Engine Control Module (ECM)
1. ECM Harness Connector
2. ECM Terminal Function
Connector [CRD-A]

Pin.

Description

Connected to

1

Injector (Cylinder #3) [Low] control output [Immobilizer]

Injector (Cylinder #3)

Injector (Cylinder #2) [Low] control output [Non-Immobilizer]

Injector (Cylinder #2)

2

Injector (Cylinder #2) [Low] control output [Immobilizer]

Injector (Cylinder #2)

Injector (Cylinder #3) [Low] control output [Non-Immobilizer]

Injector (Cylinder #3)

3

-

 

4

Motor [-] control output

Air Control Valve (ACV)

5

-

 

6

-

 

7

-

 

8

Head lamp switch signal input

Head lamp switch

9

-

 

10

Feedback sensor power (+5V)

Variable Swirl Control Actuator

Electric EGR Control Valve (EEGR)

Air Control Valve (ACV)

11

Alternator feedback signal

Alternator

12

Sensor ground

Rail Pressure Sensor (RPS)

13

-

 

14

EGR Cooler Bypass Solenoid Valve control output

EGR Cooler Bypass Solenoid Valve

15

-

 

16

Injector (Cylinder #3) [High] control output [Immobilizer]

Injector (Cylinder #3)

Injector (Cylinder #2) [High] control output [Non-Immobilizer]

Injector (Cylinder #2)

17

Injector (Cylinder #2) [High] control output [Immobilizer]

Injector (Cylinder #2)

Injector (Cylinder #3) [High] control output [Non-Immobilizer]

Injector (Cylinder #3)

18

-

 

19

Motor [+] control output

Air Control Valve (ACV)

20

Electric VGT Control Actuator PWM signal input

Electric VGT Control Actuator

21

-

 

22

-

 

23

-

 

24

-

 

25

Sensor power (+5V)

Boost Pressure Sensor (BPS)

Rail Pressure Sensor (RPS)

DPF Differential Pressure Sensor (DPS)

Camshaft Position Sensor (CMPS)

26

Feedback signal input

Variable Swirl Control Actuator

27

Feedback signal input

Electric EGR Control Valve (EEGR)

28

Blower [Load] auto recognition signal input

Heater control module

29

-

 

30

-

 

31

Injector (Cylinder #1) [High] control output [Immobilizer]

Injector (Cylinder #1)

Injector (Cylinder #4) [High] control output [Non-Immobilizer]

Injector (Cylinder #4)

32

Injector (Cylinder #4) [High] control output [Immobilizer]

Injector (Cylinder #4)

Injector (Cylinder #1) [High] control output [Non-Immobilizer]

Injector (Cylinder #1)

33

-

 

34

Motor [-] control output

Electric EGR Control Valve (EEGR)

35

Motor [-] control output

Variable Swirl Control Actuator

36

-

 

37

-

 

38

Sensor ground

Camshaft Position Sensor (CMPS)

39

-

 

40

Rail Pressure Sensor (RPS) signal input

Rail Pressure Sensor (RPS)

41

Feedback signal input

Air Control Valve (ACV)

42

Fuel Temperature Sensor (FTS) signal input

Fuel Temperature Sensor (FTS)

43

Engine Coolant Temperature Sensor (ECTS) signal input

Engine Coolant Temperature Sensor (ECTS) 

44

Camshaft Position Sensor (CMPS) signal input

Camshaft Position Sensor (CMPS)

45

Rail Pressure Regulator Valve (RPRV) control output

Rail Pressure Regulator Valve (RPRV)

46

Injector (Cylinder #1) [Low] control output [Immobilizer]

Injector (Cylinder #1)

Injector (Cylinder #4) [Low] control output [Non-Immobilizer]

Injector (Cylinder #4)

47

Injector (Cylinder #4) [Low] control output [Immobilizer]

Injector (Cylinder #4)

Injector (Cylinder #1) [Low] control output [Non-Immobilizer]

Injector (Cylinder #1)

48

-

 

49

Motor [+] control output

Electric EGR Control Valve (EEGR)

50

Motor [+] control output

Variable Swirl Control Actuator

51

Sensor ground

Intake Temperature Sensor (IATS) #2

Boost Pressure Sensor (BPS)

Crankshaft Position Sensor (CKPS)

Engine Coolant Temperature Sensor (ECTS) 

Fuel Temperature Sensor (FTS)

Exhaust Gas Temperature Sensor (EGTS)

Mass Air Flow Sensor(MAFS)

52

-

 

53

Sensor ground

DPF Differential Pressure Sensor (DPS)

A/C Pressure Transducer (APT)

54

Feedback sensor ground

Variable Swirl Control Actuator

Electric EGR Control Valve (EEGR)

Air Control Valve (ACV)

55

-

 

56

-

 

57

A/C Pressure Transducer (APT) signal input

A/C Pressure Transducer (APT)

58

-

 

59

Auto recognition signal input [ESP/ FTCS]

Chassis ground

60

Fuel Pressure Regulator Valve (FPRV) control output

Fuel Pressure Regulator Valve (FPRV)

Connector [CRD-K]

Pin.

Description

Connected to

1

Power ground

Chassis ground

2

Power ground

Chassis ground

3

Battery power (B+)

Main Relay

4

Power ground

Chassis ground

5

Battery power (B+)

Main Relay

6

Battery power (B+)

Main Relay

7

-

 

8

Sensor ground

Accelerator Pedal Position Sensor (APS) #2

9

Exhaust Gas Temperature Sensor (EGTS) signal input

Exhaust Gas Temperature Sensor (EGTS) 

10

-

 

11

Boost Pressure Sensor (BPS) signal input

Boost Pressure Sensor (BPS)

12

-

 

13

Sensor power (+5V)

Accelerator Pedal Position Sensor (APS) #1

14

Sensor power (+5V)

Cruise control switch

15

Sensor power (+5V)

Accelerator Pedal Position Sensor (APS) #2

16

-

 

17

Sensor power (+5V)

A/C Pressure Transducer (APT)

18

Mass Air Flow Sensor(MAFS) signal input

Mass Air Flow Sensor(MAFS)

19

Glow time Feedback signal input

Glow relay unit

20

Auto recognition signal input [AT/MT]

Chassis ground

21

Brake [Redundant] switch signal input

Brake switch

22

-

23

Reference Frequency

Mass Air Flow Sensor(MAFS)

24

Thermo switch

Heater control module

25

-

 

26

-

 

27

PTC Heater Relay control output

PTC Heater Relay

28

-

 

29

-

 

30

-

 

31

-

 

32

-

 

33

Blower switch signal input

Heater control module

34

DPF Differential Pressure Sensor (DPS) signal input

DPF Differential Pressure Sensor (DPS)

35

-

36

-

37

-

 

38

Immobilizer ground

Immobilizer control module

39

-

 

40

Crankshaft Position Sensor (CKPS) signal input

Crankshaft Position Sensor (CKPS)

41

-

 

42

Auto recognition [BMS]

Chassis ground

43

DPF auto recognition

Chassis ground

44

Clutch switch signal input

Clutch switch

45

Brake main switch signal input

Brake switch

46

-

 

47

Immobilizer warning lamp control output

Immobilizer warning lamp (Cluster)

48

-

 

49

A/C relay control output

A/C relay

50

Malfunction Indicator Lamp (MIL) control output

Malfunction Indicator Lamp (MIL)

51

-

 

52

Cruise control switch signal

Cruise control switch

53

Accelerator Pedal Position Sensor (APS) #1 signal input

Accelerator Pedal Position Sensor (APS) #1

54

Accelerator Pedal Position Sensor (APS) #2 signal input

Accelerator Pedal Position Sensor (APS) #2

55

Adjust current

Lambda Sensor

56

Virtual ground

Lambda Sensor

57

-

 

58

-

 

59

-

 

60

Engine speed signal output

Power Distribution Module (PDM)

61

Glow plug PWM signal output

Glow relay unit

62

-

 

63

-

 

64

A/C switch ON signal input

Heater control module

65

A/T auto recognition [2WD/4WD]

Chassis ground

66

-

 

67

C-CAN [Low]

Other control module

68

C-CAN [High]

Other control module

69

Main Relay control output

Main Relay 

70

Cooling Fan Relay #1 control output

Cooling Fan Relay #1

71

Fuel Pump Relay control output

Fuel Pump Relay

72

-

 

73

Lambda Sensor heater control output

Lambda Sensor

74

Sensor ground

Accelerator Pedal Position Sensor (APS) #1

75

Intake Temperature Sensor (IATS) #2 signal input

Intake Temperature Sensor (IATS) #2

76

Intake Temperature Sensor (IATS) #1 signal input

Intake Temperature Sensor (IATS) #1

77

Pumping current

Lambda Sensor

78

NERNST cell voltage

Lambda Sensor

79

-

 

80

-

 

81

-

 

82

Immobilizer communication line

Immobilizer control module

83

-

 

84

Neutral switch signal input

Neutral switch

85

Wiper motor autorecognition signal input

Wiper motor

86

LIN communication

Battery sensor

87

ON/ START power

Engine room Relay box

88

Water Sensor signal input

Water Sensor

89

-

 

90

Cooling Fan Relay #2 control output

Cooling Fan Relay #2

91

-

 

92

-

 

93

-

 

94

Alternator regulator signal input

Alternator

3. ECM Terminal Input/output Signal
Connetor [CRD-A]

Pin

Description

Condition

Type

Level

1

Injector (Cylinder #3) [Low] control output [Immobilizer]

Idle

Pulse

Operating voltage

Prail ≤200bar : 110V

Prail=1200bar : 118~133V

Prail=1800bar : 127~156V

Injector (Cylinder #2) [Low] control output [Non-Immobilizer]

Charging current(1800bar)

- Max : 17A

- Peak : 19A

Charging/Discharging time

average 100us

2

Injector (Cylinder #2) [Low] control output [Immobilizer]

Idle

Pulse

Operating voltage

Prail ≤200bar : 110V

Prail=1200bar : 118~133V

Prail=1800bar : 127~156V

Injector (Cylinder #3) [Low] control output [Non-Immobilizer]

Charging current

- Max : 17A

- Peak : 19A

Charging/Discharging time

average 100us

3

-

 

 

 

4

Motor [-] control output

When ACV controlling

Pulse

HI : Battery voltage

LO : Max. 1.0V

5

-

 

 

 

6

-

 

 

 

7

-

 

 

 

8

Head lamp switch signal input

 

 

 

9

-

 

 

 

10

Feedback sensor power (+5V)

IG Off

DC voltage

Max. 0.5V

IG On

5±0.1V

11

Alternator feedback signal

Idle

Pulse

HI : Battery voltage 

LO : Max. 1.0V

12

Sensor ground

Idle

DC voltage

 Max. 50 mV

13

-

 

 

 

14

EGR Cooler Bypass Solenoid Valve control output

Idle

Pulse

Battery voltage

Max. 1.0V

15

-

 

 

 

16

Injector (Cylinder #3) [High] control output [Immobilizer]

Idle

Pulse

Operating voltage

Prail ≤200bar : 110V

Prail=1200bar : 118~133V

Prail=1800bar : 127~156V

Injector (Cylinder #2) [High] control output [Non-Immobilizer]

Charging current

- Max : 17A

- Peak : 19A

Charging/Discharging time

average 100us

17

Injector (Cylinder #2) [High] control output [Immobilizer]

Idle

Pulse

Operating voltage

Prail ≤200bar : 110V

Prail=1200bar : 118~133V

Prail=1800bar : 127~156V

Injector (Cylinder #3) [High] control output [Non-Immobilizer]

Charging current

- Max : 17A

- Peak : 19A

Charging/Discharging time

average 100us

18

-

 

 

 

19

Motor [+] control output

When ACV controlling

Pulse

HI : Battery voltage

LO : Max. 1.0V

20

Electric VGT Control Actuator PWM signal input

Idle

Pulse

HI : Battery voltage

LO : Max. 0.5V

21

-

 

 

 

22

-

 

 

 

23

-

 

 

 

24

-

 

 

 

25

Sensor power (+5V)

IG Off

DC voltage

Max. 0.5V

IG On

5±0.1V

26

Feedback signal input

IG On (EGR Off)

DC voltage

3.6~4.3V

27

Feedback signal input

Idle

DC voltage

0.17~4.83V

28

Blower [Load] auto recognition signal input

Blower Max.

DC voltage

Max. 1.0 V

Otherwise

Battery voltage

29

-

 

 

 

30

-

 

 

 

31

Injector (Cylinder #1) [High] control output [Immobilizer]

Idle

Pulse

Operating voltage

Prail ≤200bar : 110V

Prail=1200bar : 118~133V

Prail=1800bar : 127~156V

Injector (Cylinder #4) [High] control output [Non-Immobilizer]

Charging current

- Max : 17A

- Peak : 19A

Charging/Discharging time

average 100us

32

Injector (Cylinder #4) [High] control output [Immobilizer]

Idle

Pulse

Operating voltage

Prail ≤200bar : 110V

Prail=1200bar : 118~133V

Prai=1800bar : 127~156V

Injector (Cylinder #1) [High] control output [Non-Immobilizer]

Charging current

- Max : 17A

- Peak : 19A

Charging/Discharging time

average 100us

33

-

 

 

 

34

Motor [-] control output

When EEGR controlling

Pulse

HI : Battery voltage

LO : Max. 1.0V

35

Motor [-] control output

When VSA controlling

Pulse

HI : Battery voltage

LO : Max. 1.0V

36

-

 

 

 

37

-

 

 

 

38

Sensor ground

Idle

DC voltage

 Max. 50 mV

39

-

 

 

 

40

Rail Pressure Sensor (RPS) signal input

IG ON

Analog

Max. 1.0V

Idle

1.0 ~ 1.5 V

3000 RPM

1.5 ~ 3.0 V

41

Feedback signal input

Idle

DC voltage

0.17~4.83V

42

Fuel Temperature Sensor (FTS) signal input

Idle

Analog

0.5V ~ 4.5V

43

Engine Coolant Temperature Sensor (ECTS) signal input

Idle

Analog

0.74V

44

Camshaft Position Sensor (CMPS) signal input

Idle

Pulse

HI : Vcc or Battery voltage

LO : Max. 1.0V

45

Rail Pressure Regulator Valve (FPRV) control output

Idle

Pulse

HI : Battery voltage

LO : Max. 1.0V

Frequency =0.7~1.1kHz

46

Injector (Cylinder #1) [Low] control output [Immobilizer]

Idle

Pulse

Operating voltage

Prail ≤200bar : 110V

Prail=1200bar : 118~133V

Prail=1800bar : 127~156V

Injector (Cylinder #4) [Low] control output [Non-Immobilizer]

Charging current

- Max : 17A

- Peak : 19A

Charging/Discharging time

average 100us

47

Injector (Cylinder #4) [Low] control output [Immobilizer]

Idle

Pulse

Operating voltage

Prail ≤200bar : 110V

Prail=1200bar : 118~133V

Prail=1800bar : 127~156V

njector (Cylinder #1) [Low] control output [Non-Immobilizer]

Charging current

- Max : 17A

- Peak : 19A

Charging/Discharging time

average 100us

48

-

 

 

 

49

Motor [+] control output

When VSA controlling

Pulse

HI : Battery voltage

LO : Max. 1.0V

50

Motor [+] control output

When VSA controlling

Pulse

HI : Battery voltage

LO : Max. 1.0V

51

Sensor ground

Idle

DC voltage

 Max. 50 mV

52

-

 

 

 

53

Sensor ground

Idle

DC voltage

 Max. 50 mV

54

Feedback sensor ground

Idle

DC voltage

 Max. 50 mV

55

-

 

 

 

56

-

 

 

 

57

A/C Pressure Transducer (APT) signal input

A/C On

Analog

Max. 4.8V

58

-

 

 

 

59

Auto recognition signal input [ESP/ FTCS]

ESP/TCS

DC voltage

Max. 0.5V

ABS

Battery voltage

60

Fuel Pressure Regulator Valve (FPRV) control output

Idle

Pulse

HI : Battery voltage

LO : Max. 1.0V

Connetor [CRD-K]

Pin

Description

Condition

Type

Level

1

Power ground

Idle

DC voltage

 Max. 50 mV

2

Battery power (B+)

Idle

DC voltage

 Max. 50 mV

3

Battery power (B+)

IG Off

DC voltage

Max. 1.0 V

IG On

Battery voltage

4

Power ground

Idle

DC voltage

 Max. 50 mV

5

Battery power (B+)

IG Off

DC voltage

Max. 1.0 V

IG On

Battery voltage

6

Battery power (B+)

IG Off

DC voltage

Max. 1.0 V

IG On

Battery voltage

7

-

 

 

 

8

Sensor ground

Idle

DC voltage

 Max. 50 mV

9

Exhaust Gas Temperature Sensor (EGTS) signal input

Idle

Analog

3.3V

10

-

 

 

 

11

Boost Pressure Sensor (BPS) signal input

IG ON

Analog

0.5V ~ 4.5V

12

-

 

 

 

13

Sensor power (+5V)

IG Off

DC voltage

Max. 0.5V

IG On

5±0.1V

14

Sensor power (+5V)

IG Off

DC voltage

Max. 0.5V

IG On

5±0.1V

15

Sensor power (+5V)

IG Off

DC voltage

Max. 0.5V

IG On

5±0.1V

16

-

 

 

 

17

Sensor power (+5V)

IG Off

DC voltage

Max. 0.5V

IG On

5±0.1V

18

Mass Air Flow Sensor(MAFS) signal input

Idle

Pulse

HI : Vcc or Battery voltage

LO : Max. 1.0V

19

Glow time Feedback signal input

Normal

DC voltage

Battery voltage

Error

Max. 2.0V

20

Auto recognition signal input [AT/MT]

MT

DC voltage

Battery voltage

AT

Max. 0.5V

21

Brake [Redundant] switch signal input

Release

DC voltage

Battery voltage

Push

Max. 0.5V

22

Feedback signal input

Idle

Pulse

HI : Vcc or Battery voltage

LO : Max. 1.0V

23

Reference Frequencyuency

Idle

Pulse

HI : Vcc or Battery voltage

LO : Max. 1.0V

24

Thermo switch

A/C Off

DC voltage

Max. 0.5V

A/C On

 Battery voltage

25

-

 

 

 

26

-

 

 

 

27

PTC Heater Relay control output

 Relay Off

DC voltage

Battery voltage

Relay On

Max. 1.0V

28

-

 

 

 

29

-

 

 

 

30

-

 

 

 

31

-

 

 

 

32

-

 

 

 

33

Blower switch signal input

Blower Off

DC voltage

Battery voltage

Blower On

Max. 1.0V

34

DPF Differential Pressure Sensor (DPS) signal input

Idle

Analog

0.5V ~ 4.5V

35

CAN 2 [Low]

Recessive

Pulse

 2.0 ~ 3.0 V

Dominant

0.5 ∼ 2.25 V

36

CAN 2 [High]

Recessive

Pulse

 2.0 ~ 3.0 V

Dominant

2.75 ∼ 4.5 V

37

-

 

 

 

38

Immobilizer ground

Idle

DC voltage

 Max. 50 mV

39

-

 

 

 

40

Crankshaft Position Sensor (CKPS) signal input

Idle

Pulse

HI : Vcc or Battery voltage

LO : Max. 0.5V

41

-

 

 

 

42

Auto recognition [BMS]

 

 

 

43

DPF auto recognition

Non-DPF

DC voltage

Battery voltage

DPF

Max. 0.5V

44

Clutch switch signal input

 

 

 

45

Brake main switch signal input

Release

DC voltage

Max. 0.5V

Push

Battery voltage

46

-

 

 

 

47

Immobilizer warning lamp control output

Lamp Off

DC voltage

Battery voltage

Lamp On

Max. 1.0V

48

-

 

 

 

49

A/C relay control output

A/Con Off

DC voltage

Battery voltage

A/Con On

Max. 1.0V

50

Malfunction Indicator Lamp (MIL) control output

Lamp Off

DC voltage

Battery voltage

Lamp On

Max. 1.0V

51

-

 

 

 

52

Cruise control switch signal

All Release

DC voltage

5.0 ± 0.1 V

Main SW

5.0 ± 0.1 V

Set SW

0.5 ± 0.2 V

Resume SW

1.5 ± 0.2 V

Cancel SW

0 ± 0.2 V

53

Accelerator Pedal Position Sensor (APS) #1 signal input

C.T

Analog

0.3 ~ 0.9V

W.O.T

4.0 ~ 4.8V

54

Accelerator Pedal Position Sensor (APS) #2 signal input

C.T

Analog

0.3 ~ 0.9V

W.O.T

1.5 ~ 3.0V

55

Adjust current

ENG Run

Analog

l Rc-Rp l <0.2V

56

Virtual ground

ENG Run

Analog

2.5±0.1V

57

-

 

 

 

58

-

 

 

 

59

-

 

 

 

60

Engine speed signal output

 

 

 

61

Glow plug PWM signal output

Glow On

Pulse

HI : Battery voltage

LO : Max. 1.0V

62

-

 

 

 

63

-

 

 

 

64

A/C switch ON signal input

A/C SW Off

DC voltage

Max. 1.0V

A/C SW On

 Battery voltage

65

A/T auto recognition [2WD/4WD]

2WD

DC voltage

Battery voltage

4WD

Max. 0.5V

66

-

 

 

 

67

C-CAN [Low]

Recessive

Pulse

2.0 ~ 3.0 V

Dominant

0.5 ∼ 2.25 V

68

C-CAN [High]

Recessive

Pulse

 2.0 ~ 3.0 V

Dominant

2.75 ∼ 4.5 V

69

Main Relay control output

 Relay Off

DC voltage

Battery voltage

Relay On

Max. 1.0V

70

Cooling Fan Relay #1 control output

 Relay Off

DC voltage

Battery voltage

Relay On

Max. 1.0V

71

Fuel Pump Relay control output

 Relay Off

DC voltage

Battery voltage

Relay On

Max. 1.0V

72

-

 

 

 

73

Lambda Sensor heater control output

Vehicle Run

Pulse

HI : Battery voltage

LO : Max. 1.0V

74

Sensor ground

Idle

DC voltage

 Max. 50 mV

75

Intake Temperature Sensor (IATS) #2 signal input

Idle

Analog

1.9V

76

Intake Temperature Sensor (IATS) #1 signal input

Idle

Analog

0.5V ~ 4.5V

77

Pumping current

ENG Run

Analog

Normal : 0 ± 500 mV

Rich : Min. Normal - 1.5V 

 Lean : Max. Normal + 1.5V

78

NERNST cell voltage

ENG Run

Analog

Normal : 450 ± 50 mV

Rich : Max. Normal + 150mV 

 Lean : Min. Normal - 150mV

79

-

 

 

 

80

-

 

 

 

81

-

 

 

 

82

Immobilizer signal input

Communicating after IG ON

Pulse

HI : Min. 8.5V

LO : Max. 3.5V

83

Neutral switch signal input

 

 

 

84

-

 

 

 

85

Wiper motor autorecognition signal input

 

 

 

86

LIN communication

When co

Pulse

HIGH : Min. Vb*0.8

LOW : Max Vb*0.2

87

ON/ START power

IG Off

DC voltage

Max. 1.0 V

IG On

Battery voltage

88

Water Sensor signal input

Full of Water

Analog

Battery voltage

No Water

Max. 1V

89

-

 

 

 

90

Cooling Fan Relay #2 control output

 Relay Off

DC voltage

Battery voltage

Relay On

Max. 1.0V

91

-

 

 

 

92

-

 

 

 

93

-

 

 

 

94

Alternator regulator signal input

Idle

Pulse

HI : Min. 4.0V

LO :  Max. 1.0V

Circuit Diagram
Яндекс.Метрика