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)

2

Injector (Cylinder #2) [HIGH] control output

Injector (Cylinder #2)

3

-

 

4

Battery power

Rail Pressure Regulator Valve

5

-

 

6

Sensor ground

Position Sensor (in Variable Swirl Control Actuator)

7

Sensor shield

Crankshaft Position Sensor (CKPS)

8

Sensor ground

Rail Pressure Sensor (RPS)

9

-

 

10

-

 

11

-

 

12

Crankshaft Position Sensor (CKPS) [+] signal input

Crankshaft Position Sensor (CKPS)

13

Sensor Power (+5V)

Boost Pressure Sensor (BPS)

14

-

 

15

-

 

16

Injector (Cylinder #1) [HIGH] control output

Injector (Cylinder #1)

17

Injector (Cylinder #4) [HIGH] control output

Injector (Cylinder #4)

18

-

 

19

Battery power

Fuel Pressure Regulator Valve

20

Sensor ground

Camshaft Position Sensor (CMPS)

21

-

 

22

-

 

23

Sensor ground

Boost Pressure Sensor (BPS)

24

-

 

25

-

 

26

Sensor Power (+5V)

Position Sensor (in Variable Swirl Control Actuator)

27

Crankshaft Position Sensor (CKPS) [-] signal input

Crankshaft Position Sensor (CKPS)

28

Sensor Power (+5V)

Rail Pressure Sensor (RPS)

29

-

 

30

Variable Swirl Control Actuator [-] control output

Variable Swirl Control Actuator 

31

Injector (Cylinder #2) [LOW] control output

Injector (Cylinder #2)

32

-

33

Injector (Cylinder #4) [LOW] control output

Injector (Cylinder #4)

34

Rail Pressure Regulator Valve control output

Rail Pressure Regulator Valve

35

-

 

36

-

 

37

Reference frequency

Mass Air Flow Sensor (MAFS)

38

-

 

39

-

 

40

Boost Pressure Sensor (BPS) signal input

Boost Pressure Sensor (BPS)

41

Sensor ground

Engine Coolant Temperature Sensor (ECTS)

42

Mass Air Flow Sensor (MAFS) signal input

Mass Air Flow Sensor (MAFS)

43

Rail Pressure Sensor (RPS) signal input

Rail Pressure Sensor (RPS)

44

Sensor ground

MAFS & IATS #1

45

-

46

Injector (Cylinder #3) [LOW] control output

Injector (Cylinder #3)

47

Injector (Cylinder #1) [LOW] control output

Injector (Cylinder #1)

48

-

 

49

Fuel Pressure Regulator Valve control output

Fuel Pressure Regulator Valve

50

Camshaft Position Sensor (CMPS) signal input

Camshaft Position Sensor (CMPS)

51

-

 

52

-

 

53

Intake Air Temperature Sensor (IATS) #2 signal input

Intake Air Temperature Sensor (IATS) #2 built in BPS

54

-

 

55

-

 

56

Position Sensor signal input

Position Sensor (in Variable Swirl Control Actuator)

57

-

 

58

Engine Coolant Temperature Sensor (ECTS) signal input

Engine Coolant Temperature Sensor (ECTS)

59

Electric EGR Control Valve control output

Electric EGR Control Valve

60

Variable Swirl Control Actuator [+] control output

Variable Swirl Control Actuator  

CONNECTOR [CUD-K]

Pin

Description

Connected to

1

Battery voltage supply after main relay

Main Relay

2

Power ground

Chassis Ground

3

Battery voltage supply after main relay

Main Relay

4

Power ground

Chassis Ground

5

Battery voltage supply after main relay

Main Relay

6

Power ground

Chassis Ground

7

Cooling Fan Relay [HIGH] control output

Cooling Fan Relay [HIGH]

8

Sensor ground

Accelerator Position Sensor (APS) #2

9

Accelerator Position Sensor (APS) #1 signal input

Accelerator Position Sensor (APS) #1

10

Sensor ground

Fuel Temperature Sensor (FTS)

11

Fuel Temperature Sensor (FTS) signal input

Fuel Temperature Sensor (FTS)

12

Sensor ground

A/C Pressure Transducer

13

A/C Pressure Transducer signal input

A/C Pressure Transducer

14

Ground

Cruise Control Switch 

15

Cruise Control "ACTUATOR" signal input

Cruise Control Switch

16

Ground

Immobilizer Control Module

17

-

 

18

-

 

19

Power ground

With VDC ; Ground, Without VDC ; Open

20

-

 

21

-

 

22

Sensor Power (+5V)

A/C Pressure Transducer

23

-

 

24

Power Supply

Cruise Control Switch

25

Diagnostic K-Line

Data Link Connector (DLC)

26

-

 

27

Fuel consumption signal output

Trip computer

28

Ignition switch signal input

Ignition Switch

29

VGT Control Solenoid Valve control output

VGT Control Solenoid Valve

30

Sensor ground

Accelerator Position Sensor (APS) #1

31

Accelerator Position Sensor (APS) #2 signal input

Accelerator Position Sensor (APS) #2

32

Exhaust Gas Temperature Sensor #2 signal input

Exhaust Gas Temperature Sensor #2 [with CPF]

33

Sensor Ground

Exhaust Gas Temperature Sensor #2 [with CPF]

34

Exhaust Gas Temperature Sensor #1 signal input

Exhaust Gas Temperature Sensor #1 [with CPF]

35

Sensor Ground

Exhaust Gas Temperature Sensor #1 [with CPF]

36

Differential Pressure Sensor (DPS) signal input

Differential Pressure Sensor (DPS) [with CPF]

37

Sensor Ground

Differential Pressure Sensor (DPS) [with CPF]

38

Brake Switch "Lamp" signal input

Brake Switch

39

-

 

40

Water Sensor siganl input

Water Sensor in Fuel Filter

41

-

 

42

Blower Switch Signal input

Blower Switch

43

-

 

44

Sensor Power (+5V)

Differential Pressure Sensor [with CPF]

45

Sensor Power (+5V)

Accelerator Position Sensor (APS) #1

46

Sensor Power (+5V)

Accelerator Position Sensor (APS) #2

47

Immobilizer Communication Line

Immobilizer Control Module

48

Engine speed signal output

Tachometer (Cluster)

49

Cruise Control "SET" Lamp control output

Cruise Control "SET" Lamp (Cluster)

50

-

 

51

Lambda Sensor Heater control output

Lambda Sensor

52

"Idle Up" signal input

EPS control module

53

-

 

54

A/C Switch "ON" signal input

A/C Switch

55

-

 

56

Thermo Switch signal input

A/C Switch

57

Gear Neutral Switch signal input (MT Only)

Gear Neutral Switch

58

-

 

59

-

 

60

-

 

61

-

 

62

-

 

63

-

 

64

Lambda Sensor Voltage "NERNST"

Lambda Sensor

65

Lambda Sensor Current Pump

Lambda Sensor

66

-

 

67

Air Heater Relay control output

Air Heater Relay

68

Malfunction Indicator Lamp (MIL) control output

Malfunction Indicator Lamp (MIL)

69

Glow Time Indicator Lamp control output

Glow Time Indicator Lamp (Cluster)

70

A/C Compressor Relay control output

A/C Compressor Relay

71

Cooling Fan Relay [LOW] control output

Cooling Fan Relay

72

Main Relay control output

Main Relay

73

-

 

74

-

 

75

Vehicle speed signal input

Vehicle Speed Sensor (VSS)

76

-

 

77

-

 

78

-

 

79

Clutch Switch signal input

Clutch Switch

80

Brake Switch "Redundant" signal input

Brake Switch

81

MT/AT Auto recognition signal input

M/T : Open, A/T : Ground 

82

-

 

83

CAN [LOW]

Other Control Modules

84

CAN [HIGH]

Other Control Modules

85

-

 

86

Lambda Sensor Virtual Ground

Lambda Sensor

87

Lambda Sensor Current Adjust

Lambda Sensor

88

-

 

89

Intake Air Temperature Sensor (IATS) #1 signal input

Intake Air Temperature Sensor (IATS) #1 in MAFS

90

Throttle Flap Control Solenoid Valve control output

Throttle Flap Control Solenoid Valve [with Non-CPF]

Throttle Control Actuator control output

Throttle Flap Control Actuator [with CPF]

91

Cruise Control "MAIN" Lamp control output

Cruise Control "MAIN" Lamp (Cluster)

92

Immobilizer Lamp control output

Immobilizer Lamp (Cluster)

93

Glow Relay control output

Glow Relay

94

PTC Heater Relay control output

PTC Heater Relay

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

46.4V

 

7.418Hz

2

Injector (Cylinder #2) [HIGH] control output

Idle 

Pulse 

Battery Voltage ~ 80V 

46.4V 

7.418Hz

3

-

 

 

 

 

4

Battery power

Idle

DC

Battery Voltage

13.96V

5

-

 

 

 

 

6

Sensor ground

Idle

DC

Max. 50mV

-1.7mV

7

Sensor shield

Idle

DC

Max. 50mV

-2.858mV

8

Sensor ground

Idle

DC

Max. 50mV

-2.702mV

9

-

 

 

 

 

10

-

 

 

 

 

11

-

 

 

 

 

12

Crankshaft Position Sensor (CKPS) [+] signal input

Idle

Sine Wave

Vpeak_to_peak: Min.1.0V

52.8V

13

Sensor Power (+5V)

IG OFF

DC

Max. 0.5V

-50mV

IG ON

4.9 ~ 5.1V

4.95V

14

-

 

 

 

 

15

-

 

 

 

 

16

Injector (Cylinder #1) [HIGH] control output

Idle

Pulse

Battery Voltage ~ 80V

46.6V

 

7.44Hz

17

Injector (Cylinder #4) [HIGH] control output

Idle

Pulse

Battery Voltage ~ 80V

46.2V

 

7.44Hz

18

-

 

 

 

 

19

Battery power

IG OFF

DC

Max. 0.5 V

175mV

IG ON

Battery Voltage

12.57V

20

Sensor ground

Idle

DC

Max. 50mV

-3.031mV

21

-

 

 

 

 

22

-

 

 

 

 

23

Sensor ground

Idle

DC

Max. 50mV

-2.857mV

24

-

 

 

 

 

25

-

 

 

 

 

26

Sensor Power (+5V)

IG OFF

DC

Max. 0.5V

-50mV 

IG ON

4.9 ~ 5.1V

4.91V

27

Crankshaft Position Sensor (CKPS) [-] signal input

Idle

Sine Wave

Vpeak_to_peak: Min.1.0V

52.8V

28

Sensor Power (+5V)

IG OFF

DC

Max. 0.5V

-50mV

IG ON

4.9 ~ 5.1V

4.91V

29

-

 

 

 

 

30

Variable Swirl Control Actuator [-] control output

Active

Pulse

Hi: Battery Voltage

Low: Max. 1.0V

Frequency: 1,000Hz

31

Injector (Cylinder #2) [LOW] control output

Idle

Pulse

Peak Current: 19 ~ 21 A

Hold Current: 11~ 13 A

Peak Current: 19.7 A

Hold Current: 13.4 A

32

-

 

 

 

 

33

Injector (Cylinder #4) [LOW] control output

Idle

Pulse

Peak Current: 19 ~ 21 A

Hold Current: 11~ 13 A

Peak Current: 19.7 A

Hold Current: 13.4 A

34

Rail Pressure Regulator Valve control output

Idle

Pulse

Hi: Battery Voltage

14.78V

Lo: Max. 1.0V

60mV

Frequency: 1kHz±2%

1.098KHz

 

Duty (+): 74.37%

35

-

 

 

 

 

36

-

 

 

 

 

37

Reference frequency

Idle

Pulse

Hi: Vcc

4.94V

Lo: Max. 1.0V

340mV

38

-

 

 

 

 

39

-

 

 

 

 

40

Boost Pressure Sensor (BPS) signal input

IG ON

Analog

0.5 ~ 4.5V

1.602mV

41

Sensor ground

Idle

DC

Max. 50mV

-3.301mV

42

Mass Air Flow Sensor (MAFS) signal input

Idle

Pulse

Hi: Vcc

4.95V

Lo: Max. 1.0V

350mV

43

Rail Pressure Sensor (RPS) signal input

IG ON

Analog

Max. 1.0V

512mV

Idle

1.0 ~ 1.5 V

1.089V

3000 RPM

1.5 ~ 3.0 V

1.886V

44

Sensor ground

Idle

DC

Max. 50mV

-1.845mV

45

-

46

Injector (Cylinder #3) [LOW] control output

Idle

Pulse

Peak Current: 19 ~ 21 A

Hold Current: 11~ 13 A

Peak Current: 19.8A

Hold Current: 13.5A

47

Injector (Cylinder #1) [LOW] control output

Idle

Pulse

Peak Current: 19 ~ 21 A

Hold Current: 11~ 13 A

Peak Current: 19.6A

Hold Current: 13.4A

48

-

 

 

 

 

49

Fuel Pressure Regulator Valve control output

Idle

Pulse

Hi: Battery Voltage

15.02V

Lo: Max. 1.0V

540mV

 

203Hz

50

Camshaft Position Sensor (CMPS) signal input

Idle

Pulse

Hi: Vcc or Battery Voltage

4.95V

Lo: Max. 1.0V

-10mV

 

17.44Hz

3000rpm

Hi: Vcc or Battery Voltage

4.95V

Lo: Max. 1.0V

-10mV

 

52.33Hz

51

-

 

 

 

 

52

-

 

 

 

 

53

Intake Air Temperature Sensor (IATS) #2 signal input

Idle

Analog

0.5 ~ 4.5V

1.954V

54

-

 

 

 

 

55

-

 

 

 

 

56

Position Sensor signal input

IG ON

Analog

0.5 ~ 4.5V

 

57

-

 

 

 

 

58

Engine Coolant Temperature Sensor (ECTS) signal input

Idle

Analog

0.5 ~ 4.5V

804.6mV

59

Electric EGR Control Valve control output

Idle

Pulse

Hi: Battery Voltage

14.7V

Lo: Max. 1.0V

-20mV

 

154.7Hz

 

Duty(+): 91.79%

60

Variable Swirl Control Actuator [+] control output

Active

Pulse

Hi: Battery Voltage

Low: Max. 1.0V

Frequency: 1,000Hz

CONNECTOR [CUD-K]

Pin

Description

Vehicle State

Type

Level

Test Result

1

Battery voltage supply after main relay

IG OFF

DC

Max. 1.0 V

175mV

IG ON

Battery Voltage

12.77V

2

Power ground

Idle

DC

Max. 50mV

 

3

Battery voltage supply after main relay

IG OFF

DC

Max. 1.0 V

-25mV

IG ON

Battery Voltage

12.57V

4

Power ground

Idle

DC

Max. 50mV

 

5

Battery voltage supply after main relay

IG OFF

DC

Max. 1.0 V

-25mV

IG ON

Battery Voltage

12.57V

6

Power ground

Idle

DC

Max. 50mV

 

7

Cooling Fan Relay [HIGH] control output

Relay OFF

DC

Battery Voltage

13.98V

Relay ON

Max. 1.0V

-25mV

8

Sensor ground

Idle

DC

Max. 50mV

-3.145mV

9

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

10

Sensor ground

Idle

DC

Max. 50mV

-3.586mV

11

Fuel Temperature Sensor (FTS) signal input

IG ON

Analog

0.5 ~ 4.5V

2.311V

12

Sensor ground

Idle

DC

Max. 50mV

-3.38mV

13

A/C Pressure Transducer signal input

A/C OFF

Analog

Max. 4.8V

1.327V

A/C ON

 

2.426V

14

Ground

Idle

DC

Max. 50mV

-1.7mV 

15

Cruise Control "ACTIVATOR" signal input

16

Ground

Idle

DC

Max. 50mV

-3.801mV

17

-

 

 

 

 

18

-

 

 

 

 

19

Power ground (VDC)

Idle

DC

Max. 50mV

 

20

-

 

 

 

 

21

-

 

 

 

 

22

Sensor Power (+5V)

IG OFF

DC

Max. 0.5V

-50mV

IG ON

4.9 ~ 5.1V

4.91V

23

-

 

 

 

 

24

Power Supply

IG OFF

DC

Max. 0.5V

 

IG ON

4.9 ~ 5.1V

25

Diagnostic K-Line

When transmitting

Pulse

Hi: Min. Battery Voltage×80%

12.78V

Lo: Max. Battery Voltage×20%

140mV

When receiving

Hi: Min. Battery Voltage×70%

12.78V

Lo: Max. Battery Voltage×30%

700mV

26

-

 

 

 

 

27

Fuel consumption signal output

Idle

Pulse

Hi: Battery Voltage or Vcc

3.435V

Lo: Max. 0.5V

-5mV

 

1.25Hz

28

Ignition switch signal input

IG OFF

DC

Max. 1.0 V

-25mV

IG ON

Battery Voltage

12.57V

29

VGT Control Solenoid Valve control output

Idle

Pulse

Hi: Battery Voltage

14.97V

Lo: Max. 0.5V

175mV

 

Duty (+): 19.87%

3000rpm

Hi: Battery Voltage

14.97V

Lo: Max. 0.5V

175mV

 

Duty(+): 53.48%

30

Sensor ground

Idle

DC

Max. 50mV

-3.201mV

31

Accelerator Position Sensor (APS) #2 signal input

C.T

Analog

0.3 ~ 0.9V

333.8mV

W.O.T

1.5 ~ 3.0V

1.989V

32

Exhaust Gas Temperature Sensor (EGTS) #2 signal input [with CPF]

Idle

Analog

0.5 ~ 4.5V

4.5V 

33

Sensor ground [with CPF]

Idle

DC

Max. 50 mV

11.38mV

34

Exhaust Gas Temperature Sensor (EGTS) #1 signal input [with CPF]

Idle

Analog

0.5 ~ 4.5V

3.595 ~ 4.835V 

35

Sensor ground [with CPF]

Idle

DC

Max. 50 mV

10.64mV

36

Differential Pressure Sensor (DPS) signal input [with CPF]

Idle

Analog

0.5 ~ 4.5V

1.039V (Idle)

1.319V (acceleration)

37

Sensor ground [with CPF]

Idle

DC

Max. 50 mV

6.498mV

38

Brake Switch "Lamp" signal input

Release

DC

Max. 0.5V

-20mV

Push

Battery Voltage

12.06V

39

-

 

 

 

 

40

Water Sensor siganl input

Full of Water

Analog

Battery Voltage

11.26V

No Water

Max. 1V

-20mV

41

-

 

 

 

 

42

Blower Switch Signal input

Blower OFF

DC

Battery Voltage

12.17V

Blower ON

Max. 2V

175mV

43

-

 

 

 

 

44

Reference voltage (+5V) [with CPF]

IG OFF

DC

Max. 0.5V

-10mV 

IG ON

4.9 ~ 5.1V

4.95V

45

Sensor Power (+5V)

IG OFF

DC

Max. 0.5V

-10mV

IG ON

4.9 ~ 5.1V

4.99V

46

Sensor Power (+5V)

IG OFF

DC

Max. 0.5V

-10mV

IG ON

4.9 ~ 5.1V

4.99V

47

Immobilizer Communication Line

When communicating after IG ON

Pulse

Hi: Min. 8.5V

12.54V

Lo: Max. 3.5V

1.1V

48

Engine speed signal output

Idle

Pulse

Hi: Battery Voltage

13.18V

Lo: Max. 0.5V

140mV

Frequency: 50~60Hz

59.53Hz

49

Cruise Control "SET" Lamp control output

 

 

 

 

50

-

 

 

 

 

51

Lambda Sensor Heater control output

Vehicle Run

Pulse

Hi: Battery Voltage

14.3V

Lo: Max. 1.0V

220mV

 

109.8Hz

52

Idle Up signal input

SW OFF

DC

Hi: Vcc

4.99V

SW ON

Lo: Max. 1.0V

70mV

53

-

 

 

 

 

54

A/C Switch "ON" signal input

A/C SW OFF

DC

Max. 1.0V

140mV

A/C SW ON

Battery Voltage

14.06V

55

-

 

 

 

 

56

Thermo Switch signal input

A/C OFF

DC

Max. 0.5V

-20mV

A/C ON

Battery Voltage

13.1V

57

Gear Neutral Switch signal input (MT ONly)

SW OFF (1st)

DC

Battery Voltage

12.54V

SW ON (neutral)

Max. 0.5V

-20mV

58

-

 

 

 

 

59

-

 

 

 

 

60

-

 

 

 

 

61

-

 

 

 

 

62

-

 

 

 

 

63

-

 

 

 

 

64

Lambda Sensor Voltage "NERNST"

Engine Running

Analog

Normal: 450 ± 50mV

452mV

Rich: Max. Normal + 150mV

452.9V

Lean: Min. Normal - 150mV

351mV

65

Lambda Sensor Current Pump

Engine Running

Analog

Normal: 0 ± 500mV

608mV

Rich: Min. Normal - 1.5V

447.7mV

Lean: Max. Normal + 1.5V

816.4mV

66

-

 

 

 

 

67

Air Heater Relay comtrol output

 

 

 

 

68

Malfunction Indicator Lamp (MIL) control output

Lamp OFF

DC

Battery Voltage

12.3V

Lamp ON

Max. 1.0V

-20mV

69

Glow Time Indicator Lamp control output

Glow OFF

DC

Battery Voltage

12.06V

Glow ON

Max. 1.0V

-20mV

70

A/C Compressor Relay control output

A/Con OFF

DC

Battery Voltage

13.9V

A/Con ON

Max. 1.0V

60mV

71

Cooling Fan Relay [LOW] control output

Relay OFF

DC

Battery Voltage

13.97V

Relay ON

Max. 1.0V

175mV

72

Main Relay control output

Relay OFF

DC

Battery Voltage

12.94V

Relay ON

Max. 1.0V

940mV

73

-

 

 

 

 

74

-

 

 

 

 

75

Vehicle speed signal input

Vehicle Run

Pulse

Hi: Min. 5.0V

13.18V

Lo: Max. 1.0V

60mV

 

12.52Hz at 20kph

76

-

 

 

 

 

77

-

 

 

 

 

78

-

 

 

 

 

79

Clutch Switch signal input

Release

DC

Max. 0.5V

-20mV

Push

Battery Voltage

13.74V

80

Brake Switch "Redundant" signal input

Release

DC

Battery Voltage

14.14V

Push

Max. 0.5V

-20mV

81

MT/AT Auto recognition signal input

M/T

DC

Battery Vaoltage

A/T

Max. 0.5V

82

-

 

 

 

 

83

CAN [LOW]

Recessive

Pulse

2.0 ~ 3.0 V

 

Dominant

0.5 ∼ 2.25 V

 

84

CAN [HIGH]

Recessive

Pulse

2.0 ~ 3.0 V

 

Dominant

2.75 ∼ 4.5 V

 

85

-

 

 

 

 

86

Lambda Sensor Virtual Ground

Engine Running

Analog

2.4 ~ 2.6V

2.462V

87

Lambda Sensor Current Adjust

Engine Running

Analog

|Current Pump - Current Adjust| < 0.2V

86.86mV

88

-

 

 

89

Intake Air Temperature Sensor (IATS) #1 signal input

Idle

Analog

0.5 ~ 4.5V

2.129V

90

Throttle Flap Control Solenoid Valve control output [with Non-CPF]

IG ON

PWM

300 Hz

Throttle Control Actuator control output [with CPF]

Key On/

Key Off

Pulse

Hi: Vbatt

Lo: Max.1V

11.97V

-25mV

91

Cruise Control "MAIN" Lamp control output

 

 

-

 

92

Immobilizer Lamp control output

Lamp OFF

DC

Battery Voltage

12.54V

Lamp ON

Max. 1.0V

65mV

93

Glow Relay control output

Relay OFF

DC

Battery Voltage

12.46V

Relay ON

Max. 1.0V

60mV

94

PTC Heater Relay control output

Relay OFF

DC

Battery Voltage

13.18V

Relay ON

Max. 1.0V

-20mV

Яндекс.Метрика