Lexus ES300 (1997 year). Manual - part 668

1

2

3

4

3 E

S

300

2

AC

C

IG

1

IG

2

ST2

AM

1

4

6

7A

M

2

1K
5

1B
5

2L
4

30

A

AM

2

40A

AM

1

1K
2

1B
12

A

1

15

A

EF

I

2

1

3

5

2K
72

J

8

2F
42

J

2

1C

1F

1F

1A

14

A

1K
3

5A

IG

N

1W
7

14

D

1

C

7

C

2

0

C

22

C

23

A

BA

BB

EC

Lef

t r

adi

a

tor

si

de sup

p

or

t

2C

3

D

2

7

D

1

1D

1

7

D

1A

1

0

A

1

5A

CA

C

A

AB

10

A

GA

UG

E

1K
11

J

1

1D
2

9C

1

6

B

3

4D

3

3

D

IG

Lef

t k

ick 

panel

5B

1

5

B

4

2

3

D

9B

1

0

B

2

C

1

C

1

4B

1

2

B

4

3

1

0

987

2

L

L

2

L

D

L

NL

RL

P

L

4I

K

2

3I

K

3

1I

L

1

9I

K

2

6I

K

2

5I

K

2

15

IJ

1

14

IJ

1

13

IJ

1

16

IJ

1

1

H

10

1V
5

IK

2

2

4C

1

2

EE

R

e

a

r s

ide of

s

u

rg

e t

a

nk

ED

Sur

ge 

tank R

H

1

DA

D

A

C

A

A

A

E

A

A

C

D

D

D

A

E

E

A

A

A

6

3

2

1

4

2

A

A

B–R

B–

Y

B–

R

W–

R

B–

Y

W

R–

L

R–

L

R–

B

R–

B

L–

W

Y

R–

L

W–

B

G–W

R–B

R

B–R

L–W

Y

Y

L–W

B–R

R

R–B

G–W

G–W

R–B

R

B–R

L–W

Y

R–L

B–R

L–W

Y

W–B

G–O

G–O

BR

BR

BR

BR

R

G

L–B

L–B

L–B

V

P–L

W–L

B–Y

R–B

B–Y

B–Y

L

R

Y

W

B

B–Y

W–B

B–Y

Y

L–W

B

B–R

B–R

B–R

B–G

W

W–R

R–L

R–L

R–L

B–Y

B–

R

W–B

W–B

+

B

SLN

–

SLN

+

SL

S1

S

2

NC

2–

NC2+

E

1

E

01

E02

BA

TT

NS

W

V

C

V

TA1

T

HW

E2

L

2

R

I1

3

IG

N

IT

IO

N

 S

W

J28

A , J29

B

JUNCTION
CONNECTOR

EFI RELAY

1

00A

AL

T

J2

5

JU

N

C

T

IO

N

C

O

NNE

CTOR

E 7

A

, E 8

B

E

N

GI

NE C

O

NTROL

 M

O

DUL

E

C

, E 9

, E1

0

D

S

ee Engi

ne C

ont

ro

l

S

yst

em

<

2–9> <2–10> <2–1

1>

J26

J

UNC

TI

ON

C

O

NNE

CTO

R

FL M

A

IN

3.

 0

W

V 3
VEHICLE SPEED SENSOR
(Electronically Controlled
 Transmission)

J24
JUNCTION
CONNECTOR

E 3

E

L

EC

TR

O

N

IC

A

LLY

CO

N

T

ROL

L

E

D

TRANSM

ISSI

ON

SO

L

E

N

O

ID

BAT

TERY

F 6

A , F 8

C

FUSIBLE LINK BLOCK

J28

A , J29

B

JUNCTION CONNECTOR

F

, F11

J30
JUNCTION
CONNECTOR

J30
JUNCTION
CONNECTOR

J 7

JU

N

C

T

IO

N

CO

N

N

E

C

T

O

R

J 4

J

UNC

T

ION

CON

N

ECTO

R

O/D OFF

L

2

D

N

R

P

C 8

B

, C

 9

C

CO

M

B

IN

A

T

IO

N M

E

TE

R

, C

1

0

D

J16

J

UNCTI

O

N

CONNECTO

R

O 2

O/

D

 MA

IN

SW

E

le

c

tr

oni

c

a

ll

y

 C

o

n

tr

o

lle

d

 T

rans

mi

s

s

ion and A

/T

 I

ndi

c

a

to

r

Po

w

e

r So

u

rce

S

L

N–

SL

N+

SL

S

1

S2

DA

FB

J28

A

, J29

B

J

UNC

TI

ON

CO

NNEC

T

O

R

B

J30
JUNCTION
CONNECTOR

B

G–W

From Cruise Control
ECU< 21–3

11

A

L–R

ID

L

O

6D

11

IJ

1

G–O

C

G–

O

OD2

7A

Y–B

OD1

Fr

om

 Cr

u

is

e

C

ont

ro

l

ECU<

2

1

–

4

C

G–W

To Seat
Position
Control ECU
< 15–1>

P 1

A/

T I

NDI

CATOR L

IGHT SW

[PARK

/NEUTRA

L PO

SI

TI

O

N

 SW

]

From ” STARTER”
Fuse< 1–2>

B–W

B

2C
5

W–B

W–B

28

D

BR

BR

E0

3

K OVERALL ELECTRICAL WIRING DIAGRAM

1

2

3

4

4 E

S

300

40A

MA

IN

15A

FO

G

3

4

2

1

2

1

3

5

F1

2

FRO

N

T FO

G

LI

G

H

T R

E

L

A

Y

2B
32

K

82

G

32

G

4

2G
62

G

52

C

82

G

22

J

5

1C
1

EA

EC

EA

EC

Lef

t

radi

at

or

si

d

e

suppor

t

II

In

st

ru

m

e

n

t panel

b

race LH

3

2

2

1

3

2

2

1

2

1

2

1

TAI

L

OF

F

HI

GH

LO

W

HEA

D

FLAS

H

EL

H

T

HF

H

L

LIGHT
CONTROL
SW

DIMMER SW

HU

C1

1

COM

B

IN

ATI

O

N

SW

13

16

17

7

1F

2

F

1

C

1A

AA

A

A

CB

3I

G

1

4I

G

1

AA

AA

CB

CA

C

A

AB

A

B

EB

DA

DA

H 3
HEADLIGHT RH(HI)

H 4
HEADLIGHT RH(LO)

H 1
HEADLIGHT LH(HI)

J31

A , J32

B

JUNCTION
CONNECTOR

J15

J

U

NCTI

O

N

CON

N

ECTO

R

J 8

J

UNCTI

O

N

CO

NNECT

O

R

8

1J

7

1J

J1

8

A

, J19

B

J

UNCTI

O

N

CON

N

E

C

TOR

J20

A

, J2

1

B

JU

NCTI

O

N

CONNEC

T

OR

J31

A

, J32

B

JU

N

C

TI

O

N

CO

N

N

E

C

T

O

R

F 2
FRONT FOG LIGHT RH

F 1
FRONT FOG LIGHT LH

C1

1

FRO

N

T

 FO

G

LI

G

H

T S

W

[C

O

M

B.

  SW

]

F 

6

A

, 

F 8

C

F1

1

F

, 

FUSI

BL

E L

INK

BLO

C

K

FL M

A

IN

3.

 0

W

B–G

B–R

B–R

B

R–B

R–B

R–B

R–Y

R–B

R–L

W–B

W–B

W–B

W–B

W–B

R–W

R–W

R–L

R–B

R–W

R–W

R–W

L–Y

R–W

R

R

R–W

R–W

R–W

R–B

W–B

R–B

W–B

B–R

R–

B

R–

W

R

R–

B

W–

B

W–B

R–B

B

A

TTE

RY

100A ALT

B–R

1

2

HEAD
RELAY

A

A

A

OF

F

ON

R–B

1B
4

(USA

)

(C

ana

da

)

11

R–

W

(USA

)

10

H 2
HEADLIGHT LH(LO)

From ” H–LP LH (LWR)”
Fuse < 5–4>

EB

E

B

15A

HEA

D

(LH

)

15

A

HEA

D

(RH

)

D

A

D

A

F

B

7B

3C

5C

1

5

B

J1

0

A

, J11

B

J

UNCTI

O

N

CO

NNECTOR

C 8

B

, C

 9

B

CO

MBI

N

ATI

O

N

ME

T

E

R

LFG

B

FG

HIGH
BEAM

HEAD

IG

R

ig

h

t r

adi

at

or

s

ide suppor

t

W–B

W–B

A

A

J1

6

J

U

NCTI

O

N

CO

NNE

CTOR

(Canada)

(USA)

To Combination
SW< 5–3>

Le

ft

 r

adi

at

or

s

ide su

p

p

or

t

4I

M

3

R

R–

B

R–

B

To Theft Deterrent
ECU< 12–3>

To Automatic Light Control
Sensor< 10–2>

R–W

R–L

3B

4B

I1

5

B

IN

T

E

G

R

A

T

IO

N

REL

A

Y

R

ig

h

t r

a

di

at

or

si

de supp

o

rt

Ri

g

h

t

ra

d

iat

or

si

d

e

 su

p

p

o

rt

8

Po

w

e

r

S

our

c

e

H

e

ad

li

gh

t(

US

A

)

F

ront

 F

o

g Li

ght

K

1

2

3

4

5 E

S

300

2

AC

C

IG

1

AM

1

4

3

4

2

1

32

1

10A
H–LP RH(LWR)

10A
H–LP LH(LWR)

2

1

3

5

4

3

1

2

EA

R

ig

h

t r

a

di

at

or

si

de su

p

p

o

rt

EC

Le

ft

 r

adi

a

tor

si

de supp

o

rt

II

In

s

tr

u

m

e

n

t

p

anel

 br

a

c

e

LH

1K
2

1K
12

B

32

C

72

2

2

2

2

2

2G
2

2G
5

2G
4

2

2

2G
3

2K
8

2J

12

1J

1

1B
1

22

22

2

2

2

2

TA

IL

OF

F

HI

GH

LO

W

HE

AD

FLA

S

H

H

T

EL

HF

HL

LIGHT
CONTROL
SW

DIMMER SW

HU

13

7

8

16

2F

1F

1C

2

AB

CA

CA

A

B

A

A

A

A

EB

DA

A

D

EB

2

1A

2A
1

1W
1

1V
7

J20

A , J21

B

JUNCTION
CONNECTOR

C1

1

CO

MBI

N

A

T

IO

N SW

J 8

A

, J 9

B

J

UNCTI

O

N

C

O

NNECTO

R

IG

1

4

8

1J

7

1J

F 6

A , F 8

C , F11

F

FUSIBLE LINK
BLOCK

100A ALT

I1

3

IG

N

IT

IO

N

 S

W

J28

J

UNCTI

O

N

CONN

ECTOR

DRL NO. 4
RELAY

DRL NO. 3
RELAY

J1

5

J

U

NCTI

O

N

CO

NNE

CTOR

J20

A

, J

2

1

B

J

UNCTI

O

N

CO

NNECT

OR

C 9

HI

GH B

EAM

INDI

CA

TI

OR

LI

G

H

T

[C

O

M

B

.  M

E

T

E

R

]

J1

0

J

UNCT

IO

N

C

O

NNE

CTOR

H 2
HEADLIGHT LH(LO)

H 4
HEADLIGHT RH(LO)

H 3
HEADLIGHT RH(HI)

H 1
HEADLIGHT LH(HI)

B–G

B

B

B–R

B–R

B–R

W

R–L

R–L

R

R

R–B

B

B

R–G

R–L

R–G

R–L

W–R

W–R

R–G

R

R–B

R–L

R–B

R–B

R–W

R–W

R–W

W–B

W–B

W–B

W–B

R–W

W–B

W–B

W–B

Y

R–W

R–W

W–B

R–Y

R–Y

R

FL M

A

IN

3.

 0

W

R

W–

B

R–

B

40

A

AM

1

1

2

B–

Y

D

D

R–B

R–B

8E

B

2

R

R

R–

B

R–Y

W–R

W–B

4

W–B

W–B

W–

B

7E

B

2

W–

B

R–

W

C

B

A

A

R–

W

3I

G

1

5

3

D

D

A

R–

W

W–

B

R–

Y

W–B

54

1

0

6

8

9

2

7

1

R–Y

R–B

R–G

R

1

2

3

2

3

2

2

1

7. 5A DOME

SHORT PIN

10A GAUGE

40A MAIN

From Generator< 1–4>

To Parking Brake SW< 26–5>

From Brake Warning Light
[Comb.  Meter]< 26–5>

D 5
DAYTIME RUNNING
LIGHT RELAY (Main)

HEAD
RELAY

DRL NO. 2
RELAY

15A HEAD(LH)

15A HEAD(RH)

CH

G–

PK

B

B

R

K

E

H

I

D

RL

IG

+

B

H

J18

A , J19

B

JUNCTION
CONNECTOR

EB

EB

T

o

 A

u

to

m

a

ti

c

Li

gh

t C

o

n

tr

o

l

S

e

ns

or

<

1

0

–

2

>

R–B

To Theft Deterrent
ECU< 12–3>

R–B

From Front Fog
Light SW[Comb. SW]< 4–4>

R–

L

17

R

To Front Fog
Light Relay
< 4–3>

4

22

2

11

1

5A
DRL NO. 2

R–B

R–B

2

1

3B

4B

I15

B

INTEGRATION
RELAY

W–

R

W–B

W–

B

2

1

B

A

TTE

RY

Po

w

e

r So

u

rc

e

H

e

a

d

li

ght

(C

anada

)

K OVERALL ELECTRICAL WIRING DIAGRAM

1

2

3

4

6 E

S

300

2

ACC

IG

1

AM

1

4

1C
7

1K
2

15A

STO

P

40A

AM

1

1B
11

B

4

2

1

3

5

10

A

TAI

L

1C
61

C

91

S

8

1F

1F

1A

BA

BA

BB

2

1

2

1

1

2

1

2

EC

L

e

ft

 r

adi

at

or

si

de

 su

p

p

or

t

EA

8

1J

7

1J

II

1K
1

10

A

GA

U

G

E

1S
1

2

1D

3D

7A

5I

F

3

1R
4

1S
2

BP

1

2

A

16

33

91

1

1

2

23

4

4

A

A

14

7

4

8

3

R–

L

W–

B

W–

B

G–

B

B–

R

B–Y

W

W

G–W

G–W

G–R

G–R

W–B

W–B

W–B

G

W–B

G

R–L

Y–G

Y–G

G–B

G–B

G–B

G–B

G–B

G–O

G–O

W–B

W–B

W–B

W–B

W–B

G

G–R

B–R

B–R

B–R

B–R

W

W

G–O

B–G

W–B

G–O

I1

3

IG

N

IT

IO

N

 S

W

C1

1

C

O

M

B

IN

A

T

IO

N

SW

100

A

ALT

F

L

 M

A

IN

3.

 0

W

OF

F

TAI

L

HEAD

LIGHT
CONTROL SW

L 3
LICENSE PLATE LIGHT RH

L 2
LICENSE PLATE LIGHT LH

F 4
FRONT PARKING LIGHT RH

F 3
FRONT PARKING LIGHT LH

R 9
TAILLIGHT RH
[REAR  COMB.  LIGHT RH]

R 7
TAILLIGHT LH
[REAR COMB.  LIGHT LH]

J 8

J

UNCT

IO

N

CO

NNEC

T

OR

J1

5

J

UNC

TI

ON

CO

NNEC

T

OR

BATTERY

F 6

A , F11

F

FUSIBLE LINK
BLOCK

J3

1

A

, J32

B

J

UNCTI

O

N

C

O

NNECTO

R

L 4

LI

GHT FAI

L

UR

E

 SENSO

R

S10
STOP LIGHT SW

J 4

JU

N

C

TI

O

N

CO

NNE

CTOR

C 7

A

, C

1

0

D

RE

AR L

IG

H

T

S

W

A

RNI

NG

 L

IGH

T

[C

O

M

B

.  

M

E

T

E

R

]

H11
HIGH MOUNTED
STOP LIGHT

S

top Li

g

h

t

T

a

illig

h

t

P

o

w

e

r

 S

our

c

e

D

D

R–L

BN

BN

A

A

R

W–B

G

W–B

G

J37

J

U

NCTI

O

N

CON

N

ECTO

R

J3

7

J

UNCTI

O

N

C

O

NNECTO

R

1

1

2

1

2

W–

B

G

G

G

W–B

W–B

G–R

R12
REAR SIDE MARKER LIGHT LH

R13
REAR SIDE MARKER LIGHT  RH

W–B

AA

CB

J1

8

A

, J19

B

J

UNCTI

O

N

CONN

ECT

O

R

C

C

G–R

G

Ba

c

k

pa

ne

l

cen

ter

U

n

d

e

r t

he l

e

ft

ce

nt

er

 pi

lla

r

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