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Physical Values

NOTE:
  • ECM is located behind the instrument assist lower panel. For this inspection, remove passenger side instrument lower panel.
  • Specification data are reference values and are measured between each terminals.
  • Pulse signal is measured by CONSULT.
Terminal No. (Wire color) Description Condition Value (Approx.)
+ - Signal name Input/Output
1 (P) 128 (B) Throttle control motor power supply (bank 2) Input [Ignition switch: ON] BATTERY VOLTAGE (11 - 14 V)
2 (L) 128 (B) Throttle control motor (bank 2) (Open) Output [Ignition switch: ON]
  • Engine: Stopped
  • Selector lever: D position
  • Accelerator pedal: Fully depressed
 0 - 14 V(1)
G09001538Courtesy of NISSAN NORTH AMERICA, INC.
[Ignition switch: ON]
  • Engine: Stopped
  • Selector lever: D position
  • Accelerator pedal: Fully released
 0 - 14 V(1)
G09001539Courtesy of NISSAN NORTH AMERICA, INC.
3 (Y) 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 V(1)
G09001540Courtesy of NISSAN NORTH AMERICA, INC.
4 (G) 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 V(1)
G09001541Courtesy of NISSAN NORTH AMERICA, INC.
5 (R) 128 (B) Throttle control motor (bank 2) (Close) Output [Ignition switch: ON]
  • Engine: Stopped
  • Selector lever: D position
  • Accelerator pedal: In the middle of releasing operation
 0 - 14 V(1)
G09001542Courtesy of NISSAN NORTH AMERICA, INC.
6 (GR) - ECM ground - - -
8 (W) 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)(1)
G09001543Courtesy 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)(1)
G09001544Courtesy of NISSAN NORTH AMERICA, INC.
9 (G) 128 (B) Ignition signal No. 2 Output [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE: The pulse cycle changes depending on RPM at idle
 0 - 0.2 V(1)
G09001545Courtesy of NISSAN NORTH AMERICA, INC.
10 (Y) Ignition signal No. 1
13 (V) Ignition signal No. 3
14 (GR) Ignition signal No. 4
18 (SB) Ignition signal No. 5 [Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
 0.1 - 0.4 V(1)
G09001546Courtesy of NISSAN NORTH AMERICA, INC.
22 (LG) Ignition signal No. 6
26 (L) Ignition signal No. 7
30 (Y) Ignition signal No. 8
15 (O) 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)
17 (R) 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)(1)
G09001547Courtesy of NISSAN NORTH AMERICA, INC.
21 (W) Fuel injector No. 2
25 (P) Fuel injector No. 1
29 (O) Fuel injector No. 7
33 (G) Fuel injector No. 8 [Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
 BATTERY VOLTAGE (11 - 14 V)(1)
G09001548Courtesy of NISSAN NORTH AMERICA, INC.
37 (BR) Fuel injector No. 4
41 (W) Fuel injector No. 5
45 (V) Fuel injector No. 6
19 (L) 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
23 (BR) - Sensor ground (Engine coolant temperature sensor) - - -
24 (Y) 23 (BR) Engine coolant temperature sensor Input [Engine is running] 0 - 4.8 V
Output voltage varies with engine coolant temperature.
31 (B) - Sensor ground (Heated oxygen sensor 2) - - -
32 (W) 31 (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 between 3, 500 and 4, 000 RPM for 1 minute and at idle for 1 minute under no load
 0 - 1.0 V
34 (V) - Sensor ground (Engine oil temperature sensor) - - -
35 (B/W) - Sensor ground (Knock sensor) - - -
36 (LG) 31 (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 between 3, 500 and 4, 000 RPM for 1 minute and at idle for 1 minute under no load
 0 - 1.0 V
38 (GR) - Sensor ground [Mass air flow sensor (bank 2)] - - -
39 (R) 34 (V) Engine oil temperature sensor Input [Engine is running] 0 - 4.8 V
Output voltage varies with engine oil temperature.
40 (W) 35 (B/W) Knock sensor (bank 1) Input [Engine is running]
  • Idle speed
 2.5 V(2)
42 (B) - Sensor ground [Mass air flow sensor (bank 1)/Intake air temperature sensor] - - -
43 (SB) 38 (GR) 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
 1.3 - 1.6 V
44 (W) 35 (B/W) Knock sensor (bank 2) Input [Engine is running]
  • Idle speed
 2.5 V(2)
47 (L) 42 (B) 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
 1.3 - 1.6 V
48 (Y) 42 (B) Intake air temperature sensor Input [Engine is running] 0 - 4.8 V
Output voltage varies with intake air temperature.
49 (V) 128 (B) Throttle control motor power supply (bank 1) Input [Ignition switch: ON] BATTERY VOLTAGE (11 - 14 V)
50 (G) 128 (B) Throttle control motor (bank 1) (Open) Output [Ignition switch: ON]
  • Engine: Stopped
  • Selector lever: D position
  • Accelerator pedal: Fully depressed
 0 - 14 V(1)
G09001549Courtesy of NISSAN NORTH AMERICA, INC.
[Ignition switch: ON]
  • Engine: Stopped
  • Selector lever: D position
  • Accelerator pedal: Fully released
 0 - 14 V(1)
G09001550Courtesy of NISSAN NORTH AMERICA, INC.
51 (O) 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, 000RPM
 7 - 12 V(1)
G09001551Courtesy of NISSAN NORTH AMERICA, INC.
52 (L) 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, 000RPM
 7 - 12V(1)
G09001552Courtesy of NISSAN NORTH AMERICA, INC.
53 (BR) 128 (B) Throttle control motor (bank 1) (Close) Output [Ignition switch: ON]
  • Engine: Stopped
  • Selector lever: D position
  • Accelerator pedal: In the middle of releasing operation
 0 - 14 V(1)
G09001553Courtesy of NISSAN NORTH AMERICA, INC.
54 (B) - ECM ground - - -
55 (P) 128 (B) Heated oxygen sensor 2 heater (bank 2) 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(1)
G09001554Courtesy 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 (R) 128 (B) Heated oxygen sensor 2 heater (bank 1) 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(1)
G09001555Courtesy of NISSAN NORTH AMERICA, INC.
[Ignition switch: ON]
  • Engine: Stopped

[Engine is running]
  • Engine speed: Above 3, 600 RPM
 BATTERY VOLTAGE (11 - 14 V)
57 (Y) 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
  • Around 2, 500 RPM while the engine speed is rising
 7 - 12 V(1)
G09001556Courtesy of NISSAN NORTH AMERICA, INC.
58 (B) - Sensor ground [Camshaft position sensor (bank 1)/Exhaust valve timing control position sensor (bank 1)] - - -
59 (W) 58 (B) Camshaft position sensor (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 V(1)
G09001557Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running]
  • Engine speed: 2, 000 RPM
 3.0 - 5.0 V(1)
G09001558Courtesy of NISSAN NORTH AMERICA, INC.
60 (G) 58 (B) 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 V(1)
G09001559Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
 4.0 - 5.0 V(1)
G09001560Courtesy of NISSAN NORTH AMERICA, INC.
61 (G) 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
  • Around 2, 500 RPM while the engine speed is rising
 7 - 12 V(1)
G09001561Courtesy of NISSAN NORTH AMERICA, INC.
62 (L) - Sensor ground [Camshaft position sensor (bank 2)/Exhaust valve timing control position sensor (bank 2)] - - -
63 (G) 62 (L) Camshaft position sensor (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 V(1)
G09001562Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running]
  • Engine speed: 2, 000 RPM
 3.0 - 5.0 V(1)
G09001563Courtesy of NISSAN NORTH AMERICA, INC.
64 (P) 62 (L) 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 V(1)
G09001564Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
 4.0 - 5.0 V(1)
G09001565Courtesy of NISSAN NORTH AMERICA, INC.
65 (LG) 128 (B) VVEL actuator motor relay abort signal (VVEL control module) Output [Engine is running]
  • Warm-up condition
  • Idle speed
 0 V
66 (GR) - Sensor ground (Power steering pressure sensor/Refrigerant pressure sensor) - - -
67 (Y) 68 (B) Crankshaft position sensor Input [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE: The pulse cycle changes depending on RPM at idle
 4.0 - 5.0 V(1)
G09001566Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running]
  • Engine speed: 2, 000 RPM
 4.0 - 5.0 V(1)
G09001567Courtesy of NISSAN NORTH AMERICA, INC.
68 (B) - Sensor ground (Crankshaft position sensor) - - -
69 (W) 70 (B) Manifold absolute pressure 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
70 (B) - Sensor ground [Battery current sensor/EVAP control system pressure sensor(3)/Manifold absolute pressure sensor] - - -
71 (R) - Sensor ground [Throttle position sensor (bank 1)] - - -
72 (Y) - Sensor ground [Throttle position sensor (bank 2)] - - -
73 (L) 71 (R) Throttle position sensor 1 (bank 1) Input [Ignition switch: ON]
  • Engine: Stopped
  • Selector lever: D position
  • Accelerator pedal: Fully released
 More than 0.36 V
[Ignition switch: ON]
  • Engine: Stopped
  • Selector lever: D position
  • Accelerator pedal: Fully depressed
 Less than 4.75 V
74 (R) 72 (Y) Throttle position sensor 2 (bank 2) Input [Ignition switch: ON]
  • Engine: Stopped
  • Selector lever: D position
  • Accelerator pedal: Fully released
 Less than 4.75 V
[Ignition switch: ON]
  • Engine: Stopped
  • Selector lever: D position
  • Accelerator pedal: Fully depressed
 More than 0.36 V
76 (G) 70 (B) Battery current sensor Input [Engine is running]
  • Battery: Fully charged(4)
  • Idle speed
 2.6 - 3.5 V
77 (B) 72 (Y) Throttle position sensor 1 (bank 2) Input [Ignition switch: ON]
  • Engine: Stopped
  • Selector lever: D position
  • Accelerator pedal: Fully released
 More than 0.36 V
[Ignition switch: ON]
  • Engine: Stopped
  • Selector lever: D position
  • Accelerator pedal: Fully depressed
 Less than 4.75 V
78 (Y) 71 (R) Throttle position sensor 2 (bank 1) Input [Ignition switch: ON]
  • Engine: Stopped
  • Selector lever: D position
  • Accelerator pedal: Fully released
 Less than 4.75 V
[Ignition switch: ON]
  • Engine: Stopped
  • Selector lever: D position
  • Accelerator pedal: Fully depressed
 More than 0.36 V
80(3) (GR) 70 (B) EVAP control system pressure sensor Input [Ignition switch: ON] 1.8 - 4.8 V
81 (V) 128 (B) A/F sensor 1 (bank 1) Input [Ignition switch: ON] 2.2 V
82 (LG) 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.
83 (SB) 66 (GR) Power steering pressure sensor Output [Engine is running]
  • Steering wheel: Being turned
 0.5 - 4.5 V
[Engine is running]
  • Steering wheel: Not being turned
 0.4 - 0.8 V
84 (B) 71 (R) Sensor power supply [Throttle position sensor (bank 1)] - [Ignition switch: ON] 5 V
85 (Y) 128 (B) A/F sensor 1 (bank 2) Input [Ignition switch: ON] 2.2 V
86 (O) 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.
87 (R) 68 (B) Sensor power supply (Crankshaft position sensor) - [Ignition switch: ON] 5 V
88 (Y) 62 (L) Sensor power supply [Camshaft position sensor (bank 2)/Exhaust valve timing control position sensor (bank 2)] - [Ignition switch: ON] 5 V
89 (P) - ENG communication line (VVEL control module) Input/Output - -
90 (G) 66 (GR) 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
91 (R) 58 (B) Sensor power supply [Camshaft position sensor (bank 1)/Exhaust valve timing control position sensor (bank 1)] - [Ignition switch: ON] 5 V
92 (W) 66 (GR) Sensor power supply (Power steering pressure sensor/Refrigerant pressure sensor) - [Ignition switch: ON] 5 V
93 (LG) - ENG communication line (VVEL control module) Input/Output - -
95 (Y) 70 (B) Sensor power supply [Battery current sensor/EVAP control system pressure sensor(3)/Manifold absolute pressure sensor] - [Ignition switch: ON] 5 V
96 (L) 72 (Y) Sensor power supply [Throttle position sensor (bank 2)] - [Ignition switch: ON] 5 V
97 (R) 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 V(1)
G09001568Courtesy of NISSAN NORTH AMERICA, INC.
[Engine is running]
  • Engine speed is 2, 000 RPM
 1 V(1)
G09001569Courtesy of NISSAN NORTH AMERICA, INC.
99 (L)(5) (G)(6) 115 (BR)(5) (GR)(6) Sensor power supply (Accelerator pedal position sensor 2) - [Ignition switch: ON] 5 V
100 (G)(5) (L)(6) 119 (W) Sensor power supply (Accelerator pedal position sensor 1) - [Ignition switch: ON] 5 V
101 (P) - CAN communication line Input/Output - -
102 (SB) 111 (V) 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]
  • RESUME/ACCELERATE switch: Pressed
 3 V
[Ignition switch: ON]
  • SET/COAST switch: Pressed
 2 V
102 (SB) 111 (V) ICC steering switch Input [Ignition switch: ON]
  • ICC steering switch: OFF
 4.2 V
[Ignition switch: ON]
  • MAIN switch: Pressed
 0 V
[Ignition switch: ON]
  • CANCEL switch: Pressed
 1.9 V
[Ignition switch: ON]
  • RESUME/ACCELERATE switch: Pressed
 3.7 V
[Ignition switch: ON]
  • SET/COAST switch: Pressed
 3.2 V
[Ignition switch: ON]
  • DISTANCE switch: Pressed
 2.6 V
[Ignition switch: ON]
  • DYNAMIC DRIVER ASSISTANCE switch: Pressed
 1.0 V
104 (R) 119 (W) Accelerator pedal position sensor 1 Input [Ignition switch: ON]
  • Engine: Stopped
  • Accelerator pedal: Fully released
 0.45 - 1.0 V
[Ignition switch: ON]
  • Engine: Stopped
  • Accelerator pedal: Fully depressed
 4.4 - 4.8 V
105 (L) - CAN communication line Input/Output - -
106 (L) 128 (B) Ignition switch Input [Ignition switch: OFF] 0 V
[Ignition switch: ON] BATTERY VOLTAGE (11 - 14 V)
108 (Y)(5) (P)(6) 115 (BR)(5) (GR)(6) Accelerator pedal position sensor 2 Input [Ignition switch: ON]
  • Engine: Stopped
  • Accelerator pedal: Fully released
 0.22 - 0.5 V
[Ignition switch: ON]
  • Engine: Stopped
  • Accelerator pedal: Fully depressed
 2.1 - 2.5 V
110 (P) 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)
111 (V) - Sensor ground (ASCD steering switch/ICC steering switch) - - -
112 (LG) 128 (B) Fuel pump control module (FPCM) check Input [When cranking engine] 0 V
[Engine is running]
  • Warm-up condition
  • Idle speed
 4 - 6 V
114 (GR) - Data link connector Input/Output - -
115 (BR)(5) (GR)(6) - Sensor ground (Accelerator pedal position sensor 2) - - -
116 (G) 128 (B) PNP switch Input [Ignition switch: ON]
  • Selector lever: P or N position
 BATTERY VOLTAGE (11 - 14 V)
[Ignition switch: ON]
  • Selector lever: Except above position
 0 V
117 (BR) 128 (B) ASCD brake switch Input [Ignition switch: ON]
  • Brake pedal: Slightly depressed
 0 V
[Ignition switch: ON]
  • Brake pedal: Fully released
 BATTERY VOLTAGE (11 - 14 V)
118 (R) 128 (B) Power supply for ECM (Back-up) Input [Ignition switch: OFF] BATTERY VOLTAGE (11 - 14 V)
119 (W) - Sensor ground (Accelerator pedal position sensor 1) - - -
120 (W) 128 (B) Fuel tank temperature sensor Input [Engine is running] 0 - 4.8 V
Output voltage varies with fuel tank temperature.
121 (GR) 128 (B) Power supply for ECM Input [Ignition switch: ON] BATTERY VOLTAGE (11 - 14 V)
123 (B) - ECM ground - - -
125 (R) 128 (B) Fuel pump control module (FPCM) Output [When cranking engine] 0 - 0.5 V
[Engine is running]
  • Warm-up condition
  • Idle speed
 8 - 12 V
127(3) (LG) 128 (B) EVAP canister vent control valve Output [Ignition switch: ON] BATTERY VOLTAGE (11 - 14 V)
128 (B) - ECM ground - - -
(1) Average voltage for pulse signal (Actual pulse signal can be confirmed by oscilloscope.)
(2) This may vary depending on internal resistance of the tester.
(3) Except for Mexico
(4) Before measuring the terminal voltage, confirm that the battery is fully charged. Refer to "HOW TO HANDLE BATTERY ".
(5) Models with ICC
(6) Models with ASCD
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