Lexus ES300 (2002 year). Service manual — part 73

M OVERALL ELECTRICAL WIRING DIAGRAM

1

2

34

30

ES 300

2

AC

C

IG

1

ST

1

AM

1

3

1

11

120A ALT

30A D. C. C

1A
2

1D
1

25A AMP

42

B

2E
1

20A RAD NO. 1

12

A

2F
7

B–G

B–G

R

B–G

B

a

tte

ry

2

1

3

5

10A RAD NO. 2

5A AM1

ACC Relay

2A
5

2A
72

E

2

2A
2

2R
8

+B

A

C

C

GR

MU

T

E

L

2I

N

1

L

21

A

MU

T

E

TX

+

R

4I

N

1

R

6A

TX

+

TX

W

1I

N

1

W

19

A

TX

R–

W

9I

N

1

W

23

A

R–

L+

G

6I

N

1

G

12

A

L+

L–

R

7I

N

1

R

24

A

L–

R+

B

8I

N

1

B

11

A

R+

SG

N

D

(Shielded)

5I

N

1

(Shielded)

20

A

4I

O

2

6I

I1

3I

N

1

2

II1

GR

GR

GR

L–Y

IA

In

st

ru

m

e

n

t P

anel

R

e

in

fo

rc

e

m

e

n

t L

H

AC

C

20

IB

1

1

0

IB

1

12

1B

8

B

FR

+

F

R

IO

1

13

IO

1

1

1

IP

1

1

IP

1

12

L–W

L–Y

L–W

L–Y

W–B

L–R

W

B–G

GR

L–Y

B–G

L–Y

W

Igni

tion

S

W

I1

4

R

a

d

io

a

nd

P

lay

er

R 2

S

ter

eo C

o

m

ponent

A

m

pl

ifi

e

r

S1

8

(A

), S

1

9

(B

)

F

ront

D

oor

S

peak

er

R

H

F1

2

F

ront

D

o

or

S

peak

e

r LH

F1

1

R

adi

o an

d P

lay

er

(

M

A

R

K

LE

V

IN

S

O

N

w

/o L

E

X

U

S

N

a

v

igat

ion S

y

s

tem

)

Po

w

e

r So

u

rc

e

F

L

M

A

IN

3.

0W

1

2

7B

1

6

B

L–Y

L–Y

B+

B+

IO

1

2I

O

1

4

R–L

W–L

L–W

L–Y

R–L

W–L

TFL

TFL

+

A

15

A
2

IO

2

72

IO

2

1

1

IB

1

1

IB

1

13

P

V

P

V

V

P

TFR

TF

R

+

A

14

A
1

IO

2

16

IO

2

20

IP

1

1

0

IP

1

13

LG

L

LG

L

L

LG

12

R

ear

D

oor

Sp

e

a

ke

r R

H

R1

8

T

w

eet

er

R

H

T1

9

T

w

eet

e

r LH

T1

8

12

B

5I

O

2

E

BB1
5

1

BB1

RR–

RR+

B

10

B
3

R

W

W–B

RL

+

B
4

B

RL

B

11

Y

R

W

BR

2B

9B

FL

+

F

L

R–L

W–L

5B

L–B

WF+

6B

L–R

WF

W

o

of

er

W 6

2

1

MU

T

E

II

1

5

8

II1

In

st

ru

m

ent

P

anel

B

rac

e R

H

IC

BR

BR

Y–B

GN

D

BR

10

IO

2

13

A

V–W

SPD

Combination
Meter<33–3>

V–W

8I

O

2

3I

O

2

Y

B

Junc

tion

C

onn

ec

to

r

J 6

D

E

D

E

L–

Y

GR

L–

Y

GR

L–

Y

BR

L–Y

13

B

GN

D

W–B

BD

F

ront

S

ide of

R

ear

Q

u

ar

te

r

W

heel

H

ous

e

R

H

BB

U

nder

t

he F

ront

P

a

ss

e

nger

s S

e

at

A

A

W–

B

W–B

Ju

n

ct

io

n

C

o

nnec

to

r

J1

3

20

6

10

8

19

9

18

15

5

7

11

1

BR

Y–B

A

B

C

Y–

B

Y

B

(C

o

nt

.

n

e

x

t pa

ge

)

2002

M

5

6

7

8

30 ES 300 (Cont’ d)

IA2

2

IA2

7

3 IA2

1 C

4 C

11 B

1 D

4 D

1 BA1

5 BA1

1

2

B

YY

B

SPIN+

SPIN–

MUTE

Y–
B

Y

B

Y

B

SPOUT+

SPOUT–

Rear Door
Speaker LH

R17

Y

C

B

A

1 A

4 A

1 B

4 B

T

e

lephone C

o

m

put
er

T1
1

(B

), T
1

2

(C

), T
1

3

(D

)

Y–B

Y

B

B

Y

Y

B

B

Y

Y–B

(*1
)

(*1
)

(*1
)

(*1
)

* 1 : w/ Cellular Mobile Telephone
* 2 : w/o Cellular Mobile Telephone

(*2)

(*2)

(*2)

(*2)

Sh
o

rt

C

o

n

nec

to

r

S1
4

(A

), S

1

5

(B

)

R a d io a n d P la ye r (M A R K L E V IN S O N w /o L E X U S N a v ig a tio n S y ste m)

M OVERALL ELECTRICAL WIRING DIAGRAM

1

2

34

31

ES 300

2

AC

C

IG

1

ST

1

AM

1

3

1

11

120A ALT

30A D. C. C

1A
2

1D
1

20A RAD NO. 1

12

A

2F
7

B–G

B–G

R

B–G

B

a

tte

ry

2

1

3

5

10A RAD NO. 2

5A AM1

ACC Relay

2A
5

2A
72

E

2

2A
2

2R
8

+B

L–Y

AC

C

GR

MU

T

E

L

7B

MU

T

E

TX

+

R

2B

TX

+

TX

W

1B

TX

R+

B

4B

R+

L+

G

5B

L+

R–

W

9B

R–

L–

R

10

B

L–

SG

N

D

(Shielded)

MU

T

E

Y–B

GN

D

BR

5

II1

8

II1

6B

7

A

6I

I1

2I

I1

L–Y

L–Y

GR

GR

L–Y

IA

In

s

tr

u

m

e

nt

P

anel

R

e

in

fo

rc

em

ent

LH

AC

C

+

B

12

A

2A

9A

E

FL

+

F

L

1

1

IB

1

1

IB

1

12

1A

8

A

FR

+

F

R

IP

1

20

10

IP

1

12

3A

1

0

A

RR+

RR–

BB

1

1

5

BB1

12

WF

WF+

A

14

A
5

12

L–B

L–R

7I

A

2

2I

A

2

3I

A

2

1C

4C

1

1

B

1D

4D

1

BA1

5

B

A1

12

B(*1)

Y(*1)

Y

B

IC

In

st

ru

m

ent

P

anel

B

rac

e R

H

SP

IN

+

S

P

IN

M

U

T

E

R

W

R

W

B

Y

Y–B

BR

Y–B

Y(*1)

B(*1)

BR

P

V

LG

L

LG

L

BR

W–B

L–R

W

B–G

GR

GR

W

L–

Y

SP

O

U

T

+

SP

O

U

T

Igni

tion

S

W

I1

4

R

a

d

io an

d P

lay

er

R 2

R

ear

D

oor

S

peak

er

LH

R1

7

Re

a

r Do

o

r

S

p

eak

er

R

H

R1

8

Wo

o

fe

r

W 6

F

ront

D

oor

S

peak

er

R

H

F1

2

F

ront

D

o

or

S

peak

e

r LH

F1

1

R

adi

o and P

lay

er

(

6C

D

T

y

pe E

x

c

ept

M

A

R

K

L

E

V

IN

S

O

N

w

/o LE

X

U

S

N

a

v

igat

ion S

y

s

tem

)

Po

w

e

r So

u

rce

F

L

M

A

IN

3.

0W

1

2

EB

DA

DA

EA

EA

LG

L

13

3

1

24

24

+

+

+–

+

P

V

Tweeter RH

T19

Tweeter LH

T18

7

IO2

2

IO2

1

IO2

6

IO2

L–B

L–R

R

W

S

ter

eo

C

o

m

pone

nt

A

m

pl

ifi

e

r

S1

0

(A

), S

1

1

(B

)

V

P

GR

10

19

18

9

8

15

5

7

11

1

RL

RL

+

A

11

A
4

20

6

Junc

tion

C

o

n

nec

to

r

J 6

(A

), J

7

(B

)

GR

L–Y

1A

4A

1B

4B

Telephone Computer

T11(B), T12(C), T13(D)

Short
Connector

S14(A), S15(B)

B

(*2

)

Y

(*2

)

Y

(*2

)

B

(*2

)

*

1 :

w

/ C

e

llu

la

r M

o

b

ile

T

e

lephone

*

2 :

w

/o C

e

llul

ar

M

o

bil

e

T

e

lephon

e

2002

M

1

2

3

4

32 ES 300

2

ACC

IG1

ST1

AM1

3

1

1

1

12
0A
A

L

T

30
A

D

. C

. C

1A

2

1D

1

2

0

A

RA

D

NO

. 1

1 2A

2F

7

B–
G

B–
G

R

B–
G

Battery

2

1

3

5

1

0

A

RA

D NO

. 2

5A
A

M

1

A

CC Re

la

y

2A

5

2A

7

2E

2

2A

2

2R

8

+B

L–Y

ACC

GR

MUTE

BR

5 A

MUTE

SGND

W

12 A

SGND

BEEP

R

13 A

BEEP

FR

B

7 A

FR

FL

L

6 A

FL

RR

G

15 A

RR

RL

Y

14 A

RL

SGD3

(S

h

ie

ld

e

d

)

MUTE

Y–
B

GND

BR

5

II1

8

II1

3 C

4 C

6

II1

2

II1

L–Y

L–
Y

GR

GR

L–Y

IA

Instrument Panel
Reinforcement LH

ACC

+B

7 C

2 C

6 C

E

FL+

FL–

11 IB1

1 IB1

1

2

1 C

5 C

FR+

FR–

IP1

20

10 IP1

1

2

1 B

3 B

RR+

RR–

BB1

1

5 BB1

1

2

WF–

WF+

B

5

B

4

1

2

L–
B

L–
R

7 IA2

2 IA2

3 IA2

1 C

4 C

11 B

1 D

4 D

1 BA1

5 BA1

1

2

B

(*1
)

Y

(*1
)

Y

B

IC

Instrument Panel
Brace RH

SPIN+

SPIN–

MUTE

R

W

R

W

B

Y

Y–
B

BR

Y–
B

Y

(*1
)

B

(*1
)

BR

P

V

LG

L

LG

L

BR

W–B

L–
R

W

B–
G

GR

GR

W

L–Y

SPOUT+

SPOUT–

Ignition SW

I14

Radio and Player

R 2

Rear Door Speaker LH

R17

Rear Door
Speaker RH

R18

Woofer

W 6

Front Door
Speaker RH

F12

Front Door
Speaker LH

F11

R a d io a n d P la y e r (1 C D T yp e E xce p t M A R K L E V IN S O N w /o L E X U S N a vig a tio n S yste m)

P o w e r S o u rc e

FL MAIN
3. 0W

1

2

E B

D A

D A

E A

E A

LG

L

1

3

3

1

2

4

2

4

+

+

+

+

P

V

T

w

eet
er

R
H

T1
9

T

w

eet
er

L

H

T1
8

7 IO2

2 IO2

1 IO2

6 IO2

L–
B

L–
R

R

W

Stereo Component Amplifier

S10(A), S11(B), S12(C)

V

P

A

E

GR

GR

10

19

18

9

8

17

16

7

11

1

AMP

P–
L

1 A

AMP+

3

RL–

RL+

B

6

B

2

20

6

Junction
Connector

J 6(A), J 7(B)

1 A

4 A

1 B

4 B

S

hor
t

C

onne

ctor

S1
4

(A

), S

1

5

(B

)

T

e

lep
hone C

o

m

put
er

T1
1

(B

), T
1

2

(C

), T
1

3

(D

)

Y(*2)

B(*2)

B(*2)

Y(*2)

* 1 : w/ Cellular Mobile Telephone
* 2 : w/o Cellular Mobile Telephone

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