Isuzu KB P190. Manual - part 412

ENGINE CONTROL SYSTEM (4JK1/4JJ1)   6E-31

Engine Control Module (ECM) Connector
End Views

Engine Control Module (ECM)-J1

Connector No.

E-90

Connector Color

Gray

Test Adapter No.

J-35616-64A

Pin No.

Wire Color

Pin Function

1

—

Not used

2

—

Not used

3

—

Not used

4

—

Not used

5

—

Not used

6

—

Not used

7

—

Not used

8

—

Not used

9

—

Not used

10

—

Not used

11

—

Not used

12

—

Not used

13

—

Not used

14

—

Not used

15

—

Not used

16

—

Not used

17

ORN

BARO sensor low reference

18

PNK/ GRN

BARO sensor signal

19

BLU/ GRN

BARO sensor 5V reference

20

GRN

Boost pressure sensor 5V 
reference

21

YEL

Boost pressure sensor signal

RTW76ESH003101

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52

53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72

Pin No.

Wire Color

Pin Function

22

BLK

Boost pressure sensor shield 
ground

23

BLU

Boost pressure sensor low 
reference

24

YEL

Cylinder #2 fuel injector control

25

BRN

Cylinder #3 fuel injector control

26

WHT

ECT sensor low reference

27

GRN/ RED

ECT sensor signal

28

YEL/ RED

FT sensor low reference

29

PNK

FT sensor signal

30

RED

EGR position sensor low 
reference

31

WHT/ BLU

EGR position sensor 5V reference

32

GRY

EGR position sensor signal

33

BLU/ YEL

Cylinder #1 fuel injector control

34

BLU/ YEL

FRP regulator control high side

35

BLU

Intake throttle position sensor low 
reference

36

GRY

Intake throttle position sensor 5V 
reference

37

GRN

CKP sensor 5V reference

38

BLK

CKP sensor shield ground

39

BLU

CKP sensor low reference

40

ORN/ BLU

MAF sensor signal

41

BLU/ RED

IAT sensor signal

42

BLK

MAF sensor shield ground

43

WHT/ BLU

MAF sensor low reference

44

BLK

CMP sensor low reference

45

WHT

CMP sensor signal

46

RED

CMP sensor 5V reference

47

RED

FRP sensor 5V reference

48

WHT

FRP sensor signal

49

BLK

FRP sensor shield ground

50

BLU/ RED

FRP regulator low side

51

WHT

Cylinder #3 fuel injector charge 
voltage

52

BLU

Cylinder #1 fuel injector charge 
voltage

53

GRN

Cylinder #4 fuel injector control

54

BLK/ YEL

FRP regulator control high side

55

WHT

Intake throttle drive voltage

56

RED

Intake throttle control low side

57

ORN

Intake throttle position sensor 
signal

6E-32   ENGINE CONTROL SYSTEM (4JK1/4JJ1)

Engine Control Module (ECM)-J2

Pin No.

Wire Color

Pin Function

58

YEL

CKP sensor signal

59

PNK

Fuel filter switch signal

60

—

Not used

61

BLU/ GRN

IAT sensor low reference

62

BRN

EGR drive voltage

63

YEL

EGR control low side

64

BLK

CMP sensor shield ground

65

—

Not used

66

ORN/ BLK

Turbocharger nozzle control 
solenoid valve control

67

YEL

Swirl control solenoid valve 
control

68

WHT

FRP sensor signal

69

BLK

FRP sensor low reference

70

BLU/ RED

FRP regulator low side

71

RED

Cylinder #2 fuel injector charge 
voltage

72

PNK

Cylinder #4 fuel injector charge 
voltage

73

BLK

Ground

Connector No.

C-58

Connector Color

Black

Test Adapter No.

J-35616-64A

Pin No.

Wire Color

Pin Function

1

ORN

Brake switch 2 signal

2

BLK/ GRN

Diagnostic request switch

RTW76ESH003101

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52

53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72

Pin No.

Wire Color

Pin Function

3

RED/ GRN

P or N range switch (A/T)

BLK/ WHT

Neutral switch (M/T)

4

GRN/ BLK

Thermo relay signal

5

—

Not used

6

—

Not used

7

BLU

APP sensor 3 5V reference

8

BL/ UWHT

APP sensor 3 signal

9

ORN

APP sensor 2 5V reference

10

BLU/ GRN

APP sensor 2 signal

11

WHT

APP sensor 1 5V reference

12

RED

APP sensor 1 signal

13

GRY/ GRN

Cruise cancel switch signal

14

WHT/ GRN

Cruise main switch signal

15

—

Not used

16

—

Not used

17

—

Not used

18

—

Not used

19

YEL

Clutch switch signal

20

—

Not used

21

RED

Brake switch 1 signal

22

—

Not used

23

BLU/ RED

APP sensor 3 low reference

24

BLK

APP sensor 3 shield ground

25

ORN/ BLU

APP sensor 2 low reference

26

BLK

APP sensor 2 shield ground

27

BLK

APP sensor 1 low reference

28

BLK

APP sensor 1 shield ground

29

BRN/ YEL

Cruise resume switch signal

30

LT GRN

Cruise set switch signal

31

—

Not used

32

—

Not used

33

BLK/ RED

Engine speed signal output

34

—

Not used

35

ORN/ BLU

Starter cut relay control

36

—

Not used

37

BLK/ BLU

Glow relay control

38

—

Not used

39

—

Not used

40

—

Not used

41

—

Not used

42

—

Not used

ENGINE CONTROL SYSTEM (4JK1/4JJ1)   6E-33

Pin No.

Wire Color

Pin Function

43

—

Not used

44

RED/ WHT

Starter switch signal

45

BLU/ RED

ECM main relay control

46

—

Not used

47

—

Not used

48

—

Not used

49

GRN/ YEL

Cruise set lamp control

50

GRN/ WHT

Cruise main lamp control

51

—

Not used

52

RED/ WHT

Battery voltage (Back-up)

53

—

Not used

54

ORN/ BLK

Fuel pump relay control

55

GRY/ RED

A/C compressor relay control

56

RED/ WHT

Accelerator pedal position signal 
output

57

BRN/ YEL

MIL control

58

—

Not used

59

—

Not used

60

—

Not used

61

—

Not used

62

BLK/ YEL

VSS signal

63

BLK

Ground

64

—

Not used

65

BLU/ RED

ECM main relay control

66

YEL

CAN High

67

BLU

CAN Low

68

—

Not used

69

BRN/ RED

Fuel filter lamp control

70

ORN/ WHT

Fuel consumption signal output

71

PNK/ WHT

SVS lamp control (Euro 4 
specification)

72

WHT/ GRN

Ignition voltage

73

RED/ BLU

Battery voltage

6E-34   ENGINE CONTROL SYSTEM (4JK1/4JJ1)

Engine Control Connector End Views

Accelerator Pedal Position (APP) Sensor

Barometric Pressure (BARO) Sensor

Boost Pressure Sensor

Connector No.

C-40

Connector Color

Black

Test Adapter No.

J-35616-64A

Pin No.

Wire Color

Pin Function

1

BLU

APP sensor 3 5V reference

2

—

Not used

3

ORN/ BLU

APP sensor 2 low reference

4

BLK

APP sensor 1 low reference

5

RED

APP sensor 1 signal

6

BLU/ WHT

APP sensor 3 signal

7

BLU/ RED

APP sensor 3 low reference

8

ORN

APP sensor 2 5V reference

9

BLU/ GRN

APP sensor 2 signal

10

WHT

APP sensor 1 5V reference

RTW76ESH001001

1 2 3 4 5

6 7 8 9 10

Connector No.

E-40

Connector Color

Gray

Test Adapter No.

J-35616-64A

Pin No.

Wire Color

Pin Function

1

ORN

Sensor low reference

2

PNK/ GRN

Sensor signal

3

BLU/ GRN

Sensor 5V reference

RTW76ESH000901

3

1

2

LNW46ESH001501

1 2 3