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Home >> Nissan-Datsun >> 2017 >> Versa Note SL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Introduction, Wiring Diagrams And Basic Inspection) >> Ecu Diagnosis Information >> ECM >> Reference Value >> Physical Values
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Physical Values

NOTE:
  • Connect a break-out box and harness adapter between the ECM and ECM harness connector.
    • Use extreme care not to touch 2 pins at one time.
    • Data is for comparison and may not be exact.
  • Specification data are reference values and are measured between each terminals.
  • Pulse signal is measured by CONSULT.
Terminal No. Description Condition Value
(Approx.)
+ - Signal name Input/Output
1
(L)		 108
(B)		 Throttle control motor (Open) Output [Ignition switch: ON]
  • Engine stopped
  • Shift lever: D (CVT), 1st (M/T)
  • Accelerator pedal: Fully depressed
 2.6 VSTARF
STARFGNSJMBIA0213GB-213Courtesy of NISSAN NORTH AMERICA, INC.
2
(L/W)		 108
(B)		 Throttle control motor power supply Input [Ignition switch: ON] BATTERY VOLTAGE
(11 - 14 V)
3
(G/W)		 108
(B)		 A/F sensor 1 heater Output [Engine is running]
  • Warm-up condition
  • Idle speed

    (More than 140 seconds after starting engine)

 2.9 - 8.8 VSTARF
STARFGNSJSBIA0714GB-714Courtesy of NISSAN NORTH AMERICA, INC.
4
(P)		 108
(B)		 Throttle control motor (Close) Output [Ignition switch: ON]
  • Engine stopped
  • Shift lever: D (CVT), 1st (M/T)
  • Accelerator pedal: Fully released
 1.8 VSTARF
STARFGNSJMBIA0215GB-215Courtesy of NISSAN NORTH AMERICA, INC.
5
(BR/W)		 59
(L/Y)		 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 VSTARF
STARFGNSJMBIA0214GB-214Courtesy 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
(SB)		 108
(B)		 EVAP canister purge volume control solenoid valve Output [Engine is running]
  • Idle speed
 BATTERY VOLTAGE
(11 - 14 V)STARF
STARFGNSJMBIA0039GB-039Courtesy 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)STARF
STARFGNSJMBIA0216GB-216Courtesy of NISSAN NORTH AMERICA, INC.
10
(B)		 - ECM ground - - -
11
(B/Y)		 - ECM ground - - -
12
(L/W)		 108
(B)		 Fuel injector No. 1 (Rear) 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
STARFGNSJMBIA0221GB-221Courtesy of NISSAN NORTH AMERICA, INC.
16
(G)		 Fuel injector No. 3 (Rear)
20
(LG)		 Fuel injector No. 2 (Rear)
24
(R)		 Fuel injector No. 4 (Rear)
25
(R)		 Fuel injector No. 4 (Front) [Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
 BATTERY VOLTAGE
(11 - 14 V)STARF
STARFGNSJMBIA0222GB-222Courtesy of NISSAN NORTH AMERICA, INC.
29
(G)		 Fuel injector No. 3 (Front)
30
(O)		 Fuel injector No. 2 (Front)
31
(L)		 Fuel injector No. 1 (Front)
15
(G/W)		 108
(B)		 Throttle control motor relay Output [Ignition switch: OFF] BATTERY VOLTAGE
(11 - 14 V)
[Ignition switch: ON] 0 - 1.0 V
17
(V)		 108
(B)		 Ignition signal No. 1 Output [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE:

    The pulse cycle changes depending on RPM at idle

 0 - 0.3 VSTARF
STARFGNSJMBIA0219GB-219Courtesy of NISSAN NORTH AMERICA, INC.
18
(Y/B)		 Ignition signal No. 2
21
(W)		 Ignition signal No. 4 [Engine is running]
  • Warm-up condition
  • Engine speed: 2, 500 RPM
 0.2 - 0.5 VSTARF
STARFGNSJMBIA0220GB-220Courtesy of NISSAN NORTH AMERICA, INC.
22
(BR)		 Ignition signal No. 3
23
(GR)		 108
(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)
26
(P)		 108
(B)		 EVAP canister vent control valve Output [Ignition switch: ON] BATTERY VOLTAGE
(11 - 14 V)
32
(P)		 108
(B)		 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)
33
(W)		 36
(R)		 Throttle position sensor 1 Input [Ignition switch: ON]
  • Engine stopped
  • Shift lever: D (CVT), 1st (M/T)
  • Accelerator pedal: Fully released
 More than 0.36 V
[Ignition switch: ON]
  • Engine stopped
  • Shift lever: D (CVT), 1st (M/T)
  • Accelerator pedal: Fully depressed
 Less than 4.75 V
34
(B)		 36
(R)		 Throttle position sensor 2 Input [Ignition switch: ON]
  • Engine stopped
  • Shift lever: D (CVT), 1st (M/T)
  • Accelerator pedal: Fully released
 Less than 4.75 V
[Ignition switch: ON]
  • Engine stopped
  • Shift lever: D (CVT), 1st (M/T)
  • Accelerator pedal: Fully depressed
 More than 0.36 V
36
(R)		 - Sensor ground
(Throttle position sensor)		 - - -
37
(W)		 40
(L)		 Knock sensor Input [Engine is running]
  • Idle speed
 2.5 V
38
(LG/B)		 44
(P)		 Engine coolant temperature sensor Input [Engine is running] 0 - 4.8 V
Output voltage varies with engine coolant temperature.
39
(L)		 68
(R)		 Battery temperature sensor Input [Engine is running]
  • Battery temperature: 25°C (°F)
  • Idle speed
 3.5 V
40
(L)		 - Sensor ground
(Knock sensor shield circuit)		 - - -
42
(L)		 51
(P)		 Fuel tank temperature sensor Input [Engine is running] 0 - 4.8 V
Output voltage varies with fuel tank temperature.
43
(SB)		 68
(R)		 EVAP control system pressure sensor Input [Ignition switch: ON] 0.5 - 4.6 V
44
(P)		 - Sensor ground
(Engine coolant temperature sensor)		 - - -
45
(G/B)		 52
(LG)		 Mass air flow sensor Input [Ignition switch ON]
  • Engine stopped
 0.4 V
[Engine is running]
  • Warm-up condition
  • Idle speed
 0.8 - 1.3 V
[Engine is running]
  • Warm-up condition
  • Engine is revving from idle to about 4, 000 RPM
 0.8 - 1.3 to 2.4 V
(Check for linear voltage rise in response to engine being increased to about 4, 000 RPM.)
46
(V)		 55
(G/L)		 Intake air temperature sensor Input [Engine is running] 0 - 4.8 V
Output voltage varies with intake air temperature.
47
(Y)		 60
(L)		 Engine oil pressure sensor Input [Engine is running]
  • Warm-up condition
  • Idle speed
 1.0 - 2.0 V
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
 1.5 - 3.5 V
48
(W/R)		 63
(W)		 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

 4.3 VSTARF
STARFGNSJSBIA0716GB-716Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running]
  • Engine speed: 2, 000 RPM
 4.3 VSTARF
STARFGNSJSBIA0717GB-717Courtesy of NISSAN NORTH AMERICA, INC.
49
(G)		 108
(B)		 A/F sensor 1 Input [Ignition switch: ON] 2.2 V
50
(L/R)		 59
(L/Y)		 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
51
(P)		 - Sensor ground
(Fuel tank temperature sensor)		 - - -
52
(LG)		 - Sensor ground
(Mass air flow sensor)		 - - -
53
(L)		 108
(B)		 A/F sensor 1 Input [Engine is running]
  • Warm-up condition
  • Engine speed: 2, 500 RPM
 1.8 V
Output voltage varies with air fuel ratio.
54
(BR)		 - Sensor ground
(Engine oil temperature sensor)		 - - -
55
(G/L)		 - Sensor ground
(Intake air temperature sensor)		 - - -
57
(P)		 54
(BR)		 Engine oil temperature sensor Input [Engine is running] 0 - 4.8 V
Output voltage varies with engine oil temperature.
58
(BR)		 68
(R)		 Battery current sensor Input [Engine is running]
  • Battery: Fully charged *
  • Idle speed
 2.6 - 3.5 V
59
(L/Y)		 - Sensor ground
(Heated oxygen sensor 2)		 - - -
60
(L)		 - Sensor ground
(Engine oil pressure sensor)		 - - -
61
(L/O)		 62
(G)		 Crankshaft position sensor Input [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE:

    The pulse cycle changes depending on RPM at idle

 4.0 VSTARF
STARFGNSJMBIA2185GB-185Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running]
  • Engine speed: 2, 000 RPM
 4.0 VSTARF
STARFGNSJMBIA2186GB-186Courtesy of NISSAN NORTH AMERICA, INC.
62
(G)		 - Sensor ground
(Crankshaft position sensor)		 - - -
63
(W)		 - Sensor ground
(Camshaft position sensor)		 - - -
65
(R/W)		 63
(W)		 Camshaft position sensor Input [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE:

    The pulse cycle changes depending on RPM at idle

 4.3 VSTARF
STARFGNSJSBIA0718GB-718Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running]
  • Engine speed is 2, 000 RPM
 4.3 VSTARF
STARFGNSJSBIA0719GB-719Courtesy of NISSAN NORTH AMERICA, INC.
68
(R)		 - Sensor ground
(EVAP control system pressure sensor, battery current sensor, battery temperature sensor)		 - - -
69
(BR)		 108
(B)		 Park/Neutral position signal Input [Ignition switch: ON]
  • Shift lever: Neutral
 BATTERY VOLTAGE
(11 - 14 V)
[Ignition switch: ON]
  • Shift lever: Except above position
 0 V
70
(L/Y)		 - Engine communication line Input/Output - -
71
(Y)		 68
(R)		 Sensor power supply
(EVAP control system pressure sensor, battery current sensor, battery temperature sensor)		 - [Ignition switch: ON] 5 V
72
(G)		 36
(R)		 Sensor power supply
(Throttle position sensor)		 - [Ignition switch: ON] 5 V
73
(P)		 108
(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
STARFGNSJSBIA0720GB-720Courtesy of NISSAN NORTH AMERICA, INC.
74
(O)		 60
(L)		 Sensor power supply
(Engine oil pressure sensor)		 - [Ignition switch: ON] 5 V
75
(O)		 62
(G)		 Sensor power supply
(Crankshaft position sensor)		 - [Ignition switch: ON] 5 V
77
(P/W)		 108
(B)		 Exhaust 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
STARFGNSJSBIA0720GB-720Courtesy of NISSAN NORTH AMERICA, INC.
78
(BR)		 63
(W)		 Sensor power supply
(Camshaft position sensor)		 - [Ignition switch: ON] 5 V
81
(V)		 108
(B)		 Power supply for ECM
(Back-up)		 Input [Ignition switch: OFF] BATTERY VOLTAGE
(11 - 14 V)
83
(P)		 - CAN - L Input/Output - -
84
(L)		 - CAN - H Input/Output - -
85
(V)		 98
(LG)		 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
(GR)		 - Data link connector Input/Output - -
92
(R)		 - Clutch pedal position switch Input [Ignition switch: ON]
  • Clutch pedal: Fully released
 0 V
[Ignition switch: ON]
  • Clutch pedal: Fully depressed
 BATTERY VOLTAGE
(11 - 14 V)
93
(L)		 108
(B)		 Ignition switch Input [Ignition switch: OFF] 0 V
[Ignition switch: ON] BATTERY VOLTAGE
(11 - 14 V)
94
(Y)		 95
(B)		 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
95
(B)		 - Sensor ground
(ASCD steering switch)		 - - -
98
(LG)		 - Sensor ground
(Refrigerant pressure sensor)		 - - -
99
(LG)		 108
(B)		 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)
100
(G)		 108
(B)		 Brake pedal position switch Input [Ignition switch: OFF]
  • Brake pedal: Fully released
 BATTERY VOLTAGE
(11 - 14 V)
[Ignition switch: OFF]
  • Brake pedal: Slightly depressed
 0 V
101
(W)		 98
(LG)		 Sensor power supply
(Refrigerant pressure sensor)		 - [Ignition switch: ON] 5 V
102
(BR)		 104
(Y)		 Sensor power supply
(Accelerator pedal position sensor 2)		 - [Ignition switch: ON] 5 V
103
(GR)		 104
(Y)		 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
(Y)		 - Sensor ground
(Accelerator pedal position sensor 2)		 - - -
105
(G)		 108
(B)		 Power supply for ECM Input [Ignition switch: ON] BATTERY VOLTAGE
(11 - 14 V)
106
(V)		 111
(P)		 Sensor power supply
(Accelerator pedal position sensor 1)		 - [Ignition switch: ON] 5 V
108
(B)		 - ECM ground - - -
110
(SB)		 111
(P)		 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
(P)		 - Sensor ground
(Accelerator pedal position sensor 1)		 - - -

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 WORK FLOW .

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