ECM Terminal And Input/Output signal
ECM Terminal Function
Connector [CHG-K]

Pin

No.

Description

Connected to

1

Power ground

Chassis Ground

2

Battery power (B+)

Ignition Switch

3

Power ground

Chassis Ground

4

Battery power (B+)

Main Relay

5

Power ground

Chassis Ground

6

Battery power (B+)

Battery

7

Wheel Speed Sensor (WSS) [+] signal input

Wheel Speed Sensor (WSS) [Without ABS/ESC]

8

-

 

9

-

10

-

 

11

-

 

12

Knock Sensor (KS) signal input

Knock Sensor (KS)

13

Sensor ground

Accelerator Position Sensor (APS) 2

14

Sensor ground

Engine Coolant Temperature Sensor (ECTS)

15

Camshaft Position Sensor (CMPS) [Bank 1/Exhaust] signal input

Camshaft Position Sensor (CMPS) [Bank 1/Exhaust]

16

Sensor ground

Heated Oxygen Sensor [Bank 1/Sensor 1]

[Except Euro-V]

17

Crankshaft Position Sensor (CKPS) signal input

Crankshaft Position Sensor (CKPS)

18

Rc/Rp (Pump Cell Voltage)

Heated Oxygen Sensor [Bank 1/Sensor 1] [Euro-V]

19

VS+ (NERNST Cell Voltage)

Heated Oxygen Sensor [Bank 1/Sensor 1] [Euro-V]

20

VS-/IP- (Common Ground for VS, IP)

Heated Oxygen Sensor [Bank 1/Sensor 1] [Euro-V]

21

-

 

22

-

23

Fuel consumption signal output

Trip Computer

24

-

 

25

Injector (Cylinder #1) control output

Injector (Cylinder #1)

26

Injector (Cylinder #3) control output

Injector (Cylinder #3)

27

Injector (Cylinder #4) control output

Injector (Cylinder #4)

28

Injector (Cylinder #2) control output

Injector (Cylinder #2)

29

Wheel Speed Sensor (WSS) [-] signal input

Wheel Speed Sensor (WSS) [Without ABS/ESC]

30

Sensor power (+5V)

Manifold Absolute Pressure Sensor (MAPS)

31

Manifold Absolute Pressure Sensor (MAPS)

signal input

Manifold Absolute Pressure Sensor (MAPS)

32

Throttle Position Sensor (TPS) 2 signal input

Throttle Position Sensor (TPS) 2

33

Engine Coolant Temperature Sensor (ECTS) signal input

Engine Coolant Temperature Sensor (ECTS)

34

Sensor ground

Knock Sensor (KS)

35

Accelerator Position Sensor (APS) 2 signal input

Accelerator Position Sensor (APS) 2

36

Sensor power (+5V)

Accelerator Position Sensor (APS) 2

37

Sensor ground

Camshaft Position Sensor (CMPS) [Bank 1/Exhaust]

38

Heated Oxygen Sensor [Bank 1/Sensor 1] signal input

Heated Oxygen Sensor [Bank 1/Sensor 1]

[Except Euro-V]

39

Sensor ground

Crankshaft Position Sensor (CKPS)

40

Vehicle speed signal input

ABS/ESP Control Unit

41

-

 

42

Rc (Compensative Resistance)

Heated Oxygen Sensor [Bank 1/Sensor 1] [Euro-V]

43

Sensor power (+5V)

A/C Pressure Transducer (APT)

44

-

45

-

 

46

Alternator (COM)

Alternator

47

-

 

48

-

 

49

-

 

50

Variable Intake Solenoid (VIS) Valve control output

Variable Intake Solenoid (VIS) Valve

51

Battery power (B+)

Main Relay

52

-

53

Intake Air Temperature Sensor (IATS) signal input

Intake Air Temperature Sensor (IATS)

54

A/C Pressure Transducer (APT) signal input

A/C Pressure Transducer (APT)

55

-

 

56

Blower Motor “MAX” Switch signal input

A/C Control Module

57

Sensor ground

A/C Pressure Transducer (APT)

58

-

 

59

Sensor ground

Throttle Position Sensor (TPS) 1,2

60

Sensor power (+5V)

Accelerator Position Sensor (APS) 1

61

Sensor ground

Accelerator Position Sensor (APS) 1

62

Camshaft Position Sensor (CMPS) [Bank 1/Intake] signal input

Camshaft Position Sensor (CMPS) [Bank 1/Intake]

63

Sensor power (+5V)

Throttle Position Sensor (TPS) 1,2

64

Main Relay control output

Main Relay

65

Cooling Fan Relay [Low] control output

Cooling Fan Relay [Low]

66

CVVT Oil Control (OCV) Valve [Bank 1/Intake] control output

CVVT Oil Control Valve (OCV) [Bank 1/Intake]

67

Purge Control Solenoid Valve (PCSV) control output

Purge Control Solenoid Valve (PCSV)

68

CVVT Oil Control (OCV) Valve [Bank 1/Exhaust] control output

CVVT Oil Control Valve (OCV) [Bank 1/Exhaust]

69

Immobilizer Lamp control output

Immobilizer Lamp [Without Button Engine Start System]

70

Fuel Pump Relay control output

Fuel Pump Relay

71

ETC Motor [+] control output

ETC Motor

72

ETC Motor [-] control output

ETC Motor

73

-

74

Sensor ground

Manifold Absolute Pressure Sensor (MAPS)

75

Immobilizer communication line

Smart key control module [With Button Engine Start System]

Immobilizer Control [Without Button Engine Start System]

76

LIN communication signal input

Battery Sensor 

77

CAN [High]

Other control module, Data Link Connector (DLC), 

78

CAN [Low]

Other control module, Data Link Connector (DLC), 

79

-

 

80

Throttle Position Sensor (TPS) 1 signal input

Throttle Position Sensor (TPS) 1

81

-

 

82

Accelerator Position Sensor (APS) 1 signal input

Accelerator Position Sensor (APS) 1

83

Sensor ground

Camshaft Position Sensor (CMPS) [Bank 1/Intake]

84

Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] signal input

Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]

85

Sensor ground

Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]

86

Engine speed signal output

Power Distribution Module (PDM)

87

A/C Compressor Relay control output

A/C Compressor Relay

88

Cooling Fan Relay [High] control output

Cooling Fan Relay [High]

89

Cruise “CRUISE” lamp control output

Cruise “CRUISE” Lamp (Cluster)

90

Cruise “SET” lamp control output

Cruise “SET” Lamp (Cluster)

91

-

92

Malfunction Indicator Lamp (MIL) control output

Malfunction Indicator Lamp (MIL)

93

Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Heater control output

Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1]

94

Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] Heater control output

Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]

Connector [CHG-A]

Pin

No.

Description

Connected to

1

Ignition Coil (Cylinder #4) control output

Ignition Coil (Cylinder #4) [With Immobilizer]

Ignition Coil (Cylinder #1) control output

Ignition Coil (Cylinder #1) [Without Immobilizer]

2

Shield

Ignition Coil (Cylinder #1,2,3,4)

3

-

 

4

-

 

5

-

 

6

-

 

7

-

 

8

-

 

9

-

 

10

-

 

11

-

 

12

-

 

13

Electrical load [Wiper] signal input

Wiper [Low] Relay

14

Alternator (FR)

Alternator

15

Ground

Cruise Control Switch

16

Ignition Coil (Cylinder #2) control output 

Ignition Coil (Cylinder #2) [With Immobilizer]

Ignition Coil (Cylinder #3) control output 

Ignition Coil (Cylinder #3) [Without Immobilizer]

17

-

 

18

-

 

19

-

 

20

-

 

21

-

 

22

-

 

23

-

 

24

-

 

25

-

 

26

-

 

27

-

 

28

-

 

29

Brake Switch 1 signal input

Brake Switch

30

Cruise Control Switch signal input

Cruise Control Switch

31

Ignition Coil (Cylinder #1) control output

Ignition Coil (Cylinder #1) [With Immobilizer]

Ignition Coil (Cylinder #4) control output

Ignition Coil (Cylinder #4) [Without Immobilizer]

32

-

 

33

-

 

34

-

 

35

-

 

36

-

 

37

-

 

38

-

 

39

-

 

40

-

 

41

-

 

42

A/C Blower Switch signal input

A/C Control Module

43

Clutch Switch signal input

Clutch Switch

44

Brake Switch 2 signal input

Brake Switch

45

-

46

Ignition Coil (Cylinder #3) control output

Ignition Coil (Cylinder #3) [With Immobilizer]

Ignition Coil (Cylinder #2) control output

Ignition Coil (Cylinder #2) [Without Immobilizer]

47

-

 

48

-

 

49

-

 

50

-

 

51

-

 

52

-

 

53

-

 

54

-

 

55

2nd CAN [High]

Multi-Purpose Check Connector 

56

2nd CAN [Low]

Multi-Purpose Check Connector  

57

A/C Switch “ON” signal input

A/C Control Module

58

Power Steering Pressure Switch signal input

Power Steering Pressure Switch [Without MDPS]

59

-

 

60

-

ECM Terminal Input/ Output signal
Connector [CHG-K]

Pin

No.

Description

Condition

Type

Level

Test Result

1

Power ground

Idle

DC

Max. 50mV

 

2

Battery power (B+)

IG OFF

DC

Max. 0.5V

10.2mV

IG ON

Battery Voltage

12.02V

3

Power ground

Idle

DC

Max. 50mV

2.8mV

4

Battery power (B+)

IG OFF

DC

Max. 1.0V

3.1mV

IG ON

Battery Voltage

12.1V

5

Power ground

Idle

DC

Max. 50mV

 1.8mV

6

Battery power (B+)

Always

(Without

Ignition key)

Current

Below 2.0 mA

0.4 mA

DC

Battery Voltage

12.88V

7

Wheel Speed Sensor (WSS) [+] signal input

Vehicle Run

(30KPH)

SINE

WAVE

15Hz: Min. 0.13Vpp

 

1000Hz: Min. 0.2Vpp

 

8

-

 

 

 

 

9

-

10

-

 

 

 

 

11

-

 

 

 

 

12

Knock Sensor (KS) signal input

Knocking

Variable

Frequency

-0.3 ~ 0.3V

 

Normal

0 V

13

Sensor ground

Idle

DC

Max. 50mV

30mV

14

Sensor ground

Idle

DC

Max. 50mV

 12.4mV

15

Camshaft Position Sensor (CMPS) [Bank 1/Exhaust] signal input

Idle

Pulse

HI: Vcc or Battery Voltage

5.0V

LO: Max. 0.5V

0.2V

FREQ: 5.36Hz

 

16

Sensor ground

Idle

DC

Max. 50mV

29.0mV

17

Crankshaft Position Sensor (CKPS) signal input

Idle

Pulse

HI: Vcc or Battery Voltage

5.00V

LO: Max. 0.5V

40mV

FREQ: 600Hz

 

18

Rc/Rp (Pump Cell Voltage)

Idle

Analog

Normal: 450±50 mV

Rich: Max. Normal+150 mV

Lean: Min. Normal-150 mV

 

19

VS+ (NERNST Cell Voltage)

Idle

Analog

Normal: 450±50 mV

Rich: Max. Normal+150 mV

Lean: Min. Normal-150 mV

 

20

VS-/IP- (Common Ground for VS, IP)

Idle

Analog

Reference for V_IP, V_N

 

21

-

 

 

 

 

22

-

 

 

 

 

23

Fuel consumption signal output

Idle

Pulse

HI: Battery Voltage

13.7V

LO: Max. 0.5V

0V

Frequency

3.33Hz

Pulse Width

500μs

24

-

 

 

 

 

25

Injector (Cylinder #1) control output

Idle

Pulse

HI: Battery Voltage

13.8V

LO: Max. 1.0V

200mV

Vpeak: Max. 80V

54.1V

Frequency

5.21Hz

Dwell Time

2.74ms

26

Injector (Cylinder #3) control output

Idle

Pulse

HI: Battery Voltage

13.9V

LO: Max. 1.0V

170mV

Vpeak: Max. 80V

53.9V

Frequency

5.18Hz

Dwell Time

2.73ms

27

Injector (Cylinder #4) control output

Idle

Pulse

HI: Battery Voltage

14V

LO: Max. 1.0V

160mV

Vpeak: Max. 80V

54.3V

Frequency

5.24Hz

Dwell Time

2.70ms

28

Injector (Cylinder #2) control output

Idle

Pulse

HI: Battery Voltage

14.1V

LO: Max. 1.0V

160mV

Vpeak: Max. 80V

53.9V

Frequency: 5.21Hz

5.21Hz

Dwell Time: 2.73ms

2.74ms

29

Wheel Speed Sensor (WSS) [-] signal input

Vehicle Run

(30KPH)

SINE

WAVE

15Hz:  Min. 0.13Vpp

 

1000Hz: Min. 0.2Vpp

 

30

Sensor power (+5V)

IG OFF

DC

Max. 0.5V

0mV

IG ON

4.9 ~ 5.1V

4.98V

31

Manifold Absolute Pressure Sensor (MAPS) signal input

Idle

Analog

0.8 ~ 1.6V

1.37V

32

Throttle Position Sensor (TPS) 2 signal input

C.T

Analog

4.2 ~ 5.0V

4.52V

W.O.T

3.3 ~ 3.8V

3.68V

33

Engine Coolant Temperature Sensor (ECTS) signal input

Idle

Analog

0.5 ~ 4.5V

1.02V

34

Sensor ground

Idle

DC

Max. 50mV

8mV

35

Accelerator Position Sensor (APS) 2 signal input

C.T

Analog

Max. 1.0V

0.4V

W.O.T

1.5 ~ 3.0V

1.9V

36

Sensor power (+5V)

IG OFF

DC

Max. 0.5V

5mV

IG ON

4.9 ~ 5.1V

5.02V

37

Sensor ground

Idle

DC

Max. 50mV

11mV

38

Heated Oxygen Sensor [Bank 1/Sensor 1] signal input

Idle

DC

Rich: 0.6 ~ 1.0V

926mV

Lean: Max. 0.4V

20mV

39

Sensor ground

Idle

DC

Max. 50mV

11mV

40

Vehicle speed signal input

Vehicle Run

Pulse

HI: Min. 4.5V

5.0V

LO: Max. 0.5V

0V

Frequency

46.9Hz at Idle

Duty(-)

50.4% at Idle

41

-

 

 

 

 

42

Rc (Compensative Resistance)

Idle

Analog

│Rc-Rc/Rp│<±0.1V

 

43

Sensor power (+5V)

IG OFF

DC

Max. 0.5V

 

IG ON

4.9 ~ 5.1V

 

44

-

 

45

-

 

 

 

 

46

Alternator (COM)

 

 

 

 

47

-

 

 

 

 

48

-

 

 

 

 

49

-

 

 

 

 

50

Variable Intake Solenoid (VIS) Valve control output

Active

DC

Max. 1.0V

316mV

Inactive

Battery Voltage

14.0V

51

Battery power (B+)

IG OFF

DC

Max. 1.0V

3.1mV

IG ON

Battery Voltage

12.3V

52

-

53

Intake Air Temperature Sensor (IATS) signal input

Idle

Analog

0 ~ 5.0V

2.55V

54

A/C Pressure Transducer (APT) signal input

Idle

DC

0.4 ~ 4.6V

A/C OFF: 1.29V

A/C ON: 2.01V

55

-

 

 

 

 

56

Blower Motor "MAX" Switch signal input

 

 

 

 

57

Sensor ground

Idle

DC

Max. 50mV

 11mV

58

-

 

 

 

 

59

Sensor ground

Idle

DC

Max. 50mV

 6mV

60

Sensor power (+5V)

IG OFF

DC

Max. 0.5V

10mV

IG ON

4.9 ~ 5.1V

5.02V

61

Sensor ground

Idle

DC

Max. 50mV

30mV

62

Camshaft Position Sensor (CMPS) [Bank 1/Intake] signal input

Idle

Pulse

HI: Vcc or Battery Voltage

5.0V

LO: Max. 0.5V

0.2V

Frequency

5.2Hz

63

Sensor power (+5V)

IG OFF

DC

Max. 0.5V

0V

IG ON

4.9 ~ 5.1V

5.03V

64

Main Relay control output

Relay OFF

DC

Battery Voltage

12.3V

Relay ON

Max. 1.0V

730mV

65

Cooling Fan Relay [Low] control output

A/C ON

Pulse

HI: Battery Voltage

10.4V

LO: 0 ~ 0.5V

60mV

66

CVVT Oil control (OCV) Valve [Bank 1/Intake] control output

Idle

Pulse

HI: Battery Voltage

15.0V

LO: Max. 1.0V

120mV

Frequency

300Hz    

Duty(+)

84.70%

67

Purge control Solenoid Valve (PCSV) control output

Inactive

Active

Pulse

HI: Battery Voltage

14.3V

LO: Max. 1.0V

80mV

Vpeak: Max. 70V

57.0V

Frequency

16Hz

68

CVVT Oil control (OCV) Valve [Bank 1/Exhaust] control output

Idle

Pulse

HI: Battery Voltage

13.5V

LO: Max. 1.0V

100mV

Vpeak: Max.70V

13.5V

Frequency

300Hz

69

Immobilizer Lamp control output

Lamp OFF

DC

HI: Battery Voltage

13.2V

Lamp ON

LO: Max . 2.0V

40mV

70

Fuel Pump Relay control output

Relay OFF

DC

Battery Voltage

12.8V

Relay ON

Max. 1.0V

40mV

71

ETC Motor [+] control output

Idle

Pulse

HI: Battery Voltage

13.4V

LO: Max . 1.0V

0V

72

ETC Motor [-] control output

Idle

Pulse

HI: Battery Voltage

13.3V

LO: Max . 1.0V

0V

73

-

74

Sensor ground

Idle

DC

Max. 50 mV

7mV

75

Immobilizer communication line

During

communicating

Pulse

HI: Min. 8.5V

11.8V

LO: Max. 3.5V

1.0V

76

LIN communication signal input

 

 

 

 

77

CAN [High]

Recessive

Pulse

2.0 ~ 3.0V

2.58V

Dominant

2.75∼4.5V

3.54V

78

CAN [Low]

Recessive

Pulse

2.0 ~ 3.0V

2.64V

Dominant

0.5∼2.25V

1.52V

79

-

 

 

 

 

80

Throttle Position Sensor (TPS) 1 signal input

C.T

Analog

0.3 ~ 0.9 V

0.65V

W.O.T

1.5 ~ 3.0 V

1.63V

81

-

 

 

 

 

82

Accelerator Position Sensor (APS) 1 signal input

C.T

Analog

Max. 1.0V

0.8V

W.O.T

Min. 4.0V

4.0V

83

Sensor ground

Idle

DC

Max. 50 mV

12mV

84

Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] signal input

Idle

DC

Rich: 0.6 ∼ 1.0V

74 mV

Lean: Max. 0.4V

70mV

85

Sensor ground

Idle

DC

Max. 50 mV

 10 mV

86

Engine speed signal output

Idle

Pulse

HI: Battery Voltage

14.0V

LO: Max. 0.5V

60mV

Frequency: 20~26Hz

21Hz

Duty(+)

50%

87

A/C Compressor Relay control output

A/C OFF

DC

Battery Voltage

14.3 V

A/C ON

Max. 1.0V

102mV

88

Cooling Fan Relay [High] control output

Relay OFF

DC

Battery Voltage

 

Relay ON

Max. 1.0V

 

89

Cruise “CRUISE” lamp control output

 

 

 

 

90

Cruise “SET” lamp control output

 

 

 

 

91

-

92

Malfunction Indicator Lamp (MIL) control output

Lamp OFF

DC

Battery Voltage

13.8V

Lamp ON

Max. 1.0V

54mV

93

Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Heater control output

Engine Run

Pulse

HI: Battery Voltage

14.4V

LO: Max. 1.0V

0.36V

Frequency

10.0Hz

Duty(+)

58.30%

94

Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] Heater control output

Engine Run

Pulse

HI: Battery Voltage

14.0V

LO: Max. 1.0V

0.31V

Frequency

7.68Hz

Duty(+)

53.9%

Connector [CHG-A]

Pin

No.

Description

Condition

Type

Level

Test Result

1

Ignition Coil (Cylinder #4) control output [With Immobilizer]

Idle

Pulse

1st Voltage: 300~400V

416V

ON Voltage: Max. 2.0V

1.4V

Ignition Coil (Cylinder #1) control output [Without Immobilizer]

Frequency        

5.2Hz

Dwell Time

2.78ms

2

Shield

Idle

DC

Max. 50mV

16.8mV

3

-

 

 

 

 

4

-

 

 

 

 

5

-

 

 

 

 

6

-

 

 

 

 

7

-

 

 

 

 

8

-

 

 

 

 

9

-

 

 

 

 

10

-

 

 

 

 

11

-

 

 

 

 

12

-

 

 

 

 

13

Electrical load [Wiper] signal input

 

 

 

 

14

Alternator (FR)

Idle

Pulse

HI: Battery Voltage 

13.4V

LO: Max 1.5V

40 mV

15

Ground

Idle

DC

Max. 50 mV

 

16

Ignition Coil (Cylinder #2) control output [With Immobilizer]

Idle

Pulse

1st Voltage: 300~400V

416V

ON Voltage: Max. 2.0V

1.3V

Ignition Coil (Cylinder #3) control output [Without Immobilizer]

Frequency        

5.2Hz

Dwell Time

2.73ms

17

-

 

 

 

 

18

-

 

 

 

 

19

-

 

 

 

 

20

-

 

 

 

 

21

-

 

 

 

 

22

-

 

 

 

 

23

-

 

 

 

 

24

-

 

 

 

 

25

-

 

 

 

 

26

-

 

 

 

 

27

-

 

 

 

 

28

-

 

 

 

 

29

Brake Switch 1 signal input

Brake ON

DC

Battery Voltage

 

Brake OFF

Max. 0.5 V

 

30

Cruise control Switch signal input

Cruise ON

DC

Battery Voltage

 

Cruise OFF 

4.3 ~ 4.7V

 

31

Ignition Coil (Cylinder #1) control output [With Immobilizer]

Idle

Pulse

1st Voltage: 300~400V

408V

ON Voltage: Max. 2.0V

1.6V

Ignition Coil (Cylinder #4) control output [Without Immobilizer]

Frequency        

5.2Hz

Dwell Time

2.74ms

32

-

 

 

 

 

33

-

 

 

 

 

34

-

 

 

 

 

35

-

 

 

 

 

36

-

 

 

 

 

37

-

 

 

 

 

38

-

 

 

 

 

39

-

 

 

 

 

40

-

 

 

 

 

41

-

 

 

 

 

42

A/C Blower Switch signal input

A/C S/W OFF

DC

Max. 0.5V

20mV

A/C S/W ON

Battery Voltage

11.8V

43

Clutch Switch signal input

Release

DC

Max. 0.5V

 

Push

Battery Voltage

 

44

Brake Switch 2 signal input

Push

DC

Max. 0.5V

 

Normal

Battery Voltage

 

45

-

 

46

Ignition Coil (Cylinder #3) control output [With Immobilizer]

Idle

Pulse

1st Voltage: 300~400V

410V

ON Voltage: Max. 2.0V

1.5V

Ignition Coil (Cylinder #2) control output [Without Immobilizer]

Frequency        

5.2Hz

Dwell Time

2.78ms

47

-

 

 

 

 

48

-

 

 

 

 

49

-

 

 

 

 

50

-

 

 

 

 

51

-

 

 

 

 

52

-

 

 

 

 

53

-

 

 

 

 

54

-

 

 

 

 

55

2nd CAN [High]

 

 

 

 

56

2nd CAN [Low]

 

 

 

 

57

A/C Switch “ON” signal input

A/C OFF

DC

Max. 0.5V

0V

A/C ON

Battery Voltage

14.0V

58

Power Steering Pressure Switch signal input

S/W ON 

DC

Max. 0.5V

 

S/W OFF

Battery Voltage

 

59

-

 

 

 

 

60

-

 

Circuit Diagram
Яндекс.Метрика