Toyota Corolla 2004 Electrical Wiring Diagram - Engine Control for 1ZZ–FE

Engine Control for 1ZZ–FE

B–W

56

AM2 IG2

4

ST2

I10

Ignition SW

B–W

R

B–O

B–W

R

B–W

B–R

R–W

B–W

10A ETCS

R–W

IM6

15A AM2

IM3

B–R

IA78

B–R

1

2

1

IA42

B–R B–R B

1

2

30A MAIN

1

1A1

IA21

EFI Relay

R–W

R–W

W–B

1

2

20A EFI

1

15A EFI2

B–W

EA13

B–W

R–W

11

51

32

11

BB

1

1

2

1

B–R

B–W

IL5

51

C/OPN Relay

32

IG4ID19 IG1

B–R

4

II19

B–R B

EA18

B–R

M

F10

Fuel Pump

5

W–B

EA110

B–O

B–W

IK8

IC12

IL6

B–O

G–R

60

B

FL MAIN

2. 0L

Battery

EA19

B

ED

COROLLA (EM00H0U)

B–O

G–R

B

BH

B–O

B–W

R

B–W

B–R

R–W

B–W

B–O

B–W

W–B

B–W

A1

)
VVT

(

)

R

M/T

(

IA23 II212

)

R

M/T

(

1

C 8

Clutch Start SW

2

)(

BBB

M/T

(

IA511

)
M/T

II211

)
M/T

(

)

R

A/T

(

4

P

N

AAAA

)
B

(
, J 3

)
A

(

J 2

Junction Connector

A 2

Park/Neutral

5

B

AG

AG

Position SW

)

A/T

(

)
A

(
J 2

Junction

Connector

)
A

(

A2

)

R

A/T

(

II13

)

R

A/T

(

B–W

8D

MREL +BM

BE

)

R

A/T

(

NSW

16 A

)

R

A/T

(

R–W

3D

BATT

B–R

6C

E 3(A), E 4(B), E 5(C), E 6(D

Engine Control Module

STA FC

)

B

A/T

(

Y

IGSW

9D

)

B

M/T

B–O

(

C 2

B–Y

)

10 D17 A

G–R

GSW2

22

Camshaft Timing Oil

Control Valve

14 D12 A13 A

F/PSOC1+ OC1–

PSW

1

A13

Airbag Sensor Assembly

II7

IJ6

YY

B8

L–R

B–O

G–R

B

W–B

EC

COROLLA (EM00H0U)

P 1

Power Steering Oil

Pressure SW

B

61

Engine Control for 1ZZ–FE

B–O

B–W

W–B

B–W

W–B

B–W

B–W

W–B

A1A4A1A4A1A4A1A4

)
A

(

Ignition Coil and

Igniter No. 1

I 2

A3A2A3A2A2A A2A3

L–Y

R–L

R–L

A8 A11A10A9 A24

IGT1 IGT2 IGF1

)
A

(
I 3

Y–G

B–W

+B

Ignition Coil and

Igniter No. 2

Y–G

J 2(A), J 3(B

Junction Connector

W–B

L–Y

)

B–W

FAFAAF

HB

W–B

)
A

(
I 4

Ignition Coil and

Igniter No. 3

B–W

W–B

3

GR

L–Y

IGT3 IGT4

B–O

B–W

B–W

W–BW

GND+BGND+BGND+B GND

)
A

(

Ignition Coil and

Igniter No. 4

I 5

L–Y

IGTIGFIGTIGFIGFIGTIGFIGT

L–Y

W

THAEVGVG

A30 A

AFA34

1

)
Purge

(

V 3

VSV

2

BL–B

B

B

B

29 A20

G

324

VG E2G THA

+B E2

15

B

L–W

B

Y–B

BR

M 1

E 3(A), E 4(B), E 5(C), E 6(D

Engine Control Module

1

4B14B44B2

B

6 II1

B

Mass Air Flow Meter

+B

B

4B3

B

)

MPMPVPMP

A27D

GRGR

Vent

9ID2

1

M

Leak

Detection

Valve

W–B

Pump

17 II2

L 5

Canister Pump
Module

B

ID27

B

RR

8ID2

R

PPMPPRG

D21D4

LL

2ID2 1ID2

Canister
Pressure Sensor

4968

Y

6ID2

BR

BR

23

BR

Y

B

B

62

BI

COROLLA (EM00H0U)

B–O

B–W

A25

Accel Position Sensor

B–O

∗ 1 : Shielded

8 II1

B–WB–W

BR

BR

)
B

(
, J 3

)
A

(

Junction Connector

J 2

HA

BR

2

W

W

23 D

E 2

HA

BR

Engine Coolant

19

Temp. Sensor

27 D

THW

W

2

1

BR

1

Y

Y

29 D

E2

A

28 A18A21

BR

II27

BR

FBFB

HAHA

BR

II28

BR

4

B

B

A

3

Y

Y

28 D

VTA1 VTA2 M– M+ VC

E2

3

BR LG

5

G

G

22 D

E 3(A), E 4(B), E 5(C), E 6(D

Engine Control Module

A31

LG

T 6

Throttle Control Motor
Throttle Position Sensor

6

B

IA722IA721IA720 IA711IA710IA79

B

26 D

VCPAVPAEPAVCP2VPA2EPA2

)

W

∗1

(

14

B–W B–W

A1A1

)
A

(

A2A2

I 6

Y

1A

#10

B–W

1

2

Injector No. 1

I 7

B

A2A3A4

#20 #30 #40

B–W

1

)
A

(

2

Injector No. 2

I 8

Injector No. 3

W

I 9

Injector No. 4

LB–W

)

GE01M+M–VTA2

17 B

B43B

B

Y

56

2

DB

16 II2

VCVTA1

B21 B29

Y

BABA

)
B

(
, J 3

)
A

(
J 2

Y

P–B

6 II2

P–B

Junction Connector

A2A4

HT OX

E+B
A3A1

BR

)
∗1

(

)
∗1

(

OX1BHT1B

W

II218 II29

W

B

)

A

(

H 8

Heated Oxygen

Sensor

(∗1)

)

Bank 1 Sensor 2

(

Y

B

B

B

63

COROLLA (EM00H0U)