ECM (Engine Control Module)
1. ECM Harness connector
2. ECM Terminal function
Connector [CUD-A]

Pin

Description

Connected to

1

Injector (Cylinder #3) [High] control output

Injector (Cylinder #3) [With Immobilizer]

Injector (Cylinder #2) [High] control output

Injector (Cylinder #2) [Without Immobilizer]

2

Injector (Cylinder #2) [High] control output

Injector (Cylinder #2) [With Immobilizer]

Injector (Cylinder #3) [High] control output

Injector (Cylinder #3) [Without Immobilizer]

3

-

 

4

Motor [+] control output

Air Control Valve (ACV)

5

Motor [+] control output

Electric EGR Control Valve

6

Sensor power (+5V)

Position Sensor in Air Control Valve (ACV)

7

Sensor power (+5V)

Boost Pressure Sensor (BPS)

8

-

 

9

-

 

10

Sensor power (+5V)

Rail Pressure Sensor (RPS)

11

-

 

12

Sensor power (+5V)

Position Sensor in Variable Swirl Control Actuator

13

Crankshaft Position Sensor (CKPS) [-] signal input

Crankshaft Position Sensor (CKPS)

14

Crankshaft Position Sensor (CKPS) [+] signal input

Crankshaft Position Sensor (CKPS)

15

-

 

16

Injector (Cylinder #1) [High] control output

Injector (Cylinder #1) [With Immobilizer]

Injector (Cylinder #4) [High] control output

Injector (Cylinder #4) [Without Immobilizer]

17

Injector (Cylinder #4) [High] control output

Injector (Cylinder #4) [With Immobilizer]

Injector (Cylinder #1) [High] control output

Injector (Cylinder #1) [Without Immobilizer]

18

-

 

19

Motor [-] control output

Air Control Valve (ACV)

20

Motor [-] control output

Electric EGR Control Valve

21

-

 

22

A/C Compressor Relay control output

A/C Compressor Relay

23

-

 

24

-

 

25

-

 

26

-

 

27

-

 

28

Sensor ground

Boost Pressure Sensor (BPS)

29

-

30

-

 

31

Injector (Cylinder #2) [Low] control output

Injector (Cylinder #2) [With Immobilizer]

Injector (Cylinder #3) [Low] control output

Injector (Cylinder #3) [Without Immobilizer]

32

Sensor ground

Position Sensor in Air Control Valve (ACV)

33

Injector (Cylinder #4) [Low] control output

Injector (Cylinder #4) [With Immobilizer]

Injector (Cylinder #1) [Low] control output

Injector (Cylinder #1) [Without Immobilizer]

34

Motor [+] control output

Variable Swirl Control Actuator

35

Sensor ground

Camshaft Position Sensor (CMPS)

36

Exhaust Gas Temperature Sensor (EGTS) signal input

Exhaust Gas Temperature Sensor (EGTS)

37

Engine Coolant Temperature Sensor (ECTS) signal input

Engine Coolant Temperature Sensor (ECTS)

38

Feed back signal input

Position Sensor in Air Control Valve (ACV)

39

Feed back signal input

Position Sensor in Variable Swirl Control Actuator

40

Sensor ground

Rail Pressure Sensor (RPS)

41

Sensor ground

Position Sensor in Variable Swirl Control Actuator

42

Alternator [FR]

Alternator 

43

 

44

ISG OFF Lamp output

ISG OFF Switch [With ISG]

45

-

 

46

Injector (Cylinder #3) [Low] control output

Injector (Cylinder #3) [With Immobilizer]

Injector (Cylinder #2) [Low] control output

Injector (Cylinder #2) [Without Immobilizer]

47

Injector (Cylinder #1) [Low] control output

Injector (Cylinder #1) [With Immobilizer]

Injector (Cylinder #4) [Low] control output

Injector (Cylinder #4) [Without Immobilizer]

48

-

49

Motor [-] control output

Variable Swirl Control Actuator

50

Sensor ground

Engine Coolant Temperature Sensor (ECTS)

51

Start Relay Feedback signal

Start Relay, ISG Converter [With ISG]

52

Rail Pressure Sensor (RPS) signal input

Rail Pressure Sensor (RPS)

53

Intake Air Temperature Sensor (IATS) #2 signal input

Intake Air Temperature Sensor (IATS) #2 [BPS]

54

Boost Pressure Sensor (BPS) signal input

Boost Pressure Sensor (BPS)

55

Sensor ground

Exhaust Gas Temperature Sensor (EGTS) #2

56

Sensor shield

Crankshaft Position Sensor (CKPS)

57

Camshaft Position Sensor (CMPS) signal input

Camshaft Position Sensor (CMPS)

58

PTC Heater Relay #1 control output

PTC Heater Relay #1

59

EGR Cooler Bypass Solenoid Valve control output

EGR Cooler Bypass Solenoid Valve

60

Fuel Pressure Regulator Valve control output

Fuel Pressure Regulator Valve

Connector [CUD-K]

Pin

Description

Connected to

1

Battery power

Main Relay

2

Power ground

Chassis Ground

3

Battery power

Main Relay

4

Power ground

Chassis Ground

5

Battery power

Main Relay

6

Power ground

Chassis Ground

7

Lambda Sensor Heater control output

Lambda Sensor

8

-

 

9

Cruise control switch signal input

Cruise control switch

10

-

11

ISG OFF Switch signal input

ISG OFF Switch [With ISG]

12

Reference frequency

Mass Air Flow Sensor (MAFS)

13

-

14

Fuel Temperature Sensor (FTS) signal input

Fuel Temperature Sensor (FTS)

15

Brake Booster Vacumm Presure Sensor (BBVPS) signal input

Brake Booster Vacumm Presure Sensor (BBVPS) [With ISG]

16

-

 

17

Sensor ground

A/C Pressure Transducer (APT)

18

-

 

19

20

Mass Air Flow Sensor (MAFS) signal input

Mass Air Flow Sensor (MAFS)

21

-

22

Sensor power (+5V)

Accelerator Position Sensor (APS) #2

23

Sensor power (+5V)

Position Sensor in Electric EGR control valve

24

Sensor power (+5V)

Brake Booster Vacumm Presure Sensor (BBVPS) [With ISG]

25

-

 

26

Sensor power (+5V)

A/C Pressure Transducer (APT)

27

Sensor power (+5V)

Differential Pressure Sensor (DPS)

28

Sensor power (+5V)

Accelerator Position Sensor (APS) #1

29

-

 

30

Ground

Immobilizer Control Module

31

Feedback signal input

Position Sensor in Electric EGR control valve

32

A/C Pressure Transducer (APT) signal input

A/C Pressure Transducer (APT)

33

-

34

-

 

35

Intake Air Temperature Sensor (IATS) #1 signal input

Intake Air Temperature Sensor (IATS) #1 [MAFS]

36

-

 

37

-

38

Stop Lamp Switch signal input

Stop Lamp Switch

39

Sensor ground

Position Sensor in Electric EGR control valve

40

ESP Auto recognition signal input

With ESP : Ground, Without ESP : Open

41

LIN communication signal input

Oil Level Sensor, Battery Sensor

42

-

43

Engine RPM signal

Cluster

44

Immobilizer signal

Immobilizer Control Module

45

-

 

46

Battery power

Ignition Switch

47

Main Relay control output

Main Relay

48

-

 

49

-

 

50

Sensor power (+5V)

Cruise control switch

51

Chip heating

MAFS & IATS #1

52

Start Switch signal input (start overrun control)

Start Switch

53

Electrical load [Wiper] Signal input

Wiper Relay, Rain Sensor, Wiper Moter

54

-

55

Clutch Switch signal input

Clutch Switch

56

-

57

-

 

58

Sensor ground

Accelerator Position Sensor (APS) #2

59

Differential Pressure Sensor (DPS) signal input

Differential Pressure Sensor (DPS) [With CPF]

60

Accelerator Position Sensor (APS) #2 signal input

Accelerator Position Sensor (APS) #2

61

VS+ (NERNST Cell Voltage)

Lambda Sensor

62

Rc/Rp (Pumping Cell Voltage)

Lambda Sensor

63

Sensor ground

MAFS & IATS #1

64

-

65

-

 

66

CAN [High]

Other Control Module

67

Sensor ground

Accelerator Position Sensor (APS) #1

68

Start Relay control output

 

69

VGT Control Solenoid Valve  control output

WGT/VGT Control Solenoid Valve

70

Immobilizer Lamp control output

Immobilizer Lamp

71

-

72

Sensor ground

Brake Booster Vacumm Presure Sensor (BBVPS) [With ISG]

73

Alternator [COM] signal output

Alternator

74

-

75

Neutral Switch signal input

Neutral Switch

76

-

77

Water Sensor signal input

Water Sensor [Fuel filter]

78

Brake Switch signal input

Brake Switch

79

Sensor ground

Chassis Ground [With ISG]

80

Sensor ground

Differential Pressure Sensor (DPS)

81

Accelerator Position Sensor (APS) #1 signal input

Accelerator Position Sensor (APS) #1

82

-

83

VS-/IP- (Virtual Ground)

Lambda Sensor

84

Rc (Compensative Resistance)

Lambda Sensor

85

Sensor ground

Fuel Temperature Sensor (FTS)

86

-

87

CAN [Low]

Other Control Module

88

-

 

89

Sensor ground

Cruise control switch

90

Glow Relay control output

Glow Relay

91

-

92

Malfunction Indicator Lamp (MIL) control output

Malfunction Indicator Lamp (MIL)

93

Cooling Fan Relay [High] control output

Cooling Fan Relay [High]

94

Cooling Fan Relay [Low] control output

Cooling Fan Relay [Low]

3. ECM Terminal input / Output signal
Connector [CUD-A]

Pin

Description

Vehicle

State

Type

Level

Test Result

1

Injector (Cylinder #3) [High] control output

Idle

Pulse

Battery Voltage ~ 80V

45V

Injector (Cylinder #2) [High] control output

14.1Hz

2

Injector (Cylinder #2) [High] control output

Idle

Pulse

Battery Voltage ~ 80V

45V

Injector (Cylinder #3) [High] control output

14.1Hz

3

-

 

 

 

 

4

Motor [+] control output

Active

Pulse

Hi: Battery Voltage

 

Low: Max. 1.0V

 

Frequency: 1,000Hz

 

5

Motor [+] control output

Active

Pulse

Hi: Battery Voltage

 

Low: Max. 1.0V

Frequency: 1,000Hz

6

Sensor power (+5V)

IG OFF

DC

Max. 0.5V

23mV

IG ON

4.9 ~ 5.1V

4.91V

7

Sensor power (+5V)

IG OFF

DC

Max. 0.5V

23mV

IG ON

4.9 ~ 5.1V

4.95V

8

-

 

 

 

 

9

-

 

 

 

 

10

Sensor power (+5V)

IG OFF

DC

Max. 0.5V

15mV

IG ON

4.9 ~ 5.1V

4.91V

11

-

 

 

 

 

12

Sensor power (+5V)

IG OFF

DC

Max. 0.5V

16mV

IG ON

4.9 ~ 5.1V

4.91V

13

Crankshaft Position Sensor (CKPS) [-] signal input

Idle

Sine Wave

Vp_p: Min. 1.0V

52.8V

14

Crankshaft Position Sensor (CKPS) [+] signal input

Idle

Sine Wave

Vp_p: Min.1.0V

52.8V

15

-

 

 

 

 

16

Injector (Cylinder #1) [High] control output

Idle

Pulse

Battery Voltage ~ 80V

46.4V

Injector (Cylinder #4) [High] control output

7.418Hz

17

Injector (Cylinder #4) [High] control output

Idle

Pulse

Battery Voltage ~ 80V

46.4V

Injector (Cylinder #1) [High] control output

7.418Hz

18

-

 

 

 

 

19

Motor [-] control output

Engine

Running

Pulse

High : Battery Voltage

 

Low : Max. 1.0V

Frequency : 1,000Hz

20

Motor [-] control output

Engine

Running

Pulse

High : Battery Voltage

 

Low : Max. 1.0V

Low : Max. 1.0V

21

-

 

 

 

 

22

A/C Compressor Relay control output

A/C OFF

DC

Battery Voltage

13.9V

A/C ON

Max. 1.0V

60mV

23

-

 

 

 

 

24

-

 

 

 

 

25

-

 

 

 

 

26

-

 

 

 

 

27

-

 

 

 

 

28

Sensor ground

Always

DC

Max. 50mV

-100mV

29

-

30

-

 

 

 

 

31

Injector (Cylinder #2) [Low] control output

Idle

Pulse

High : Battery Voltage

11.2V

Low : Max. 1.0V

200mV

Injector (Cylinder #3) [Low] control output

Peak Current : Max. 80V

51.8V

32

Sensor ground

Idle

DC

Max. 50mV

-1.7mV

33

Injector (Cylinder #4) [Low] control output

Idle

Pulse

High : Battery Voltage

11.2V

Low : Max. 1.0V

200mV

Injector (Cylinder #1) [Low] control output

Peak Current : Max. 80V

51.8V

34

Motor [+] control output

Engine

Running

Pulse

High : Battery Voltage

 

Low : Max. 1.0V

 

Frequency : 1,000Hz

 

35

Sensor ground

Always

DC

Max. 50mV

30mV

36

-

37

Engine Coolant Temperature Sensor (ECTS) signal input

Idle

Analog

0.5 ~ 4.5V

910mV

38

Feed back signal input

IG ON

Analog

0.15 ~ 4.9V

 255mV

39

Feed back signal input

IG ON

Analog

0.15 ~ 4.9V

 255mV

40

Sensor ground

Idle

DC

Max. 50mV

13.2mV

41

Sensor ground

Idle

DC

Max. 50mV

12mV

42

Alternator [FR]

 

 

 

 

43

-

 

 

 

 

44

ISG OFF Lamp output

 

 

 

 

45

-

 

 

 

 

46

Injector (Cylinder #3) [Low] control output

Idle

Pulse

High : Battery Voltage

11.2V

Low : Max. 1.0V

200mV

Injector (Cylinder #2) [Low] control output

Peak Current : Max. 80V

51.8V

47

Injector (Cylinder #1) [Low] control output

Idle

Pulse

High : Battery Voltage

11.2V

Low : Max. 1.0V

200mV

Injector (Cylinder #4) [Low] control output

Peak Current : Max. 80V

51.8V

48

-

 

 

 

 

49

Motor [-] control output

Engine

Running

Pulse

High : Battery Voltage

14.23V

Low : Max. 1.0V

-20mV

Frequency : 1,000Hz

50

Sensor ground

Always

DC

Max. 50mV

-3.301mV

51

Start Relay Feedback signal

 

 

 

 

52

Rail Pressure Sensor (RPS) signal input

IG ON

Analog

Max. 1.0V

512mV

Idle

1.0 ~ 1.5V

1.089V

3000 RPM

1.5 ~ 3.0V

1.886V

53

Intake Air Temperature Sensor (IATS) #2 signal input

Idle

Analog

0.5 ~ 4.5V

2.7V

54

Boost Pressure Sensor (BPS) signal input

IG ON

Analog

0.5 ~ 4.5V

1.59mV

55

Sensor ground [With CPF]

Idle

DC

Max. 50mV

12mV

56

Sensor shield

Idle

DC

Max. 50mV

31mV

57

Camshaft Position Sensor (CMPS) signal input

Idle

Pulse

High : Vcc or Battery Voltage

4.76V

Low : Max. 1.0V

-200mV

58

PTC Heater Relay #1 control output

IG OFF

DC

Max. 1.0V

116mV

IG ON

Battery Voltage

11.68V

59

EGR Cooler Bypass Solenoid Valve control output

 

 

 

 

60

Fuel Pressure Regulator Valve control output

Idle

Pulse

High : Battery Voltage

14.2V

Low : Max. 1.0V

-234mV

Connector [CUD-K]

Pin

Description

Vehicle State

Type

Level

Test Result

1

Battery power

IG OFF

DC

Max. 1.0 V

175mV

IG ON

Battery Voltage

12.77V

2

Power ground

Idle

DC

Max. 50mV

 

3

Battery power

IG OFF

DC

Max. 1.0 V

-25mV

IG ON

Battery Voltage

12.57V

4

Power ground

Idle

DC

Max. 50mV

 

5

Battery power

IG OFF

DC

Max. 1.0 V

231mV

IG ON

Battery Voltage

12.57V

6

Power ground

Idle

DC

Max. 50mV

 

7

Lambda Sensor Heater control output

Vehicle Run

Pulse

High: Battery Voltage

14.3V

Low: Max. 1.0V

220mV

8

-

 

 

 

 

9

Cruise control switch signal input

 

 

 

 

10

-

 

 

 

 

11

ISG OFF Switch signal input

 

 

 

 

12

Reference frequency

Idle

Pulse

High : Vcc or Battery Voltage

4.94V

Low : Max. 1.0V

340mV

13

-

14

Fuel Temperature Sensor (FTS) signal input

IG ON

Analog

0.5 ~ 4.5V

2.311V

15

Brake Booster Vacumm Presure Sensor (BBVPS) signal input

 

 

 

 

16

-

 

 

 

 

17

Sensor ground

Idle

DC

Max. 50mV

-3.38mV

18

-

 

 

 

 

19

Vehicle Speed Sensor  (VSS) signal input

Vehicle Run

Pulse

High: Min. 5.0V

13.18V

Low: Max. 1.0V

60mV

20

Mass Air Flow Sensor (MAFS) signal input

Idle

Pulse

High : Vcc

4.95V

Low : Max. 1.0V

350mV

21

-

-

 

22

Sensor power (+5V)

IG OFF

DC

Max. 0.5V

-10mV

IG ON

4.9 ~ 5.1V

4.99V

23

Sensor power (+5V)

IG OFF

DC

Max. 0.5V

15mV

IG ON

4.9 ~ 5.1V

4.91V

24

Sensor power (+5V)

25

-

 

 

 

 

26

Sensor power (+5V)

IG OFF

DC

Max. 0.5V

-50mV

IG ON

4.9 ~ 5.1V

4.91V

27

Sensor power (+5V)

IG OFF

DC

Max. 0.5V

-10mV

IG ON

4.9 ~ 5.1V

4.99V

28

Sensor power (+5V)

IG OFF

DC

Max. 0.5V

-10mV

IG ON

4.9 ~ 5.1V

4.99V

29

-

 

 

 

 

30

Ground

Always

DC

Max. 50mV

-3.8mV

31

Feedback signal input

 

 

 

 

32

A/C Pressure Transducer (APT) signal input

A/C OFF

DC

Max. 4.8V

1.76V

A/C ON

Max. 50mV

12mV

33

-

33

34

-

 

 

 

 

35

Intake Air Temperature Sensor (IATS) #1 signal input

Idle

Analog

0.2 ~ 4.8V

1.48V

36

-

 

 

 

 

37

-

38

Stop Lamp Switch signal input

Release

DC

Max. 0.5V

-47mV

Push

Battery Voltage

13.57V

39

Sensor ground

 

 

 

 

40

ESP Auto recognition signal input

 

 

 

 

41

LIN communication signal input

 

 

 

 

42

-

43

Engine RPM signal

44

Immobilizer communication line

When communicating after IG ON

Pulse

High: Min. 8.5V

10.8V

Low: Max. 3.5V

1.1V

45

-

 

 

 

 

46

Battery power

IG OFF

DC

Max. 1.0V

18mV

IG ON

Battery Voltage

12.57V

47

Main Relay control output

Relay OFF

DC

Battery Voltage

12.94V

Relay ON

Max. 1.0V

740mV

48

-

 

 

 

 

49

-

 

 

 

 

50

Sensor power (+5V)

IG OFF

DC

Max. 0.5V

15mV

IG ON

4.9 ~ 5.1V

4.91V

51

Chip heating

 

 

 

 

52

Start Switch signal input (start overrun control)

Cranking

Pulse

High : Vcc

11.02V

Low : Max. 0.5V

68mV

53

Electrical load [Wiper] Signal input

 

 

 

 

54

-

55

Clutch Switch signal input

Push

DC

Max. 0.5V

-20mV

Release

Battery Voltage

13.74V

56

-

57

-

 

 

 

 

58

Sensor ground

Idle

DC

Max. 50mV

-3.145mV

59

Differential Pressure Sensor (DPS) signal input

Idle

Analog

0.5 ~ 4.5V

1.039V (Idle)

1.319V (acceleration)

60

Accelerator Position Sensor (APS) #2 signal input

C.T

Analog

0.3 ~ 0.9V

0.39mV

W.O.T

1.5 ~ 3.0V

2.14V

61

VS+ (NERNST Cell Voltage)

Engine

Running

Analog

Normal: 450±50mV

2.94V

Rich: Max. Normal +150mV

Lean: Min. Normal -150mV

62

Rc/Rp (Pumping Cell Voltage)

Engine

Running

Analog

Normal: 0±500mV

2.84V

Rich: Min. Normal -1.5mV

Lean: Max. Normal +1.5mV

63

Sensor ground

Idle

DC

Max. 50mV

2.1mV

64

-

 

65

-

 

 

 

 

66

CAN [High]

RECESSIVE

Pulse

2.0 ~ 3.0V

 

DOMINANT

2.75 ∼ 4.5V

 

67

Sensor ground

Idle

DC

Max. 50mV

3.8mV

68

Start Relay control output

Relay OFF

DC

Battery Voltage

12.94V

Relay ON

Max. 1.0V

300mV

69

VGT Control Solenoid Valve  control output

Idle

Pulse

High: Battery Voltage

14.97V

70

Immobilizer Lamp control output

Lamp OFF

DC

Battery Voltage

12.54V

Lamp ON

Max. 1.0V

65mV

71

-

72

Sensor ground

73

Alternator [COM] signal input

 

 

 

 

74

A/C compresser switch signal

75

Neutral Switch signal input

Switch OFF

DC

Battery Voltage

12.54V

(1st)

Switch ON

Max. 0.5V

-20mV

(Neutral)

76

-

77

Water Sensor signal input

Full of water

Analog

Battery Voltage

11.26V

No water

Max. 1V

-20mV

78

Brake Switch signal input

Release

DC

Battery Voltage

14.14V

Push

Max. 0.5V

-20mV

79

Sensor ground

Idle 

DC

Max. 50mV 

12mV 

80

Sensor ground

Idle

DC

Max. 50mV

12mV

81

Accelerator Position Sensor (APS) #1 signal input

C.T

Analog

0.3 ~ 0.9V

682.8mV

W.O.T

4.0 ~ 4.8V

4.029V

82

VDC auto recognition signal input

With VDC

DC

Max. 0.5V

 

Without VDC

Battery Voltage

 

83

VS-/IP- (Virtual Ground)

Engine

Running

Analog

2.4 ~ 2.6V

2.462V

84

Rc (Compensative Resistance)

Engine

Running

Analog

|Current Pump - Current Adjust| < 0.2V

2.83mV

85

Sensor ground

Idle

DC

Max. 50mV

3mV

86

-

 

87

CAN [Low]

RECESSIVE

Pulse

2.0 ~ 3.0V

2.57V

DOMINANT

0.5 ∼ 2.25V

1.62V

88

-

 

 

 

 

89

Sensor ground

Idle

DC

Max. 50mV

16mV

90

Glow Relay control output

Relay OFF

DC

Battery Voltage

12.46V

Relay ON

Max. 1.0V

60mV

91

-

92

Malfunction Indicator Lamp (MIL) control output

Lamp OFF

DC

Battery Voltage

12.3V

Lamp ON

Max. 1.0V

80mV

93

Cooling Fan Relay [High] control output

Relay OFF

DC

Battery Voltage 

12.3V

Relay ON

Max. 1.0V

121mV

94

Cooling Fan Relay [Low] control output

Relay OFF

DC

Battery Voltage

14.1V

Relay ON

Max. 1.0V

215mV

Circuit Diagram
Яндекс.Метрика