
S
our
c
e
ABS
R–Y
F
F
1
2
15
B
6
B
To Absorber Control
ECU< 22–3>
To Data Link
Connector 1
<2–4>
To Data Link
Connector 2
< 2–3> <2–4>
IK
3
4
F
ro
m
D
a
ta
Li
nk
C
o
nn
ec
to
r
1
<2
–
4
>
R–
L
MR
SR
R+
IG
1
W
A
T
S
T
C
D
/G
S
T
P
F
RO
R
R
O
F
L
–
FL
+
F
R–
F
R
+
GN
D
GND
RL
+
RL
–
RR
+
RR–
R–
L
GR–R
GR–L
EB
R
ig
h
t r
adi
at
or
s
id
e
s
uppor
t
W–B
EB
R
ight
r
adi
at
or
si
de suppor
t
W–B
W–
B
K OVERALL ELECTRICAL WIRING DIAGRAM
1
2
3
4
21 E
S
300
2
AC
C
IG
1
IG
2
ST2
AM
1
4
AM
2
15A
STOP
40A
AM
1
1B
41
B
1
1C
71
K
2
1F
2
F
1A
1
C
10
A
GA
UGE
1K
1
15A
ECU
–
IG
1J
1
1D
21
J
9
10
A
EC
U–B
2A
1
2J
7
10
1V
3
1W
DA
FB
9I
K
2
5I
G
2
11
IK
3
7I
K
2
AA
AA
A
A
AB
II
In
st
ru
m
ent
p
anel
b
ra
c
e
LH
1J
8
1J
7
M
1R
4
1R
5
A
B
D
DB
A
A
1
4
2
7
15
16
11
5
4
10
A
1
B
D
D
DB
A
2
A
32
A
3
2
1
4
3
A
5
2
8
14
13
6
3
9
1
B
B
O
W–
R
WB
–
Y
R–
L
R
–
L
R–
Y
W–
B
W–
B
G–
W
W
G–
B
LG
–R
B–R
B–R
B–R
B–R
B–R
B–R
W–R
R–L
R–L
O
LG–R
LG–R
O
O
B–G
W–R
G–W
G–W
R–B
R–G
W–B
W–L
LG–R
B–R
R–L
R–L
L–B
L–R
Y–B
L–B
W
R–Y
W–B
W–B
W–B
STP–
MC
MO
GN
D
CMS
TC
PI
10
4
W
CC
S
CC
S
EP
CMS
B–R
G–W
W
D
I1
3
IG
N
IT
IO
N
S
W
SHORT PIN
CRUISE CONTROL INDICATOR
LIGHT[COMB. METER]
J 4
JUNCTION
CONNECTOR
J 3
JUNCTION CONNECTOR
J3
0
J
UNC
T
IO
N
CONNE
CTOR
J 2
JUNCTION CONNECTOR
J2
8
A
, J
2
9
B
J
UNCTI
O
N
CO
NNECTO
R
J2
5
JU
N
C
TI
O
N
CO
NNE
CTOR
J 1
JUNCTION CONNECTOR
1
00A
AL
T
FL
M
A
IN
3.
0
W
BA
T
T
B
D
EC
T
BA
TTERY
C12
CRUISE CONTROL SW
[COMB. SW]
To Data Link
Connector 1
< 2–4>
S10
STOP LIGHT SW
J27
JUNCTION
CONNECTOR
C1
4
C
R
U
IS
E
CONT
ROL
E
C
U
ID
L
O
D
L
T
o
Engine Control Module <3–2> <3–3>
RE
S/
ACC
E
L
SE
T
/
CO
AS
T
CANCE
L
CRUISE
J 8
A , J 9
B
JUNCTION CONNECTOR
C 3
CRUISE CONTROL ACTUATOR
J1
5
J
U
NCTI
O
N
CO
NNE
CTOR
Cr
u
is
e
Co
n
tr
o
l
Po
w
e
r So
u
rc
e
F 6
A , F 8
C
FUSIBLE LINK BLOCK
, F11
F
C 7
A , C10
D
3D
4A
2I
K
2
V–W
12
SP
D
To Speedometer
[Comb. Meter]<26–2>
B–R
A
To Data Link
Connector 2
< 2–3>< 2–4>
P 1
D
PO
SI
T
ION
SW
[PARK/
NE
UT
R
A
L
P
O
SI
TI
O
N
SW
]
1
2
K
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