Lexus ES300 (2002 year). Service manual - part 4

111

1F

2

10A
HEAD
LH UPR

1E

6

1C

1

2

1

15A
HEAD
LH LWR

1

15A
HEAD
RH LWR

1

1

2

1

2

1

H

eadl

ight

 C

ont

ro

l

E

C

U RH

H 4

H

eadl

ight

 C

ont

ro

l

EC

U

 L

H

H 3

EB

10A
HEAD
RH UPR

H

eadl

ight

 L

H

 (

Hi

g

h

)

H 5

R

R

R

W–

B

W–

B

R–

W

R–

B

R–

W

R

R

2

2

1

1

W

2

1

EC

B

11

A

2

H

igh

 B

eam

H

eadl

ight

 R

H

 (

Hi

g

h

)

H 7

R–

L

R–

B

C

o

m

b

in

a

tio

n

 M

e

te

r

C 7

(A

), 

C

 8

(B

)

1B

11

R–

L

IF7

10

R–B

R–B

W

112

Headlight (w/o Daytime Running Light)

Body ECU

9–Ground : Approx. 12 volts with ignition SW at ON or ST position

12, 24–Ground : Always continuity

1–Ground : Always approx. 12 volts

  :  Parts Location

Code

See Page

Code

See Page

Code

See Page

B4

A

38

C11

38

H5

36

C7

A

38

H3

36

H7

36

C8

B

38

H4

36

J4

39

: Relay Blocks

Code

See Page

Relay Blocks (Relay Block Location)

1

22

Engine Room R/B (Engine Compartment Left)

: Junction Block and Wire Harness Connector

Code

See Page

Junction Block and Wire Harness (Connector Location)

1B

1C

1E

25

Engine Room Main Wire and Engine Room J/B (Engine Compartment Left)

1F

g

g

(

g

)

1H

2A

28

Instrument Panel Wire and Driver Side J/B (Lower Finish Panel)

2B

28

Instrument Panel Wire and Driver Side J/B (Lower Finish Panel)

2F

28

Engine Room Main Wire and Driver Side J/B (Lower Finish Panel)

2G

28

Engine Room Main Wire and Driver Side J/B (Lower Finish Panel)

2N

29

Instrument Panel Wire and Driver Side J/B (Lower Finish Panel)

2R

29

Instrument Panel Wire and Driver Side J/B (Lower Finish Panel)

: Connector Joining Wire Harness and Wire Harness

Code

See Page

Joining Wire Harness and Wire Harness (Connector Location)

IF7

46

Engine Room Main Wire and Instrument Panel Wire (Right Side of Steering Column Tube)

: Ground Points

Code

See Page

Ground Points Location

EB

44

Right Fender

EC

44

Left Fender

IA

46

Instrument Panel Reinforcement LH

IB

46

Instrument Panel Brace LH

ID

46

Instrument Panel Brace RH

Service Hints

114

Interior Light

7. 5A
DOME

13 2K

5 2M

5 2Q

1

2

2

1

R–

W

R

W–

B

1

2

2

1

R–

W

R

W–

B

7

6

B 3

3A

70

3

IE1

W

W–B

W–B

R

IA

3A

60

2

3

1

OF

F

DO

O

R

ON

RR

From Power Source System (See Page 56)

IE1

12

W–

B

W–

B

3A

40

R

3A

79

R

3A

120

R

3A

119

R

B 3

B 3

O

v

er

head J

/B

O 2

V

ani

ty

 Li

ght

 R

H

V1

3

V

ani

ty

 Li

ght

 LH

V1

2

Vis

o

r 

SW L

H

V1

5

Vis

o

r 

SW R

H

V1

6

In

te

ri

or

 Li

g

h

t

I1

6

R

R

W–

B

W–

B

G–

R

R

R

R

R

R

R

G–R

IO5

6

R

R

R

G

a

rage D

oor

O

p

e

ner

P

e

rs

onal

Li

gh

t

* 1 : w/ Moon Roof
* 2 : w/o Moon Roof

B 3 : * 1
B 2 : * 2

B 3 : *1
B 2 : *2

115

W–

R

B10

L–R

L–

O

W–

R

L–

R

G–

R

L–

W

L–

O

W–

R

L–

R

G–

R

L–

W

R

E

1

+B

5

PRG

3

W–

B

RDA

2

R

R

R

BB1

11

1

2

1

2

1

2

11 BA1

R

8 B

RDA

9 B

PRG

15 A

CYL

13 A

CYL

2 C

CYL

IO5

4

5 IO5

IO2

9

IA4

13

IB1

3

B 8

B 8

BB1

4

BA1

4

IC1

1

Body ECU

B 4(A), B 5(B), B 6(C)

R

R

D

D

2

1

1

2

2

1

8

IP1

1

IP2

7 A

CYL

4 B

FSPT

Junction
Connector

J 5

R

R

R–

Y

L–

Y

R–

Y

W–

L

W–

L

RR

G–

R

2Q

8

4

LP

G–

R

8 2S

IE1

8

6

2

D

F

oot

 Li

ght

 L

H

F 8

F

oot

 Li

ght

 R

H

F 9

D

oor

 Loc

k

 C

ont

ro

l

Re

c

e

iv

e

r

D1

3

D

oor

 C

our

te

s

y Li

ght

R

ear

 R

H

D 7

D

oor

 C

our

te

s

y Li

ght

R

ear

 LH

D 6

D

oor

 C

our

te

s

y Li

ght

F

ront

 L

H

D 4

D

oor

 C

our

te

s

y Li

ght

F

ront

 R

H

D 5

Igni

tio

n

 K

e

y

C

y

linder

 Li

ght

I1

3

A

BD

A

BB

Junction
Connector

J13

G–

R

W–

B

R

R

R

W–B

R

R

From Power Source System (See Page 56)

10A
ECU–IG

5A
ECU–ACC

SIG

ACC

9

10

G–R

R

R

R

R

R

R