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Home >> Infiniti >> 2016 >> Q50 Base, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 47 (Engine Control System (Introduction) (Hybrid)) >> Ecu Diagnosis Information >> ECM >> Reference Value >> Physical Values
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Physical Values

WARNING: This page is about a different variant/trim than selected.
NOTE:
  • Specification data are reference values and are measured between each terminal and ground.
  • Pulse signal is measured by CONSULT.
  • If necessary, perform "INSPECTION MODE 5". Refer to DESCRIPTION .
Terminal No.
(Wire color)
Description Condition Value
(Approx.)
+ - - Signal name Input/Output
1
(W)
128
(B)
A/F sensor 1 heater
(bank 1)
Output [Engine is running]
  • Warm-up condition
  • Idle speed

    (More than 140 seconds after starting engine)

2.9 - 8.8 VSTARF
STARFGNSJMBIA0030GB-030Courtesy of NISSAN NORTH AMERICA, INC.
2
(G)
128
(B)
Throttle control motor (Open) (bank 1) Output [Ignition switch: ON]
  • Engine stopped
  • Selector lever: D
  • Accelerator pedal: Fully depressed
0 - 14 VSTARF
STARFGNSJMBIA0031GB-031Courtesy of NISSAN NORTH AMERICA, INC.
[Ignition switch: ON]
  • Engine stopped
  • Selector lever: D
  • Accelerator pedal: Fully released
0 - 14 VSTARF
STARFGNSJMBIA0032GB-032Courtesy of NISSAN NORTH AMERICA, INC.
3
(R)
128
(B)
Throttle control motor power supply (bank 1) Input [Ignition switch: ON] BATTERY VOLTAGE
(11 - 14 V)
4
(GR)
128
(B)
Throttle control motor (Close) (bank 1) Output [Ignition switch: ON]
  • Engine stopped
  • Selector lever: D
  • Accelerator pedal: In the middle of releasing operation
0 - 14 VSTARF
STARFGNSJMBIA0033GB-033Courtesy of NISSAN NORTH AMERICA, INC.
5
(LG)
128
(B)
A/F sensor 1 heater
(bank 2)
Output [Engine is running]
  • Warm-up condition
  • Idle speed

    (More than 140 seconds after starting engine)

2.9 - 8.8 VSTARF
STARFGNSJMBIA0030GB-030Courtesy of NISSAN NORTH AMERICA, INC.
6
(V)
128
(B)
Exhaust valve timing control solenoid valve (bank 1) Output [Engine is running]
  • Warm-up condition
  • Idle speed
BATTERY VOLTAGE
(11 - 14 V)
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
7 - 12 VSTARF
STARFGNSJMBIA0038GB-038Courtesy of NISSAN NORTH AMERICA, INC.
7
(BG)
128
(B)
Exhaust valve timing control solenoid valve (bank 2) Output [Engine is running]
  • Warm-up condition
  • Idle speed
BATTERY VOLTAGE
(11 - 14 V)
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
7 - 12 VSTARF
STARFGNSJMBIA0038GB-038Courtesy of NISSAN NORTH AMERICA, INC.
8
(B)
- ECM ground - - -
11
(GR)
128
(B)
Ignition signal No. 4 Output [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE:

    The pulse cycle changes depending on RPM at idle

0 - 0.2 VSTARF
STARFG08435929Courtesy of NISSAN NORTH AMERICA, INC.
12
(L)
Ignition signal No. 3
15
(V)
Ignition signal No. 5
16
(G)
Ignition signal No. 2 [Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
0.1 - 0.4 VSTARF
STARFGNSJMBIA0036GB-036Courtesy of NISSAN NORTH AMERICA, INC.
19
(SB)
Ignition signal No. 6
20
(Y)
Ignition signal No. 1
17
(P)
128
(B)
Heated oxygen sensor 2 heater (bank 1) Output [Engine is running]
  • Engine speed: Below 3, 000 RPM after the following conditions are met
    • Engine: after warming up
    • Keeping the engine speed at 3, 000 RPM for 1 minute and at idle for 1 minute under no load
10 VSTARF
STARFGNSJMBIA0037GB-037Courtesy of NISSAN NORTH AMERICA, INC.
[Ignition switch: ON]
  • Engine stopped

[Engine is running]
  • Engine speed: Above 3, 000 RPM
BATTERY VOLTAGE
(11 - 14 V)
18
(LG)
128
(B)
Intake valve timing control solenoid valve (bank 1) Output [Engine is running]
  • Warm-up condition
  • Idle speed
BATTERY VOLTAGE
(11 - 14 V)
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
7 - 12 VSTARF
STARFGNSJMBIA0038GB-038Courtesy of NISSAN NORTH AMERICA, INC.
21
(GR)
128
(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
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
STARFGNSJMBIA0040GB-040Courtesy of NISSAN NORTH AMERICA, INC.
22
(BG)
128
(B)
Fuel pump relay Output [Ignition switch: ON]
  • For 1 second after turning ignition switch ON

[Engine is running]
0 - 1.5 V
[Ignition switch: ON]
  • More than 1 second after turning ignition switch ON
BATTERY VOLTAGE
(11 - 14 V)
24
(P)
128
(B)
ECM relay
(Self shut-off)
Output [Engine is running]
[Ignition switch: OFF]
  • A few seconds after turning ignition switch OFF
0 - 1.5 V
[Ignition switch: OFF]
  • More than a few seconds after turning ignition switch OFF
BATTERY VOLTAGE
(11 - 14 V)
25
(W)
128
(B)
Throttle control motor relay Output [Ignition switch: ON → OFF] 0 - 1.0 V

BATTERY VOLTAGE
(11 - 14 V)

0 V
[Ignition switch: ON] 0 - 1.0 V
29
(Y)
128
(B)
Intake valve timing control solenoid valve (bank 2) Output [Engine is running]
  • Warm-up condition
  • Idle speed
BATTERY VOLTAGE
(11 - 14 V)
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
7 - 12 VSTARF
STARFGNSJMBIA1638GB-638Courtesy of NISSAN NORTH AMERICA, INC.
30
(BR)
40
(LG)
Throttle position sensor 1 (bank 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
31
(B)
48
(G)
Throttle position sensor 1 (bank 2) 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
33
(LG)
128
(B)
Heated oxygen sensor 2 heater (bank 2) Output [Engine is running]
  • Engine speed: Below 3, 000 RPM after the following conditions are met
    • Engine: after warming up
    • Keeping the engine speed at 3, 000 RPM for 1 minute and at idle for 1 minute under no load
10 VSTARF
STARFGNSJMBIA0037GB-037Courtesy of NISSAN NORTH AMERICA, INC.
[Ignition switch: ON]
  • Engine stopped

[Engine is running]
  • Engine speed: Above 3, 000 RPM
BATTERY VOLTAGE
(11 - 14 V)
34
(P)
40
(LG)
Throttle position sensor 2 (bank 1) 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
35
(W)
48
(G)
Throttle position sensor 2 (bank 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
36
(BR)
- Sensor ground
(Manifold absolute pressure sensor)
- - -
37
(L)
128
(B)
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 - 5.0 VSTARF
STARFGNSJMBIA0041GB-041Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running]
  • Engine speed: 2, 000 RPM
4.0 - 5.0 VSTARF
STARFGNSJMBIA0042GB-042Courtesy of NISSAN NORTH AMERICA, INC.
38
(B)
96
(BR)
Manifold absolute pressure (MAP) sensor Input [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
40
(LG)
- Sensor ground
[Throttle position sensor (bank 1) ]
- - -
43
(R)
48
(G)
Sensor power supply
[Throttle position sensor (bank 2) ]
- [Ignition switch: ON] 5 V
44
(SB)
40
(LG)
Sensor power supply
[Throttle position sensor (bank 1) ]
- [Ignition switch: ON] 5 V
46
(GR)
128
(B)
Sensor power supply
[Crankshaft position sensor (POS) ]
- [Ignition switch: ON] 5 V
47
(BR)
- Sensor ground
[Crankshaft position sensor (POS) ]
- - -
48
(G)
- Sensor ground
[Throttle position sensor (bank 2) ]
- - -
49
(LG)
128
(B)
Throttle control motor (Close) (bank 2) Output [Ignition switch: ON]
  • Engine stopped
  • Selector lever: D
  • Accelerator pedal: In the middle of releasing operation
0 - 14 VSTARF
STARFGNSJMBIA0033GB-033Courtesy of NISSAN NORTH AMERICA, INC.
50
(V)
128
(B)
Throttle control motor (Open) (bank 2) Output [Ignition switch: ON]
  • Engine stopped
  • Selector lever: D
  • Accelerator pedal: Fully depressed
0 - 14 VSTARF
STARFGNSJMBIA0031GB-031Courtesy of NISSAN NORTH AMERICA, INC.
[Ignition switch: ON]
  • Engine stopped
  • Selector lever: D
  • Accelerator pedal: Fully released
0 - 14 VSTARF
STARFGNSJMBIA0032GB-032Courtesy of NISSAN NORTH AMERICA, INC.
52
(Y)
128
(B)
Throttle control motor power supply (bank 2) Input [Ignition switch: ON] BATTERY VOLTAGE
(11 - 14 V)
53
(SB)
128
(B)
Ignition switch Input [Ignition switch: OFF] 0 V
[Ignition switch: ON] BATTERY VOLTAGE
(11 - 14 V)
54
(G)
- HEV system CAN- L Input/output - -
55
(L)
- HEV system CAN- H Input/output - -
57
(LG)
128
(B)
A/F sensor 1 (bank 1) Input [Ignition switch: ON] 2.2 V
58
(B)
96
(BR)
Exhaust valve timing control position sensor (bank 1) Input [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE:

    The pulse cycle changes depending on RPM at idle

4.0 - 5.0 VSTARF
STARFGNSJMBIA0043GB-043Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
4.0 - 5.0 VSTARF
STARFGNSJMBIA0044GB-044Courtesy of NISSAN NORTH AMERICA, INC.
59
(L)
128
(B)
Camshaft position sensor (PHASE) (bank 1) Input [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE:

    The pulse cycle changes depending on RPM at idle

3.0 - 5.0 VSTARF
STARFGNSJMBIA0045GB-045Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running]
  • Engine speed: 2, 000 RPM
3.0 - 5.0 VSTARF
STARFGNSJMBIA0046GB-046Courtesy of NISSAN NORTH AMERICA, INC.
60
(Y)
128
(B)
Sensor power supply
[Camshaft position sensor (PHASE) (bank 1), Exhaust valve timing control position sensor (bank 1) ]
- [Ignition switch: ON] 5 V
61
(V)
128
(B)
A/F sensor 1 (bank 1) Input [Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
1.8 V
Output voltage varies with air fuel ratio.
62
(R)
92
(B)
Exhaust valve timing control position sensor (bank 2) Input [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE:

    The pulse cycle changes depending on RPM at idle

4.0 - 5.0 VSTARF
STARFGNSJMBIA0043GB-043Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
4.0 - 5.0 VSTARF
STARFGNSJMBIA0044GB-044Courtesy of NISSAN NORTH AMERICA, INC.
63
(BR)
128
(B)
Camshaft position sensor (PHASE) (bank 2) Input [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE:

    The pulse cycle changes depending on RPM at idle

3.0 - 5.0 VSTARF
STARFGNSJMBIA0045GB-045Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running]
  • Engine speed: 2, 000 RPM
3.0 - 5.0 VSTARF
STARFGNSJMBIA0046GB-046Courtesy of NISSAN NORTH AMERICA, INC.
64
(W)
128
(B)
Sensor power supply
[Battery current sensor, Camshaft position sensor (PHASE) (bank 2), Exhaust valve timing control position sensor (bank 2) ]
- [Ignition switch: ON] 5 V
65
(BR)
128
(B)
A/F sensor 1 (bank 2) Input [Ignition switch: ON] 2.2 V
66
(Y)
128
(B)
A/F sensor 1 (bank 2) Input [Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
1.8 V
Output voltage varies with air fuel ratio.
67
(V)
128
(B)
Intake air temperature sensor Input [Engine is running] 0 - 4.8 V
Output voltage varies with intake air temperature.
68
(G)
- Sensor ground
[Mass air flow sensor (bank 1), Intake air temperature sensor]
- - -
69
(W)
128
(B)
Knock sensor (bank 2) Input [Engine is running]
  • Idle speed
2.5 V*
70
(R)
96
(BR)
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: 2, 000 RPM
2.7 VSTARF
STARFGNSJPBIA3360ZZ-360Courtesy of NISSAN NORTH AMERICA, INC.
71
(SB)
128
(B)
Engine coolant temperature sensor Input [Engine is running] 0 - 4.8 V
Output voltage varies with engine coolant temperature.
72
(GR)
- Sensor ground
(Knock sensor)
- - -
73
(W)
128
(B)
Knock sensor (bank 1) Input [Engine is running]
  • Idle speed
2.5 V* 1
74
(P)
128
(B)
Sensor power supply
(Mass air flow sensor)
- [Ignition switch: ON] 5 V
76
(W)
128
(B)
Heated oxygen sensor 2 (bank 1) 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 at 3, 000 RPM for 1 minute and at idle for 1 minute under no load
0 - 1.0 V
77
(Y)
68
(G)
Mass air flow sensor (bank 1) Input [Engine is running]
  • Warm-up condition
  • Idle speed
0.8 - 1.1 V
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 500 RPM
1.4 - 1.7 V
78
(BG)
84
(G)
Engine oil temperature sensor Input [Engine is running] 0 - 4.8 V
Output voltage varies with engine oil temperature.
79
(Y)
94
(V)
Mass air flow sensor (bank 2) Input [Engine is running]
  • Warm-up condition
  • Idle speed
0.8 - 1.1 V
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 500 RPM
1.4 - 1.7 V
80
(R)
128
(B)
Heated oxygen sensor 2 (bank 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 at 3, 000 RPM for 1 minute and at idle for 1 minute under no load
0 - 1.0 V
81
(W)
128
(B)
Fuel injector No. 3 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
STARFGNSJMBIA0047GB-047Courtesy of NISSAN NORTH AMERICA, INC.
82
(V)
Fuel injector No. 6
85
(BR)
Fuel injector No. 2
86
(R)
Fuel injector No. 5 [Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
BATTERY VOLTAGE
(11 - 14 V) STARF
STARFGNSJMBIA0048GB-048Courtesy of NISSAN NORTH AMERICA, INC.
89
(GR)
Fuel injector No. 1
90
(P)
Fuel injector No. 4
84
(G)
- Sensor ground
(Heated oxygen sensor 2, Engine coolant temperature sensor, Engine oil temperature sensor)
- - -
88
(SB)
- Sensor ground
[Camshaft position sensor (PHASE) ]
- - -
91
(Y)
95
(G)
Battery current sensor Input [Engine is running]
  • 12V battery: Fully charged*
  • Idle speed
2.6 - 3.5 V
92
(B)
- Sensor ground
[Exhaust valve timing control position sensor (bank 2) ]
- - -
93
(BG)
128
(B)
Power supply for ECM (Back-up) Input [Ignition switch: OFF] BATTERY VOLTAGE
(11 - 14 V)
94
(V)
- Sensor ground
[Mass air flow sensor (bank 2) ]
- - -
95
(G)
- Sensor ground
(Battery current sensor)
- - -
96
(BR)
- Sensor ground
[Exhaust valve timing control position sensor (bank 1), Engine oil pressure sensor]
- - -
102
(V)
112
(BR)
EVAP control system pressure sensor Input [Ignition switch: ON] 1.8 - 4.8 V
105
(LG)
112
(BR)
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
106
(SB)
128
(B)
Fuel tank temperature sensor Input [Engine is running] 0 - 4.8 V
Output voltage varies with fuel tank temperature.
107
(W)
112
(BR)
Sensor power supply
(EVAP control system pressure sensor, Refrigerant pressure sensor)
- [Ignition switch: ON] 5 V
110
(BG)
128
(B)
Engine speed output signal Output [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE:

    The pulse cycle changes depending on RPM at idle

1 VSTARF
STARFGNSJMBIA0076GB-076Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running]
  • Engine speed is 2, 000 RPM
1 VSTARF
STARFGNSJMBIA0077GB-077Courtesy of NISSAN NORTH AMERICA, INC.
111
(Y)
128
(B)
Sensor power supply
(Manifold absolute pressure sensor, Engine oil pressure sensor)
- [Ignition switch: ON] 5 V
112
(BR)
- Sensor ground
(EVAP control system pressure sensor, Refrigerant pressure sensor)
- - -
113
(P)
- CAN communication line Input/Output - -
114
(L)
- CAN communication line Input/Output - -
117
(W)
128
(B)
Data link connector Input/Output - -
121
(Y)
128
(B)
EVAP canister vent control valve Output [Ignition switch: ON] BATTERY VOLTAGE
(11 - 14 V)
122
(SB)
128
(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)
123
(B)
124
(B)
- ECM ground - - -
125
(L)
128
(B)
Power supply for ECM Input [Ignition switch: ON] BATTERY VOLTAGE
(11 - 14 V)
126
(BG)
128
(B)
Brake pedal position switch Input [Ignition switch: ON]
  • Brake pedal: Slightly depressed
0 V
[Ignition switch: ON]
  • Brake pedal: Fully released
BATTERY VOLTAGE
(11 - 14 V)
127
(B)
128
(B)
- ECM ground - - -

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

* : This may vary depending on internal resistance of the tester.