Lexus ES300 (2002 year). Manual — part 48

66

Engine Control

2

3

1

5

3

2

5

1

2

3

1

5

ED

BC

EC

1

1

1A

2

1C

5

1D

4

1C

6

1K

6

1C

7

1

1

1

1

1C

4

1B

3

1B

9

1B

4

1E

2

1

2E

2

2A

2

IF3

3

2

7

1

6

AM2

AM1

ACC

IG1

ST1

IG2

ST2

IF6

8

10A
IG2

1C

8

ID1

11

M

5

4

G–Y

B–R

G–Y

B–Y

B–W

B–R

B

B–O

G–R

B–W

B–G

W

W–

R

B–

G

W–

R

L

B–

Y

B–

W

B–

R

B–

R

B–

W

B–

W

L

B–

G

L–

B

B–

W

W–

B

L–

B

G–

R

B–

O

W–

B

B

W–

B

F

uel

P

u

m

p

F1

5

A/

F

H

T

R

Re

la

y

C/

O

P

N

Re

la

y

2

5

A A/

F

2

0

A EF

I

EF

I R

e

la

y

3

0

A AM

2

1

20A

A

L

T

FL MAIN
3. 0W

Battery

5A

A

M

1

Ignition SW

I14

2

1

A

Junction
Connector

J12

B–

R

67

1J

6

1L

1

1L

6

E 2

E 2

E 2

E 2

2

1

1

2

1

2

1

2

ID1

1

1

2

2G

20

2G

8

A

4

A

9

A

10

C

12

E

15

E

25

C

11

A

1

A

8

B

2

D

24

D

32

E

20

E

28

E

19

IF5

7

2G

17

2K

17

2G

5

I 6

I 6

B–Y

B–W

B–R

BR

G–Y

G–Y

BR

BR

B

B–O

G–R

B–W

B–W

B–W

B–W

B–W

B–W

B

B

B

BV

B–

O

G–

R

L

R–

Y

W

LG

B–

W

B–

W

B–

W

B–

W

TBP

IGSW

FC

CCV

ACIS

AICV

EVP1

B–

R

B–

Y

B–

W

B–

R

B–

Y

R

L–

W

L–

B

BR

G–

B

B

R

VSV (Pr

e

s

su

re

Sw

it

ch

in

g

Va

lv

e

)

V1

7

VSV (C

ani

s

ter

C

los

ed

V

a

lv

e

)

V 5

VSV

(EVAP

)

V 6

VSV

(A

C

IS

N

o

. 1

)

V 1

VSV

(AI

C

V

)

V 4

E

ngi

ne C

ool

ant

T

e

m

p

.

S

ens

or

E 3

Mass Air Flow
Meter

M 1

+B

MREL

BATT

VG

E2G

THA

E2

THW

E2

+B

VG

E2G

THA

Engine Control Module

E 6(A), E 7(B), E 8(C), E 9(D), E10(E)

B–

W

1

5

3

2

4

B–

W

2

1

I 2

2 A

B–

R

+B1

B–R

E 2

1

2

E

14

B–W

Y–

G

B–

W

ACI1

VSV

(A

C

IS

N

o

. 2

)

V 2

B–W

B–

O

V

W

2O

5

W

E 2

1

2

E

24

B–

L

B–

W

ACM1

VSV

(AC

M

)

V 3

B–W

68

Engine Control

C

17

C

3

C

2

C

26

C

31

E

18

E

31

D

9

D

8

A

21

D

21

C

6

D

29

D

5

D

3

D

23

D

31

D

4

D

22

D

30

C

1

I 6

I 7

I 7

IL2

10

IL2

6

IA3

4

ID1

2

IA3

9

IF6

5

P

N

6

9

1K

8

1L

9

1J

7

E 2

I 6

I 8

I 8

I 8

I 8

I 6

BR

BR

BR

BR

BR

BR

BR

BR

BR

Y

Y

G–Y

G–Y

BR

VCC

PTNK

VC

VVL–

VVL+

OX1B

HT1B

OX2B

HT2B

HAFL

AFL+

AFL–

HAFR

AFR+

AFR–

E1

B

B

B–W

BR

BR

B–R

B–W

(*1

)

W

L

(*1

)

B

Y

B–

R

(*1

)

O

W

B–

W

(*1

)

BR

B–

R

BR

BR

BR

BR

BR

B–

W

BR

B–

W

BR

B

B

(*1

)

B

W

L–Y

L–B

Y

Y

B–

R

Y

YY

P

G–

Y

B–

Y

G–

Y

B–

Y

BR

BR

–

Y

P

a

rk

/N

e

u

tra

l

Po

s

it

io

n

SW

A 4

H

eat

ed O

x

y

gen

S

e

ns

or

(B

ank

1

S

ens

or

2

)

H 9

H

eat

ed O

x

y

gen

S

e

ns

or

(B

ank

2

S

ens

or

2

)

H1

0

A

ir

F

uel

R

a

ti

o

S

ens

or

(B

ank

2

S

ens

or

1

)

A1

1

A

ir

F

uel

R

a

ti

o

S

ens

or

(B

ank

1

S

ens

or

1

)

A1

0

Vapor Pressure
Sensor

V14

Engine Control Module

E 6(A), E 7(B), E 8(C), E 9(D), E10(E)

1

2

3

3

1

2

1

2

GE01

M+

M–

VV2+

VV2–

VC

VTA2

PTNK

NSW

STA

3

4

3

4

2

4

2

4

1

2

1

2

1

3

4

VTA2

E2

+B

E1

+B

E1

OX

HT

OX

HT

VVT Sensor LH

V 7

E

21

LG

VTA1

2

1K

7

I 6

P

G–

Y

VTA

VC

E2

Throttle Position
Sensor

T 3

Throttle Control
Motor

T 2

BR

LG

B–

R

1

3

1

3

W

W

+B

HT

AF+

AF–

+B

HT

AF+

AF–

69

C

7

D

1

D

2

E

27

E

34

C

27

E

1

E

2

E

3

E

4

E

5

D

5

A

13

A

14

B

19

15A
IGN

From Power Source System (See Page 56)

1L

10

2G

1

2G

16

2G

13

E 3

E 3

E 3

E 3

E 3

1

2

1

2

1

2

1

2

1

2

1

2

2G

7

2M

4

IK1

7

A

A

A

A

A

A

A

A

A

I 7

I 8

I 8

2

1

1

2

EB1

2

EB1

4

EB1

1

EB1

3

EF

BR

BR

BR

BR

BR

BR

BR

BR

VV1+

NE–

NE+

KNKL

KNKR

E03

BR

BR

B–R

B–R

B–R

B–R

SB

SB

B–

R

B–

R

B–

R

B–

R

B–

R

B–

R

B–

R

L

R

Y

W

R–

L

G

G

B–

Y

G–

W

G

–

W

G–

W

W

G

W–

B

(*1

)

Y

BR

(*1

)

G

R

(*1

)

W

(*1

)

B

(*1

)

W

(*1

)

W

W–

B

BR

BR

V

V

T

S

ens

or

R

H

V 8

C

rank

sh

a

ft

P

o

s

it

ion S

ens

or

C 2

K

noc

k S

ens

or

No

. 2

K 3

K

noc

k S

ens

or

No

. 1

K 2

Inj

e

c

tor

No

. 1

I 7

Inj

e

c

tor

No

. 2

I 8

Inj

e

c

tor

No

. 3

I 9

Inj

e

c

tor

No

. 4

I1

0

Inj

e

c

tor

No

. 5

I1

1

Inj

e

c

tor

No

. 6

I1

2

S

top

L

ight S

W

S1

3

Junction
Connector

J11

Engine Control Module

# 10

# 20

#30

# 40

# 50

#60

ELS

ELS2

STP

* 1 : Shielded

1

1

1

2

BR

BR

3A

91

3A

51

10A
TAIL

10A
MIR HTR

15A
STOP

W

W

E 6(A), E 7(B), E 8(C), E 9(D), E10(E)