ECM (Engine Control Module)
1. ECM Harness connector
2. ECM Terminal function
Connector [C300-M]

Pin

Description

Connected to

1

-

 

2

-

 

3

Injector (Cylinder #4) [High] control output

Injector (Cylinder #4)

4

Intake Air Temperature Sensor (IATS) #1 signal input

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

5

Exhaust Gas Temperature Sensor (EGTS) #1 signal input

Exhaust Gas Temperature Sensor (EGTS) #1 [With DPF]

6

Exhaust Gas Temperature Sensor (EGTS) #2 signal input

Exhaust Gas Temperature Sensor (EGTS) #2 [With DPF]

7

Power ground

Chassis ground

8

Differential Pressure Sensor (DPS) signal input

Differential Pressure Sensor (DPS) [With DPF]

9

Engine Coolant Temperature Sensor (ECTS) signal input

Engine Coolant Temperature Sensor (ECTS)

10

Fuel Temperature Sensor (FTS) signal input

Fuel Temperature Sensor (FTS)

11

-

12

Brake Booster Vacuum Pressure Sensor signal input

Brake Booster Vacuum Pressure Sensor [With ISG] 

13

Boost Pressure Sensor (BPS) signal input

Boost Pressure Sensor (BPS)

14

-

 

15

Position sensor signal input

Position Sensor in Air Control Valve (ACV) [With DPF]

16

Position sensor signal input

Position Senor in Electric EGR Control Valve

17

Wiper motor signal input

Wiper motor [with ISG]

18

-

 

19

Sensor ground

Rail Pressure Sensor (RPS)

20

Sensor ground

Position Senor in Electric EGR Control Valve

21

-

 

22

Sensor ground

Exhaust Gas Temperature Sensor (EGTS) #1 [With DPF]

23

Sensor ground

Exhaust Gas Temperature Sensor (EGTS) #2 [With DPF]

24

-

 

25

Injector (Cylinder #4) [Low] control output

Injector (Cylinder #4)

26

Injector (Cylinder #1) [High] control output

Injector (Cylinder #1)

27

Injector (Cylinder #1) [Low] control output

Injector (Cylinder #1)

28

Sensor shield

Knock Senor (KS)

29

-

 

30

Sensor ground

Knock Senor (KS)

31

Knock Senor (KS) signal input

Knock Senor (KS)

32

-

 

33

-

 

34

Intake Air Temperature Sensor (IATS) #2 signal input

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

35

Rail Pressure Sensor (RPS) signal input

Rail Pressure Sensor (RPS)

36

Crankshaft Position Sensor (CKPS) [-] signal input

Crankshaft Position Sensor (CKPS)

37

-

 

38

Sensor power (+5V)

Rail Pressure Sensor (RPS)

39

-

 

40

-

 

41

Sensor power (+5V)

Brake Booster Vacuum Pressure Sensor [With ISG] 

42

Sensor power (+5V)

Boost Pressure Sensor (BPS)

43

-

44

Sensor ground

Differential Pressure Sensor (DPS) [With DPF]

45

Sensor ground

Engine Coolant Temperature Sensor (ECTS)

46

Sensor ground

Fuel Temperature Sensor (FTS)

47

Sensor ground

Camshaft Position Sensor (CMPS)

48

-

 

49

-

 

50

Injector (Cylinder #2) [High] control output

Injector (Cylinder #2)

51

Injector (Cylinder #3) [High] control output

Injector (Cylinder #3)

52

Neutral Switch signal input

Neutral Switch

53

Reference frequency

Mass Air Flow Sensor (MAFS)

54

-

 

55

-

 

56

-

 

57

-

 

58

Mass Air Flow Sensor (MAFS) signal input

Mass Air Flow Sensor (MAFS)

59

Camshaft Position Sensor (CMPS) signal input

Camshaft Position Sensor (CMPS)

60

Crankshaft Position Sensor (CKPS) [+] signal input

Crankshaft Position Sensor (CKPS)

61

-

 

62

-

 

63

-

 

64

Sensor power (+5V)

Position Sensor in Air Control Valve (ACV) [With DPF]

65

Sensor power (+5V)

Position Senor in Electric EGR Control Valve

66

Sensor power (+5V)

Differential Pressure Sensor (DPS) [With DPF]

67

Sensor ground

Brake Booster Vacuum Pressure Sensor [With ISG] 

68

Sensor ground

Boost Pressure Sensor (BPS)

69

-

 

70

-

 

71

Sensor ground

Mass Air Flow Sensor (MAFS)

72

Position sensor ground

Position Sensor in Air Control Valve (ACV) [With DPF]

73

-

 

74

Injector (Cylinder #2) [Low] control output

Injector (Cylinder #2) 

75

Injector (Cylinder #3) [Low] control output

Injector (Cylinder #3)

76

-

 

77

Fuel Pressure Regulator Valve control output

Fuel Pressure Regulator Valve

78

ISG OFF switch input

ISG OFF switch

79

Start Switch Input

Ignition swich

80

-

 

81

-

 

82

-

 

83

-

 

84

-

 

85

Glow Relay control output

Glow Relay

86

-

 

87

Sensor shield

Crankshaft Position Sensor (CKPS)

88

WGT Control Solenoid Valve  control output

WGT Control Solenoid Valve

89

Electric EGR Control Valve control output

Electric EGR Control Valve

90

-

 

91

-

 

92

Motor [+] control output

Air Control Valve (ACV) [With DPF]

93

Motor [-] control output

Air Control Valve (ACV) [With DPF]

94

-

95

Water Sensor signal input

Water Sensor [Fuel filter]

96

-

Connector [C300-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

-

8

A/C Pressure Transducer (APT) signal input

A/C Pressure Transducer (APT)

9

-

 

10

-

 

11

-

 

12

-

 

13

Accelerator Position Sensor (APS) #2 signal input

Accelerator Position Sensor (APS) #2

14

Sensor ground

Accelerator Position Sensor (APS) #2

15

-

16

-

17

-

18

Clutch Top Switch signal input

Clutch switch

19

Battery power

Ignition Switch

20

Sensor ground

A/C Pressure Transducer (APT)

21

-

 

22

Sensor power (+5V)

A/C Pressure Transducer (APT)

23

-

 

24

Sensor power (+5V)

Accelerator Position Sensor (APS) #1

25

Accelerator Position Sensor (APS) #1 signal input

Accelerator Position Sensor (APS) #1

26

Sensor ground

Accelerator Position Sensor (APS) #1

27

Vehicle Speed Sensor  (VSS) signal input

Vehicle Speed Sensor (VSS)

28

-

29

Sensor power (+5V)

Accelerator Position Sensor (APS) #2

30

Brake [Redundant] switch signal input

Brake switch

31

Immobilizer signal

Immobilizer Control Module

32

Brake [Main] switch signal input

Brake switch

33

-

34

-

 

35

Engine speed signal output

Tacho meter

36

Starter relay control output

Starter relay 

37

Cooling Fan Relay [Low] control output

Cooling Fan Relay [Low]

38

-

39

-

40

Alternator Regulator Feedback

Alternator

41

-

42

Chip heating

Mass Air Flow Sensor (MAFS)

43

Cooling Fan Relay [High] control output

Cooling Fan Relay [High]

44

-

 

45

Battery power

Main Relay

46

-

47

CAN 1 [Low]

Other control module 

48

CAN 1 [High]

Other control module 

49

Alternator Regulator Output

Alternator

50

ISG Indication Lamp control output

ISG OFF switch

51

-

52

LIN communication (K-Line)

Battery Sensor

53

CCP-CAN (High)

54

CCP-CAN (Low)

55

-

56

PTC Heater Relay output

PTC Heater Relay

57

-

 

58

-

3. ECM Terminal input / Output signal
Connector [C300-M]

Pin

Pin description

Vehicle state

Signal type

Reference level

Test result

1

-

 

 

 

 

2

-

 

 

 

 

3

Injector (Cylinder #4) [High] control output

Idle

Pulse

Battery Voltage ~ 75V

 

4

Intake Air Temperature Sensor (IATS) #1 signal input

Idle

Analog

0.244 ~ 4.760V

2.11V / 33.5degC

5

Exhaust Gas Temperature Sensor (EGTS) #1 signal input

Idle

Analog

0.409 ~ 4.987V

4.98V / 130degC

6

Exhaust Gas Temperature Sensor (EGTS) #2 signal input

Idle

Analog

0.409 ~ 4.987V

4.98V / 130degC

7

Power ground

Ignition ON

DC

0 ~ 0.6V

0.007V

8

Differential Pressure Sensor (DPS) signal input

Idle

Analog

1 ~ 4.5V

1.007V / 0.31kPa

9

Engine Coolant Temperature Sensor (ECTS) signal input

Idle

Analog

0.195 ~ 4.849V

2.72V / 28.5degC

10

Fuel Temperature Sensor (FTS) signal input

Idle

Analog

0.132 ~ 4.995V

3.03V / 24.5degC

11

-

 

 

 

 

12

Brake Booster Vacuum Pressure Sensor signal input

Idle

Analog

0.3 ~ 4.8V

4.17V / 860 cnt (full vac)

0.47V / 98 cnt (no vac)

13

Boost Pressure Sensor (BPS) signal input

Idle

Analog

0.5 ~ 4.5V

1.60V / 1.01Bar

14

-

Ignition ON

DC

0.2273 V +/-0.1V

4.5 V +/-0.1V

 

15

Sensor ground

Idle

Analog

0.15 ~ 4.9V

4.37V / 100%

16

Position sensor signal input

Idle

Analog

0.15 ~ 4.9V

0.78V / 42.31%

17

Wiper motor signal input

 

 

 

 

18

-

 

 

 

 

19

Sensor ground

Ignition ON

DC

0 ~ 0.3 V

0.007V

20

Sensor ground

 

 

 

 

21

-

 

 

 

 

22

Sensor ground

Ignition ON

DC

0 ~ 0.3 V

0.007V

23

Sensor ground

Ignition ON

DC

0 ~ 0.3 V

0.007V

24

-

 

 

 

 

25

Injector (Cylinder #4) [Low] control output

Idle

Pulse

High : Battery Voltage ~ 75V

Low : Max. 1.0V

 

26

Injector (Cylinder #1) [High] control output

Idle

Pulse

Battery Voltage ~ 75V

 

27

Injector (Cylinder #1) [Low] control output

Idle

Pulse

High : Battery Voltage ~ 75V

Low : Max. 1.0V

 

28

Sensor shield

Ignition ON

DC

0 ~ 0.3 V

0.007V

29

-

 

 

 

 

30

Sensor ground

Idle

 

 

 

31

Knock Senor (KS) signal input

Idle

 

 

 

32

-

 

 

 

 

33

-

 

 

 

 

34

Intake Air Temperature Sensor (IATS) #2 signal input

Idle

Analog

0.391 ~ 4.907V

3.3V / 25degC

35

Rail Pressure Sensor (RPS) signal input

Idle

Analog

0.5 ~ 4.5V

0.505V / 7bar

36

Crankshaft Position Sensor (CKPS) [-] signal input

Idle

Sine Wave

Vp_p : Min. 1.0V

Max. 360V

 

37

-

 

 

 

 

38

Sensor power (+5V)

Ignition ON

DC

4.7 ~ 5.1 V

5V

39

-

 

 

 

 

40

-

 

 

 

 

41

Sensor power (+5V)

Ignition ON

DC

4.7 ~ 5.1 V

5V

42

Sensor power (+5V)

Ignition ON

DC

4.7 ~ 5.1 V

5V

43

-

44

Sensor ground

Ignition ON

DC

0 ~ 0.3 V

0.007V

45

Sensor ground

Ignition ON

DC

0 ~ 0.3 V

0.007V

46

Sensor ground

Ignition ON

DC

0 ~ 0.3 V

0.007V

47

Sensor ground

Ignition ON

DC

0 ~ 0.3 V

0.007V

48

-

 

 

 

 

49

-

 

 

 

 

50

Injector (Cylinder #2) [High] control output

Idle

Pulse

Battery Voltage ~ 75V

 

51

Injector (Cylinder #3) [Low] control output

Idle

Pulse

High : Battery voltage ~ 75V

Low : Max 1.0V

 

52

Neutral Switch signal input

Neural

Gear engaged

DC

Vbatt

Max 0.3 V

10.8V

0.006V

53

Reference frequency

Idle

Pulse

16.7~25Hz

High : Vcc

Low : Max 0.7V

19.08Hz / 52ms

54

-

 

 

 

 

55

-

 

 

 

 

56

-

 

 

 

 

57

-

 

 

 

 

58

Mass Air Flow Sensor (MAFS) signal input

Idle

Pulse

1.2~14kHz

High : Vcc

Low : Max 0.7V

2273Hz/7.0g/s

59

Camshaft Position Sensor (CMPS) signal input

Idle

Pulse

High : Battery voltage ~ 0.8V (Max. 24V)

Low : Max. 0.5V

 

60

Crankshaft Position Sensor (CKPS) [+] signal input

Idle

Sine Wave

Vp_p : Min. 1.0V

Max. 360V

 

61

-

 

 

 

 

62

-

Ignition ON

DC

4.7 ~ 5.1 V

 

63

-

 

 

 

 

64

Sensor power (+5V)

Ignition ON

DC

4.7 ~ 5.1 V

5V

65

Sensor power (+5V)

Ignition ON

DC

0 ~ 0.3 V

0.007V

66

Sensor power (+5V)

Ignition ON

DC

4.7 ~ 5.1 V

5V

67

Sensor ground

Ignition ON

DC

0 ~ 0.3 V

0.007V

68

Sensor ground

Ignition ON

DC

0 ~ 0.3 V

0.007V

69

-

Ignition ON

DC

0 ~ 0.3 V

 

70

-

 

 

 

 

71

Sensor ground

Ignition ON

DC

0 ~ 0.3 V

0.12V

72

Position sensor ground

Ignition ON

DC

0 ~ 0.3 V

0.007V

73

-

 

 

 

 

74

Injector (Cylinder #2) [Low] control output

Idle

Pulse

High : Battery Voltage ~ 75V

Low : Max. 1.0V

 

75

Injector (Cylinder #3) [High] control output

Idle

Pulse

Battery Voltage ~ 75V

 

76

-

 

 

 

 

77

Fuel Pressure Regulator Valve control output

Idle

Pulse

Vbatt

Ground : Max. 0.3V

350Hz / 40% 

78

ISG OFF switch input

Switch Off

Switch On

DC

Vbatt

Max 0.3 V

 

79

Start Switch Input

Key On

 Key Start

DC

Max 0.3 V

Vbatt

0.005V

12.8V

80

-

 

 

 

 

81

-

 

82

-

 

 

 

 

83

-

Ignition ON

PWM Positive

Freq. 1000 Hz

Vbatt

Ground

 

84

-

85

Glow Relay control output

Relay OFF

Relay ON

DC

Vbatt

Max 0.7 V

12.12V

0.1V

86

-

 

 

 

 

87

Sensor shield

Ignition ON

DC

0 ~ 0.3 V

0.004V

88

WGT Control Solenoid Valve  control output

Idle

Pulse

Vbatt

Ground : Max. 0.3V

300Hz / 28%

89

Electric EGR Control Valve control output

Idle

Pulse

Vbatt

Ground : Max. 0.3V

140Hz / 10%

90

-

 

 

 

 

91

-

 

 

 

 

92

Motor [+] control output

Idle

Pulse

Vbatt

Ground : Max. 0.3V

1000Hz / 16% (neg)

93

Motor [-] control output

94

-

95

Water Sensor signal input

Water in Fuel

No water

DC

Vbatt

Max 0.3 V

-

0.005V

96

-

Connector [C300-K]

Pin

Pin description

Vehicle state

Signal type

Reference level

Test result

1

Battery power

Ignition ON

DC

Vbatt 

12.05V

2

Power ground

Ignition ON

DC (Engine)

0 ~ 0.3 V

0V

3

Battery power

Ignition ON

DC

Vbatt 

12.05V

4

Power ground

Ignition ON

DC (Engine)

0 ~ 0.3 V

0V

5

Battery power

Ignition ON

DC

Vbatt 

12.05V

6

Power ground

Ignition ON

DC (Engine)

0 ~ 0.3 V

0V

7

-

 

 

 

 

8

A/C Pressure Transducer (APT) signal input

Idle

Analog

0.5 ~ 4.5V

1.23 V / 5.75bar

9

-

 

 

 

 

10

-

 

 

 

 

11

-

 

 

 

 

12

-

 

 

 

 

13

Accelerator Position Sensor (APS) #2 signal input

C.T

W.O.T

Analog

0.275 ~ 0.475 V

1.9 ~ 2.2 V

0.373V / 0%

2.04V / 100%

14

Sensor ground

Ignition ON

DC

0 ~ 0.3 V

0.009V

15

-

 

16

-

17

-

18

Clutch Top Switch signal input

Push

Release

DC

Vbatt

Max 1.5 V

11.21V

0.002V

19

Battery power

Key OFF

Key ON

DC

Max 2 V

Vbatt

0.23V

12.02V

20

Sensor ground

Ignition ON

DC

0 ~ 0.3 V

0.008V

21

-

 

 

 

 

22

Sensor power (+5V)

Ignition ON

DC

4.7 ~ 5.1 V

5V

23

-

 

 

 

 

24

Sensor power (+5V)

Ignition ON

DC

4.7 ~ 5.1 V

5V

25

Accelerator Position Sensor (APS) #1 signal input

C.T

W.O.T

Analog

0.7 ~ 0.85 V

3.95 ~ 4.25 V

0.737V

4.04V

26

Sensor ground

Ignition ON

DC

0 ~ 0.3 V

0.009V

27

-

 

28

-

29

Sensor power (+5V)

Ignition ON

DC

4.7 ~ 5.1 V

5V

30

Brake [Redundant] switch signal input

Push

Release

DC

Max 1.5 V

Vbatt

0.005V

12.2V

31

Immobilizer signal

Ignition ON

 

 

OK

32

Brake [Main] switch signal input

Push

Release

DC

Vbatt

Max 1.5 V

11.62V

0.005V

33

-

 

34

-

 

 

 

 

35

Engine speed signal output

Idle

Pulse

1 rpm = 0.0666Hz

High : Min Vbatt - 1.23V

Low : Max 1.1V

54.35Hz / 849rpm

36

Starter relay control output

Relay OFF

Relay ON

DC

Vbatt

Max 1.5 V

12V

0.002V

37

Cooling Fan Relay [Low] control output

Relay OFF

Relay ON

DC

Vbatt

Max 0.7 V

12V

0.018V

38

-

39

-

40

Alternator Regulator Feedback

Idle

Pulse

High : Min 3V

Low : Max 1.5V

 

41

-

42

Chip heating

 

 

 

 

43

Cooling Fan Relay [High] control output

Relay OFF

Relay ON

DC

Vbatt

Max 0.7 V

12V

0.02V

44

-

 

 

 

 

45

Battery power

Relay OFF

Relay ON

DC

Max 1.2 V

Vbatt

0.9V

12V

46

-

 

47

CAN 1 [Low]

RECESSIVE

DOMINANT

Pulse

2.0 ~ 3.0V

0.5 ∼ 2.25V

 

48

CAN 1 [High]

RECESSIVE

DOMINANT

Pulse

2.0 ~ 3.0V

2.75 ∼ 4.5V

 

49

Alternator Regulator Output

Idle

Pulse

High : Min 4V

Low : Max 2V

 

50

ISG Indication Lamp control output

 

 

 

 

51

-

52

LIN communication (K-Line)

Ignition ON

 

 

OK

53

CCP-CAN (High)

 

 

 

 

54

CCP-CAN (Low)

 

 

 

 

55

Malfunction Indication Lamp (MIL) control output

56

PTC Heater Relay output

Relay OFF

Relay ON

DC

Vbatt

Max 0.4 V

12V

0.02V

57

-

 

 

 

 

58

-

Circuit Diagram
Яндекс.Метрика