Lexus ES300 (2002 year). Service manual - part 55

94

Multiplex Communication System

2

6

15 B

CLTB

CLTE

B

16

3

5

17 B

CLTS

TSD

A1

4

(A

), A

1

5

(B

)

A

/C Co

n

tr

o

l

As

se

m

b

ly

1

TSP

TSR

TSL

V–

Y

GR

–

R

P–

L

V

O

CLTB

CLTE

CLTS

A1

8

A/

C

 So

la

r 

Se

n

s

o

r

10A
HORN

3

2

5

1

1 1H

1D

3

1

1

G–

W

2G

22

13

HORN

G–W

Ho

rn

 (

Hi

g

h

)

H1

1

Ho

rn

 (

Low

)

H1

2

HORN
Relay

G–

B

ED

14

12

11

E

IND

IG

68
48

3B
3B

3B

3B

28

48

B–

R

LP

V

44
24

3B
3B

(* 5)

(* 5)

(* 4)

3B

3B

13

33

(* 4)

IK1

4

A

10

B

26

B

25

VV

IF4

14

EA2

1

2

1

EA2

2

B

B

W–

B

W–

B

25

SH–

IF7

9

W

1

W

Theft
Deterrent
Horn

T 1

4

KSW

L

W–

B

2G

14

BDR1

2

1 2P

L–

W

24

SH

L–

W

6

DSWH

B

+B1

2

Theft Deterrent ECU

T 6

From Power Source System (See Page 56)

E

ngi

ne H

ood

C

our

te

s

y S

W

E 4

10

MPX1

V

13 B

MPX3

V

Body ECU

B 4(A), B 5(B), B 6(C)

L

W–B

W

B–R

W–B

W–R

W

B–R

W–B

W–

R

*  4 : w/ VSC
*  5 : w/o VSC

A

u

to

m

a

tic

 Li

ght

C

ontr

o

l S

ens

or

W

25A
DOOR1

5 1B

L–W

95

G–

W

W

3A

110

3A

80

R–

L

10A
GAUGE2

R–

L

2B

6

3

1

A

/T

 In

di

ca

tor

L

ight S

W

A 4

IL1

19

6 A

P

G–

W

A

A

HAZ

B

10

LG

–B

EHW

T 9

T

u

rn

 S

ignal

F

las

her

 R

e

la

y

8

LG

–B

J 6

J

unc

tion

C

onnec

to

r

10A
ECU–B

11 2K

B

1

W–

R

2M

6

W

3A

56

3A

36

3A

86

3A

66

W–

R

W

5A
ECU–ACC

10

ACC

From Power Source System (See Page 56)

Body ECU

B 4(A), B 5(B), B 6(C)

W–R

W

B–R

W–B

W–R

W–R

B–R

W–B

G–

W

IL2

3

96

Multiplex Communication System

GSW

A3

1

A

ir

bag S

ens

or

 A

s

s

e

m

b

ly

4

L

2D

2

21

GSW

P 5

P

a

rk

ing B

rak

e 

S

W

R–

W

2G

11

18

PKB

1

W–

R

B–

R

L–

W

GR

GR

–

L

GR

–

B

R

MDN

11

D

5

LG

–B

6

GR

WLSW

7

GR

–

B

MPX1

8

GR

–

L

MPX2

9

W–

R

CPUB

10

L–W

BDR

G

MUP

9

4

KL

L–

Y

LG

LSWD

16

8

7

3

KEYE

W–

B

L

KUL

14

10

B–

O

L–R

L–

B

4

1

PLS

L–

R

L–B

L–

B

15

PLS

6

W–

B

SGND

13

E

3

2

LMT

5

LMT

2

W–

B

GND

W–

B

20

1

B–

R

SIG

U

4

GR

–

B

L–

B

IB1

2

IC1

8

IC1

10

IC1

9

IB1

13

IB1

12

IC1

7

IC1

2

Driver Door ECU

D17

Power Window Motor Front LH

P 7

Door Key Lock and Unlock SW Front LH
Door Lock Motor Front LH
Door Unlock Detection SW Front LH

D12

IC1

11

11 C

ACTD

11 B

MPX1

IA3

11

BA

PD

V

PWS

G–

R

8

2B

12

C

9

IE1

1

IE1

9

V

G–

R

3

2

WOPN

PWS

Moon Roof Control ECU
and Motor

M 5

2H

1

30A
PWR NO. 1

2

1

From Power Source
System (See Page 56)

Body ECU

B 4(A), B 5(B), B 6(C)

W–R

W–R

B–R

W–B

L–R

GR–L

W–R

GR

W–B

97

L–

O

GR

R

MDN

11

D

5

LG

–B

6

GR

PCT

7

GR

–

R

MPX1

8

GR

–

L

MPX2

9

W–

R

CPUB

10

L–O

BDR

G

MUP

Y

LSWP

16

7

8

3

KEYE

W–

B

B–

O

PLS

15

PLS

3

W–

B

SGND

13

E

1

6

LMT

5

LMT

2

W–

B

GND

W–

B

1

GR

–

R

GR

–

L

U

4

L–R

L–

B

4

1

L–

R

L–B

W–

R

GR

–

R

IP2

2

IP2

7

IP1

9

IP1

19

IP2

9

IP1

18

IP2

10

IP2

11

Front Passenger Door ECU

F13

Door Lock Motor Front RH
Door Unlock Detection SW Front RH

D14

Power Window Motor Front RH

P 8

12 B

MPX2

IF

2B

8

20A
PWR NO. 2

From Power Source
System (See Page 56)

Body ECU

B 4(A), B 5(B), B 6(C)

L–R

GR–L

W–R

GR

W–B

L–R

GR

L–R

L–B

GR

W–B

L–

O