Acura CSX. Manual - part 93

＊１３

ECM/PCM Circuit Diagram (K20Z2 engine)

11-46

Fuel and Emissions Systems

YEL/BLK

YEL/BLK

YEL/BLK

YEL/BLK

YEL/BLK

YEL/BLK

BRN/YEL

BRN/YEL

G101

3

1

2

3

1

2

YEL

BLU

RED

BRN

YEL/BLK

24P JUNCTION
CONNECTOR

A

BLU/YEL

GRN

C8

C6

C7

C5

C31

C32

INJ4

INJ2

INJ3

INJ1

CMPB

CKP

18

20

19

24

23

22

21

ECM/PCM

K

BLU/WHT

3

1

2

BLU/WHT

BLK/YEL

BRN/YEL

C41

CMPA

AF

*3

*4

5 V

No. 1 INJECTOR

No. 2 INJECTOR

No. 3 INJECTOR

No. 4 INJECTOR

CMP SENSOR A

CKP SENSOR

CMP SENSOR B

1

2

1

2

1

2

1

2

*3: ’06 model
*4: ’07-09 models

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＊１４

11-47

C13

C11

C14

YEL/RED

GRN/WHT

C23

BLU/WHT

C42

RED/BLU

1

GRN/RED

RED/BLU

C106

VTC OIL CONTROL
SOLENOID VALVE

B34

GRN/YEL

VTS

VCC1

MAP

SG1

KS

VTC

BLU/WHT

2

1

BLK

G101

1

10

YEL/RED

GRN/WHT

GRN/RED

D

2

3

1

BLK

GRN/YEL

2

C22

BLU/BLK

BRN/YEL

1

G101

VTPSW

G101

BLU/BLK

2

9

7

8

12

B

C

*2

*1

9

7

8

YEL/BLU

3

WHT/BLK

1

GRN/BLK

2

BLU/RED

4

6

F

G101

E

*1

B18

YEL/BLU

VCC2
B29

EGRP
B2

EGR

12 V

11

10

BLK/RED
(BLK)*4

BRN/YEL

*4

AG

24P
JUNCTION
CONNECTOR

24P
JUNCTION
CONNECTOR

24P
JUNCTION
CONNECTOR

KNOCK SENSOR

MAP SENSOR

ROCKER ARM
OIL PRESSURE
SWITCH

ROCKER ARM
OIL CONTROL
SOLENOID

EGR VALVE

EGR VALVE
POSITION
SENSOR

*1: A/T
*2: M/T
*4: ’07-09 models

08/08/21 14:13:45 61SNR030_110_0047

＊１５

＋

−

11-48

Fuel and Emissions Systems

1

2

3

BLK/YEL

4

GRN/BLK

5

RED/YEL

B30

VG

RED/BLK

B32

VG

BLK/BLU

G

B33

SG2

GRN/BLK

B31

IAT

RED/YEL

F

N

*1

ECT SENSOR 1

B23

ECT1

RED/WHT

GRN/BLK

RED/WHT

B36

PG1

BLK

B1

PG2

BLK/RED
(BLK)*4

C2

PGMETCS

BLK

G101

3

A39

BKSWNC

BRN

Brake pedal pressed: closed
Brake pedal released: open

Brake pedal pressed: open
Brake pedal released: closed

4

YEL

1

WHT

2

LT GRN

S

U

T

BRAKE PEDAL
POSITION SWITCH

LT BLU

Clutch pedal pressed: open
Clutch pedal released: closed

CLUTCH PEDAL
POSITION SWITCH

A41

CRMTCLS

3

2

G401

BLK

*2

C40

LG1

BRN/YEL

C44

LG2

BRN/YEL

G101

D

I

J

H

18

19

20

BRN

BRN

BRN/YEL

C101

AF

AG

BRN/
YEL

BRN/
YEL

21

*4

*3

*4

1

2

MAF
SENSOR

IAT
SENSOR

6

5

*1: A/T
*2: M/T
*3: ’06 model
*4: ’07-09 models

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＊１６

11-49

EVAP CANISTER
PURGE VALVE

BLK/YEL

B3

L

BLK/YEL

No. 1 IGNITION COIL

No. 3 IGNITION COIL

C15

C16

C17

G101

BLK

BLK

BLK/WHT

BLK

ICM

To
SPARK
PLUG

ICM

To
SPARK
PLUG

ICM

To
SPARK
PLUG

No. 2 IGNITION COIL

17

WHT/BLU

BLU/RED

No. 4 IGNITION COIL

C18

BLK

ICM

To
SPARK
PLUG

24P JUNCTION
CONNECTOR

24P JUNCTION
CONNECTOR

BLK

M

BLK/
WHT

BLK/YEL

B42

YEL/GRN

BLK/WHT

BLK/WHT

BRN

BLK/WHT

WHT/BLU

ALTERNATOR

1

1

3

YEL/BLU

BLK/YEL

G

WHT/BLU

9

B43

WHT/RED

WHT/RED

WHT/GRN

B41

WHT/GRN

4

1

3

5

YEL

C101

7

2

3

4

2

8

6

7

BLK/YEL

WHT/BLU

WHT/RED

WHT/GRN

PCS

IGPLS1

IGPLS2

IGPLS3

IGPLS4

ALTL

ALTF

ALTC

K

WHT/BLU

BLU/RED

YEL/GRN

BRN

BLU

8

13

14

15

16

1

2

3

1

2

3

1

2

3

1

2

YEL/BLU

2

BLK/YEL

C106

C101

15

16

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