Physical Values

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

+

-

Signal name

Input/Output

1

(G)

128

(BR)

Throttle control motor (Close)

Output

[Ignition switch: ON]

• Engine stopped
• Selector lever: D
• Accelerator pedal: Fully released

1.8 V

Courtesy of NISSAN NORTH AMERICA, INC.

2

(GR)

128

(BR)

Throttle control motor power supply

Input

[Ignition switch: ON]

Battery voltage

(11 - 14 V)

3

(L)

128

(BR)

Throttle control motor (Open)

Output

[Ignition switch: ON]

• Engine stopped
• Selector lever: D
• Accelerator pedal: Fully depressed

3.2 V

Courtesy of NISSAN NORTH AMERICA, INC.

4

(W)

8

(--)

Knock sensor

Input

[Engine is running]

• Idle speed

2.5 V

8

(--)

--

Sensor ground

(Knock sensor shield circuit)

--

--

--

9

(Y)

10

(P)

13

(L)

14

(G)

128

(BR)

Fuel injector No. 4

Fuel injector No. 3

Fuel injector No. 1

Fuel injector No. 2

Output

[Engine is running]

• Warm-up condition

• Idle speed
  NOTE: The pulse cycle changes depending on RPM at idle

Battery voltage

(11 - 14 V)

Courtesy of NISSAN NORTH AMERICA, INC.

[Engine is running]

• Warm-up condition

• Engine speed: 2, 000 RPM

Battery voltage

(11 - 14 V)

Courtesy of NISSAN NORTH AMERICA, INC.

16

(BR)

--

ECM ground

--

--

--

17

(BG)

(GR)

128

(BR)

EVAP canister purge volume control solenoid valve

Output

[Engine is running]

• Idle speed
• Accelerator pedal: Not depressed even slightly, after engine starting

Battery voltage

(11 - 14 V)

Courtesy of NISSAN NORTH AMERICA, INC.

[Engine is running]

• Engine speed: About 2, 000 RPM (More than 100 seconds after starting engine.)

Battery voltage

(11 - 14 V)

Courtesy of NISSAN NORTH AMERICA, INC.

18

(P)

128

(BR)

Fuel pump relay

Output

[Ignition switch: ON]

• For 1 second after turning ignition switch ON

[Engine is running]

0 - 1.0 V

[Ignition switch: ON]

• More than 1 second after turning ignition switch ON

Battery voltage

(11 - 14 V)

21

(V)

128

(BR)

Throttle control motor relay

Output

[Ignition switch: OFF]

Battery voltage

(11 - 14 V)

[Ignition switch: ON]

0 - 1.0 V

22

(Y)

23

(B)

Heated oxygen sensor 2

Input

[Engine is running]

• Revving engine from idle to 3, 000 RPM quickly after the following conditions are met
  • Engine: after warming up
  • Keeping the engine speed between 3, 500 and 4, 000 RPM for 1 minute and at idle for 1 minute under no load

0 - 1.0 V

23

(B)

--

Sensor ground

(Heated oxygen sensor 2)

--

--

--

25

(P)

26

(BR)

Engine oil temperature sensor

Input

[Engine is running]

0 - 4.8 V

Output voltage varies with engine oil temperature.

26

(BR)

--

Sensor ground

(Engine oil temperature sensor)

--

--

--

27

(L)

--

Sensor ground

(Engine coolant temperature sensor)

--

--

--

28

(G)

27

(L)

Engine coolant temperature sensor

Input

[Engine is running]

0 - 4.8 V

Output voltage varies with engine coolant temperature.

30

(R)

--

Sensor ground

[Camshaft position sensor (PHASE)]

--

--

--

31

(W)

30

(R)

Camshaft position sensor (PHASE)

Input

[Engine is running]

• Warm-up condition
• Idle speed
  NOTE: The pulse cycle changes depending on RPM at idle

1.0 - 2.0

Courtesy of NISSAN NORTH AMERICA, INC.

[Engine is running]

• Engine speed is 2, 000 RPM

1.0 - 2.0

Courtesy of NISSAN NORTH AMERICA, INC.

32

(B)

--

Sensor power supply

[Camshaft position sensor (PHASE)]

--

[Ignition switch: ON]

5.0 V

33

(V)

35

(BR)

Intake air temperature sensor

Input

[Engine is running]

0 - 4.8 V

Output voltage varies with intake air temperature.

34

(GR)

35

(BR)

Mass air flow sensor

Input

[Ignition switch: ON]

• Engine stopped

3, 700 Hz

[Engine is running]

• Warm-up condition
• Engine speed is 1, 500 RPM

5, 400 - 5, 900 Hz

[Engine is running]

• Warm-up condition
• Engine speed is 2, 500 RPM

5, 900 - 6, 500 Hz

[Engine is running]

• Warm-up condition
• Engine speed is 4, 000 RPM

6, 400 - 7, 300 Hz

35

(BR)

--

Sensor ground

(Mass air flow sensor, intake air temperature sensor)

--

--

--

36

(L)

--

Sensor power supply

(Mass air flow sensor, intake air temperature sensor)

--

[Ignition switch: ON]

5.0 V

37

(--)

--

Shield

--

--

--

38

(SB)

--

Sensor ground

(Engine oil pressure sensor)

--

--

--

39

(P)

38

(SB)

Engine oil pressure sensor

Input

[Engine is running]

• Warm-up condition
• Idle speed

1.3 V

Courtesy of NISSAN NORTH AMERICA, INC.

[Engine is running]

• Warm-up condition
• Engine speed is 2, 000 RPM

2.7 V

Courtesy of NISSAN NORTH AMERICA, INC.

40

(W)

38

(SB)

Sensor power supply

(Engine oil pressure sensor)

--

[Ignition switch: ON]

5.0 V

41

(Y)

128

(BR)

A/F sensor 1

Input

[Ignition switch: ON]

2.2 V

Output voltage varies with air fuel ratio.

42

(B)

--

Sensor ground

[Exhaust valve timing control position sensor]

--

--

--

43

(LG)

42

(B)

Exhaust valve timing control position sensor

Input

[Engine is running]

• Warm-up condition
• Idle speed
  NOTE: The pulse cycle changes depending on RPM at idle

1.0 - 2.0

Courtesy of NISSAN NORTH AMERICA, INC.

[Engine is running]

• Engine speed is 2, 000 RPM

1.0 - 2.0

Courtesy of NISSAN NORTH AMERICA, INC.

44

(Y)

--

Sensor power supply

[Exhaust valve timing control position sensor]

--

[Ignition switch: ON]

5 V

45

(G)

128

(BR)

A/F sensor 1

Input

[Engine is running]

• Engine speed is 2, 000 RPM

1.8 V

49

(G)

128

(BR)

Intake manifold runner control valve motor (Close)

Output

[Ignition switch ON]

• Engine coolant temperature: Between -7 deg.C (19 deg.F) and 60 deg.C (140 deg.F)
• Accelerator pedal: Depressed -> fully released

Battery voltage appears for about 1 second.

50

(V)

128

(BR)

Intake manifold runner control valve motor power supply

Input

[Ignition switch: ON]

Battery voltage

(11 - 14 V)

51

(Y)

128

(BR)

Intake manifold runner control valve motor (Open)

Output

[Ignition switch ON]

• Engine coolant temperature: Between -7 deg.C (19 deg.F) and 60 deg.C (140 deg.F)
• Accelerator pedal: Fully released -> depressed

Battery voltage appears for about 1 second.

52

(B)

--

ECM ground

--

--

--

53

(P)

128

(BR)

A/F sensor 1 heater

Input

[Engine is running]

• Warm-up condition
• Idle speed

  (More than 140 seconds after starting engine)

2.9 - 8.8 V

Courtesy of NISSAN NORTH AMERICA, INC.

54

(V)

128

(BR)

Heated oxygen sensor 2 heater

Output

[Engine is running]

• Engine speed: Below 3, 600 RPM after the following conditions are met
  • Engine: after warming up
  • Keeping the engine speed between 3, 500 and 4, 000 RPM for 1 minute and at idle for 1 minute under no load

10 V

Courtesy of NISSAN NORTH AMERICA, INC.

[Ignition switch: ON]

• Engine stopped

[Engine is running]

• Engine speed: Above 3, 600 RPM

Battery voltage

(11 - 14 V)

56

(GR)

128

(BR)

Intake valve timing intermediate lock control solenoid valve

Output

[Engine is running]

• Warm-up condition
• Idle speed

0 V

[Engine is running]

• Cold condition [Engine coolant temperature: below 60 deg.C (140 deg.F)]
• Idle speed

Battery voltage

(11 - 14 V)

58

(B)

--

Sensor ground

[Atmospheric pressure sensor^*1 /EVAP line pressure sensor^*2 ]

--

--

--

59

(W)^*1

(SB^*2 )

58

(B)

Atmospheric pressure sensor^*1 /EVAP line pressure sensor^*2

Output

[Engine is running]

• Warm-up condition
• Idle speed

1.2 V

[Engine is running]

• Warm-up condition
• Engine speed: 2, 000 RPM

1.5 V

60

(R)

--

Sensor power supply

[Atmospheric pressure sensor^*1 /EVAP line pressure sensor^*2 ]

--

[Ignition switch: ON]

5.0 V

70

(BR)

--

Sensor ground

[Crankshaft position sensor (POS)]

--

--

--

71

(GR)

70

(BR)

Crankshaft position sensor (POS)

Input

[Engine is running]

• Warm-up condition
• Idle speed
  NOTE: The pulse cycle changes depending on RPM at idle

4.0 V

Courtesy of NISSAN NORTH AMERICA, INC.

[Engine is running]

• Engine speed: 2, 000 RPM

4.0 V

Courtesy of NISSAN NORTH AMERICA, INC.

72

(L)

--

Sensor power supply

[Crankshaft position sensor (POS)]

--

[Ignition switch: ON]

5.0 V

73

(--)

--

Shield

--

--

--

77

(W)

78

(B)

Throttle position sensor 2

Input

[Ignition switch: ON]

• Engine stopped
• Selector lever: D
• Accelerator pedal: Fully released

Less than 4.75 V

[Ignition switch: ON]

• Engine stopped
• Selector lever: D
• Accelerator pedal: Fully depressed

More than 0.36 V

78

(B)

--

Sensor ground

(Throttle position sensor 1, 2)

--

--

--

79

(G)

78

(B)

Throttle position sensor 1

Input

[Ignition switch: ON]

• Engine stopped
• Selector lever: D
• Accelerator pedal: Fully released

More than 0.36 V

[Ignition switch: ON]

• Engine stopped
• Selector lever: D
• Accelerator pedal: Fully depressed

Less than 4.75 V

80

(R)

--

Sensor power supply

(Throttle position sensor)

--

[Ignition switch: ON]

5.0 V

81

(R)

128

(BR)

Power supply for ECM (Backup)

Input

[Ignition switch: OFF]

Battery voltage

(11 - 14 V)

83

(L)

92

(LG)

Intake manifold runner control valve position sensor

Input

[Ignition switch ON]

• Engine coolant temperature: Between -7 deg.C (19 deg.F) and 60 deg.C (140 deg.F)
• Accelerator pedal: Fully released

Less than 1.4 V

[Ignition switch ON]

• Engine coolant temperature: Between -7 deg.C (19 deg.F) and 60 deg.C (140 deg.F)
• Accelerator pedal: Slightly depressed

More than 2.8 V

84

(V)

--

Sensor power supply

(Intake manifold runner control valve position sensor)

--

[Ignition switch: ON]

5.0 V

85

(G)

--

Lin communication line

Input/Output

--

--

86

(Y)

128

(BR)

Ignition signal No. 1

Output

[Engine is running]

• Warm-up condition
• Idle speed
  NOTE: The pulse cycle changes depending on RPM at idle

0 - 0.1 V

Courtesy of NISSAN NORTH AMERICA, INC.

87

(BR)

Ignition signal No. 2

90

(W)

Ignition signal No. 3

[Engine is running]

• Warm-up condition
• Engine speed: 2, 000 RPM

0 - 0.2 V

Courtesy of NISSAN NORTH AMERICA, INC.

91

(SB)

Ignition signal No. 4

89

(P)

128

(BR)

ECM relay

(Self shut-off)

Output

[Engine is running]

[Ignition switch: OFF]

• A few seconds after turning ignition switch OFF

0 - 1.0 V

[Ignition switch: OFF]

• More than a few seconds after turning ignition switch OFF

Battery voltage

(11 - 14 V)

92

(LG)

--

Sensor ground

(Intake manifold runner control valve position sensor)

--

--

--

93

(L)

128

(BR)

Intake valve timing control solenoid valve

Output

[Engine is running]

• Warm-up condition
• Idle speed

0 V

[Engine is running]

• Warm-up condition
• When revving engine up to 2, 000rpm Quickly

Battery voltage

(11 - 14 V)

Courtesy of NISSAN NORTH AMERICA, INC.

94

(BR)

128

(BR)

Exhaust valve timing control solenoid valve

Output

[Engine is running]

• Warm-up condition
• Idle speed

0 V

[Engine is running]

• Warm-up condition
• Engine speed: 2, 000 RPM

Battery voltage

(11 - 14 V)

97

(GR)

128

(BR)

EVAP canister vent control valve

Output

[Ignition switch: ON]

Battery voltage

(11 - 14 V)

99

(P)

--

CAN communication line

(CAN-L)

Input/Output

--

--

100

(L)

--

CAN communication line

(CAN-H)

Input/Output

--

--

103

(Y)

124

(W)

Refrigerant pressure sensor

Input

[Engine is running]

• Warm-up condition
• Both A/C switch and blower fan motor switch: ON (Compressor operates)

1.0 - 4.0 V

104

(R)

--

Sensor power supply

(Refrigerant pressure sensor)

--

[Ignition switch: ON]

5.0 V

109

(LG)

128

(BR)

Ignition switch

Input

[Ignition switch: OFF]

0 V

[Ignition switch: ON]

Battery voltage

(11 - 14 V)

110

(G)

111

(BR)

ASCD steering switch

Input

[Ignition switch: ON]

• ASCD steering switch: OFF

4 V

[Ignition switch: ON]

• MAIN switch: Pressed

0 V

[Ignition switch: ON]

• CANCEL switch: Pressed

1 V

[Ignition switch: ON]

• ACCEL/RES switch: Pressed

3 V

[Ignition switch: ON]

• COAST/SET switch: Pressed

2 V

111

(BR)

--

Sensor ground

(ASCD steering switch)

--

--

--

113

(R)

--

Sensor power supply

(EVAP control system pressure sensor)

--

[Ignition switch: ON]

5.0 V

114

(BR)

124

(W)

EVAP control system pressure sensor

Input

[Ignition switch: ON]

0.5 - 4.6 V

115

(V)

128

(BR)

Stop lamp switch

Input

[Ignition switch: OFF]

• Brake pedal: Fully released

0 V

[Ignition switch: OFF]

• Brake pedal: Slightly depressed

Battery voltage

(11 - 14 V)

116

(GR)

128

(BR)

Brake pedal position switch

Input

[Ignition switch: OFF]

• Brake pedal: Fully released

Battery voltage

(11 - 14 V)

117

(W)

128

(BR)

PNP signal

Input

[Ignition switch: ON]

• Selector lever: P or N

Battery voltage

(11 - 14 V)

[Ignition switch: ON]

• Selector lever: Except above

0 V

118

(SB)

--

Sensor power supply

(Accelerator pedal position sensor 2)

--

[Ignition switch: ON]

5.0 V

119

(Y)

120

(LG)

Accelerator pedal position sensor 2

Input

[Ignition switch: ON]

• Engine stopped
• Accelerator pedal: Fully released

0.25 - 0.5 V

[Ignition switch: ON]

• Engine stopped
• Accelerator pedal: Fully depressed

2.0 - 2.5 V

120

(LG)

--

Sensor ground

(Accelerator pedal position sensor 2)

--

--

--

121

(BR)

128

(BR)

Power supply for ECM

Input

[Ignition switch: ON]

Battery voltage

(11 - 14 V)

122

(V)

--

Sensor power supply

(Accelerator pedal position sensor 1)

--

[Ignition switch: ON]

5.0 V

123

(BR)

--

ECM ground

--

--

--

124

(W)

--

Sensor ground

(EVAP control system pressure sensor, refrigerant pressure sensor)

--

--

--

125

(BG)

128

(BR)

Fuel tank temperature sensor

Input

[Engine is running]

0 - 4.8 V

Output voltage varies with fuel tank temperature

126

(GR)

127

(R)

Accelerator pedal position sensor 1

Input

[Ignition switch: ON]

• Engine stopped
• Accelerator pedal: Fully released

0.5 - 1.0 V

[Ignition switch: ON]

• Engine stopped
• Accelerator pedal: Fully depressed

4.2 - 4.8 V

127

(R)

--

Sensor ground

(Accelerator pedal position sensor 1)

--

--

--

128

(BR)

--

ECM ground

--

--

--