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Home >> Nissan-Datsun >> 2016 >> NV200 SV >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Introduction, Wiring Diagrams And Basic Inspection) >> Ecu Diagnosis Information >> ECM >> Reference Value >> Physical Values

Physical Values

NOTE:
  • ECM is located in the engine room left side near battery.
  • Specification data are reference values and are measured between each terminal and ground.
  • Pulse signal is measured by CONSULT.
Terminal No.
(Wire color)		 Description Condition Value
(Approx.)
+ - Signal name Input/Output
1
(L)		 112
(B)		 Throttle control motor
(Open)		 Output [Ignition switch: ON] 
  • Engine stopped
  • Shift lever: D
  • Accelerator pedal: Fully depressed
 Approximately 3.2 VSTARF
STARFGNSPBIA8150J-150Courtesy of NISSAN NORTH AMERICA, INC.
2
(SB)		 112
(B)		 Throttle control motor power supply Input [Ignition switch: ON]  Battery voltage
(11 - 14 V)
3
(G)		 112
(B)		 A/F sensor 1 heater Output [Engine is running] 
  • Warm-up condition 
  • Idle speed

    (More than 140 seconds after starting engine)

 Approximately 2.9 - 8.8 VSTARF
STARFGNSPBIA8148J-148Courtesy of NISSAN NORTH AMERICA, INC.
4
(P)		 112
(B)		 Throttle control motor (Close) Output [Ignition switch: ON] 
  • Engine stopped
  • Shift lever: D
  • Accelerator pedal: Fully released
 Approximately 1.8 VSTARF
STARFGNSPBIA8149J-149Courtesy of NISSAN NORTH AMERICA, INC.
5
(G)		 112
(B)		 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.
 Approximately 10 VSTARF
STARFGNSPBIA8148J-148Courtesy of NISSAN NORTH AMERICA, INC.
[Ignition switch: ON] 
  • Engine stopped

[Engine is running] 
  • Engine speed: Above 3, 600 rpm.
 Battery voltage
(11 - 14 V)
9
(P)		 112
(B)		 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)STARF
STARFG06152620Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running] 
  • Engine speed: About 2, 000 rpm (More than 100 seconds after starting engine)
 Approximately 10 VSTARF
STARFGNSPBIB0520E-520Courtesy of NISSAN NORTH AMERICA, INC.
10
(B)		 - ECM ground - - -
11
(B)		 - ECM ground - - -
15
(Y)		 112
(B)		 Throttle control motor relay Output [Ignition switch: OFF]  Battery voltage
(11 - 14 V)
[Ignition switch: ON]  0 - 1.0 V
17
(R)
18
(LG)
21
(G)
22
(SB)		 112
(B)		 Ignition signal No. 1
Ignition signal No. 2
Ignition signal No. 4
Ignition signal No. 3		 Input [Engine is running] 
  • Warm-up condition 
  • Idle speed
    NOTE:

    The pulse cycle changes depending on rpm at idle.

 0 - 0.3 VSTARF
STARFG04811998Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running] 
  • Warm-up condition 
  • Engine speed: 2, 500 rpm.
 0.2 - 0.5 VSTARF
STARFGNSPBIA9266J-266Courtesy of NISSAN NORTH AMERICA, INC.
23
(GR)		 112
(B)		 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)
25
(V)
29
(Y)
30
(R)
31
(L)		 112
(B)		 Fuel injector No. 4
Fuel injector No. 3
Fuel injector No. 2
Fuel injector No. 1		 Output [Engine is running] 
  • Warm-up condition 
  • Idle speed
    NOTE:

    The pulse cycle changes depending on rpm at idle.

 Battery voltage
(11 - 14 V)STARF
STARFG06152981Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running] 
  • Warm-up condition 
  • Engine speed: 2, 000 rpm
 Battery voltage
(11 - 14 V)STARF
STARFGNSPBIA4943J-943Courtesy of NISSAN NORTH AMERICA, INC.
26
(O)		 112
(B)		 EVAP canister vent control valve Output [Ignition switch: ON]  Battery voltage
(11 - 14 V)
32
(P)		 112
(B)		 ECM relay
(Self shut-off)		 Output [Engine is running] 
[Ignition switch: OFF] 
  • For 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)
33
(L)		 36
(Y)		 Throttle position sensor 1 Input [Ignition switch: ON] 
  • Engine stopped
  • Shift lever: D
  • Accelerator pedal: Fully released
 More than 0.36 V
[Ignition switch: ON] 
  • Engine stopped
  • Shift lever: D
  • Accelerator pedal: Fully depressed
 Less than 4.75 V
34
(BR)		 36
(Y)		 Throttle position sensor 2 Input [Ignition switch: ON] 
  • Engine stopped
  • Shift lever: D
  • Accelerator pedal: Fully released
 Less than 4.75 V
[Ignition switch: ON] 
  • Engine stopped
  • Shift lever: D
  • Accelerator pedal: Fully depressed
 More than 0.36 V
36
(Y)		 - Sensor ground
(Throttle position sensor)		 - - -
37
(W)		 40
(SHIELD)		 Knock sensor Input [Engine is running] 
  • Idle speed
 Approximately 2.5 V
38
(P)		 44
(B)		 Engine coolant temperature sensor Input [Engine is running]  Approximately 0 - 4.8 V
Output voltage varies with engine coolant temperature.
40
(SHIELD)		 - Sensor ground
(Knock sensor)		 - - -
42
(L)		 112
(B)		 Fuel tank temperature sensor Input [Engine is running]  Approximately 0 - 4.8 V
Output voltage varies with fuel tank temperature
43
(LG)		 68
(BR)		 EVAP control system pressure sensor Input [Ignition switch: ON]  Approximately 1.8 - 4.8 V
44
(B)		 - Sensor ground
(Engine coolant temperature sensor)		 - - -
45
(G)		 52
(LG)		 Mass air flow sensor Input [Engine is running] 
  • Warm-up condition 
  • Idle speed
 0.7 - 1.1 V
[Engine is running] 
  • Warm-up condition 
  • Engine speed: 2, 500 rpm
 1.3 - 1.7 V
46
(V)		 55
(LG)		 Intake air temperature
sensor		 Input [Engine is running]  Approximately 0 - 4.8 V
Output voltage varies with intake air temperature.
47
(W)		 60
(W)		 Engine oil pressure sensor Input [Engine is running] 
  • Warm-up condition 
  • Idle speed
 1.3 VSTARF
STARFGNSJPBIA3359ZZ-359Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running] 
  • Warm-up condition 
  • Engine speed is 2, 000 rpm
 1.3 VSTARF
STARFGNSJPBIA3360ZZ-360Courtesy of NISSAN NORTH AMERICA, INC.
49
(L)		 112
(B)		 A/F sensor 1 Input [Engine is running] 
  • Warm-up condition 
  • Engine speed: 2, 000 rpm
 Approximately 1.8 V
Output voltage varies with air fuel ratio.
50
(W)		 59
(L)		 Heated oxygen sensor 2   [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 - Approximately 1.0 V
52
(LG)		 - Sensor ground
(Mass air flow sensor)		 - - -
53
(P)		 112
(B)		 A/F sensor 1 Input [Ignition switch: ON]  Approximately 2.2 V
54
(O)		 - Sensor ground
(Engine oil temperature sensor)		 - - -
55
(LG)		 - Sensor ground
(Intake air temperature sensor)		 - - -
57
(Y)		 54
(O)		 Engine oil temperature sensor Input [Engine is running]  Approximately 0 - 4.8 V
Output voltage varies with engine coolant temperature.
58
(G)		 68
(BR)		 Battery current sensor Input [Engine is running]
  • Battery: Fully charged*
  • Idle speed
 2.6 - 3.5 V
59
(L)		 - Sensor ground
(Heated oxygen sensor 2)		 - - -
60
(G)		 - Sensor ground
(Engine oil pressure sensor)		 - - -
61
(W)		 62
(R)		 Crankshaft position sensor (POS) Input [Engine is running] 
  • Warm-up condition 
  • Idle speed
    NOTE:

    The pulse cycle changes depending on rpm at idle.

 Approximately 4.0 VSTARF
STARFGNSPBIB2998E-998Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running] 
  • Engine speed: 2, 000 rpm
 Approximately 4.0 VSTARF
STARFGNSPBIB2999E-999Courtesy of NISSAN NORTH AMERICA, INC.
62
(R)		 - Sensor ground
[Crankshaft position sensor (POS)]		 - - -
63
(B)		 - Sensor ground
[Camshaft position sensor (PHASE)]		 - - -
65
(R)		 63
(B)		 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 VSTARF
STARFGNSPBIB2986E-986Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running] 
  • Engine speed: 2, 000 rpm.
 1.0 - 2.0 VSTARF
STARFGNSPBIB2987E-987Courtesy of NISSAN NORTH AMERICA, INC.
68
(BR)		 - Sensor ground
(EVAP control system pressure sensor, battery current sensor)		 - - -
69
(LG)		 112
(B)		 PNP signal Input [Ignition switch: ON] 
  • Shift lever: P or N
 Battery voltage
(11 - 14 V)
[Ignition switch: ON] 
  • Except above
 Approximately 0 V
71
(B)		 68
(BR)		 Sensor power supply
(EVAP control system pressure sensor, battery current sensor)		 Output [Ignition switch: ON]  Approximately 5 V
72
(V)		 36
(Y)		 Sensor power supply
(Throttle position sensor)		 Output [Ignition switch: ON]  Approximately 5 V
73
(P)		 112
(B)		 Intake valve timing control solenoid valve Output [Engine is running] 
  • Warm-up condition 
  • Idle speed
 Battery voltage
(11 - 14 V)
[Engine is running] 
  • Warm-up condition 
  • When revving engine up to 2, 000 rpm quickly
 7 - 10 VSTARF
STARFGNSJMBIA1638GB-638Courtesy of NISSAN NORTH AMERICA, INC.
74
(R)		 60
(W)		 Sensor power supply
(Engine oil pressure sensor)		 Output [Ignition switch: ON]  Approximately 5 V
75
(B)		 62
(R)		 Sensor power supply
[Crankshaft position sensor (POS)]		 Output [Ignition switch: ON]  Approximately 5 V
78
(L)		 63
(B)		 Sensor power supply
[Camshaft position sensor (PHASE)]		 Output [Ignition switch: ON]  Approximately 5 V
81
(R)		 112
(B)		 Power supply for ECM (Back-up) Input [Ignition switch: ON]  Battery voltage
(11 - 14 V)
83
(P)		 - CAN communication line
(CAN-L)		 Input/Output - -
84
(L)		 - CAN communication line
(CAN-H)		 Input/Output - -
85
(SB)		 98
(GR)		 Refrigerant pressure sensor Input [Engine is running] 
  • Warm-up condition 
  • Both A/C switch and blower fan switch: ON (Compressor operates.)
 1.0 - 4.0 V
88
(SB)		 - DATA link connector - - -
93
(SB)		 112
(B)		 Ignition switch   [Ignition switch: OFF]  0 V
  [Ignition switch: ON]  Battery voltage
(11 - 14 V)
94
(P)		 95
(B)		 ASCD steering switch Input [Ignition switch: ON] 
  • ASCD steering switch: OFF
 Approximately 4 V
[Ignition switch: ON] 
  • MAIN switch: Pressed
 Approximately 0 V
[Ignition switch: ON] 
  • CANCEL switch: Pressed
 Approximately 1 V
[Ignition switch: ON] 
  • RESUME/ACCELERATE switch: Pressed
 Approximately 3 V
[Ignition switch: ON] 
  • SET/COAST switch: Pressed
 Approximately 2 V
95
(B)		 - Sensor ground
(ASCD steering switch)		 - - -
98
(GR)		 - Sensor ground
(Refrigerant pressure sensor)		 - - -
99
(R)		 112
(B)		 Stop lamp switch Input [Ignition switch: OFF] 
  • Brake pedal: Fully released
 Approximately 0 V
[Ignition switch: OFF] 
  • Brake pedal: Slightly depressed
 Battery voltage
(11 - 14 V)
100
(SB)		 112
(B)		 Brake pedal position switch Input [Ignition switch: ON] 
Brake pedal: Slightly depressed		 Approximately 0 V
[Ignition switch: ON] 
Brake pedal: Fully released		 Battery voltage
(11 - 14 V)
101
(W)		 98
(GR)		 Sensor power supply
(Refrigerant pressure sensor)		 Output [Ignition switch: ON]  Approximately 5 V
102
(BR)		 104
(R)		 Sensor power supply
(Accelerator pedal position sensor 2)		 Output [Ignition switch: ON]  Approximately 5 V
103
(W)		 104
(R)		 Accelerator pedal position sensor 2 Input [Ignition switch: ON] 
  • Engine stopped
  • Accelerator pedal: Fully released
 0.3 - 0.6 V
[Ignition switch: ON] 
  • Engine stopped
  • Accelerator pedal: Fully depressed
 1.95 - 2.4 V
104
(R)		 - Sensor ground
(Accelerator pedal position sensor 2)		 - - -
105
(G)		 112
(B)		 Power supply for ECM Input [Ignition switch: ON]  Battery voltage
(11 - 14 V)
106
(V)		 111
(GR)		 Sensor power supply
(Accelerator pedal position sensor 1)		 Output [Ignition switch: ON]  Approximately 5 V
108
(B)		 - ECM ground - - -
109
(B)		 - ECM ground - - -
110
(SB)		 111
(GR)		 Accelerator pedal position sensor 1 Input [Ignition switch: ON] 
  • Engine stopped
  • Accelerator pedal: Fully released
 0.6 - 0.9 V
[Ignition switch: ON] 
  • Engine stopped
  • Accelerator pedal: Fully depressed
 3.9 - 4.7 V
111
(GR)		 - Sensor ground
(Accelerator pedal position sensor 1)		 - - -
112
(B)		 - ECM ground - - -

STARF : Average voltage for pulse signal (Actual pulse signal can be confirmed by oscilloscope.)

* : Before measuring the terminal voltage, confirm that the battery is fully charged. Refer to HOW TO HANDLE BATTERY .

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