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Home >> Nissan-Datsun >> 2023 >> Titan PRO-4X >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (1 Of 2) >> Ecu Diagnosis Information >> ECM >> Reference Value

Reference Value

TERMINAL LAYOUT 

GNSDB51267Courtesy of NISSAN

PHYSICAL VALUES 

NOTE: SYMBOL
  • 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 (R) 152 (B) Fuel injector driver power supply Input [Ignition switch: ON] BATTERY VOLTAGE (11 - 14 V)
2 (SB) 152 (B) High pressure fuel pump driver power supply Input [Ignition switch: ON] BATTERY VOLTAGE (11 - 14 V)
3 (B/R), 8 (B/W) 50 (B) Fuel injector No. 8 (LO) Fuel injector No. 5 (LO) Input [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE: SYMBOL The pulse cycle changes depending on RPM at idle
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB51494Courtesy of NISSAN
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB50042Courtesy of NISSAN
4 (O), 9 (R/W) 50 (B) Fuel injector No. 3 (LO), Fuel injector No. 2 (LO) Input [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE: SYMBOL The pulse cycle changes depending on RPM at idle
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB51494Courtesy of NISSAN
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB50042Courtesy of NISSAN
5 (G) 50 (B) Fuel injector No. 2 (HI), Fuel injector No. 3 (HI) Output [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE: SYMBOL The pulse cycle changes depending on RPM at idle
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB50175Courtesy of NISSAN
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB50646Courtesy of NISSAN
6 (R) 152 (B) Fuel injector driver power supply Output [Engine is running]
  • Warm-up condition
  • Idle speed
BATTERY VOLTAGE (11 - 14 V)
[Ignition switch: OFF] 1.5 V
7 (V/B) 50 (B) Fuel injector No. 5 (HI), Fuel injector No. 8 (HI) Output [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE: SYMBOL The pulse cycle changes depending on RPM at idle
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB50175Courtesy of NISSAN
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB50646Courtesy of NISSAN
10 (B) - ECM ground - - -
12 (L/Y) 13 (W/L) 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
13 (W/L) - Sensor ground (Fuel rail pressure sensor/Engine oil pressure sensor/Refrigerant pressure sensor/Power steering pressure sensor) - - -
14 (-) - Shield - - -
15 (W) 20 (-) Knock sensor (bank 1) Input [Engine is running]
  • Idle speed
2.0 V*1
17 (V) 43 (R) Exhaust gas temperature sensor (bank 2) Input [Engine is running]
  • Warm-up condition
  • Idle speed
1.29 - 2.94 V. Output voltage varies with exhaust gas temperature.
18 (W) 20 (-) Knock sensor (bank 2) Input [Engine is running]
  • Idle speed
2.0 V*1
19 (GR/R) 43 (R) Exhaust gas temperature sensor (bank 1) Input [Engine is running]
  • Warm-up condition
  • Idle speed
1.29 - 2.94 V. Output voltage varies with exhaust gas temperature.
20 (-) - Sensor ground (Knock sensor) - - -
22 (L/Y) 43 (R) Engine oil temperature sensor Input [Engine is running] 0 - 4.8 V. Output voltage varies with engine oil temperature.
23 (L/Y) 13 (W/L) Engine oil pressure sensor Input [Engine is running]
  • Warm-up condition
  • Idle speed
1.2 VSYMBOL
SYMBOLGNSDB49540Courtesy of NISSAN
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
2.8 VSYMBOL
SYMBOLGNSDB48564Courtesy of NISSAN
24 (P/GR) 13 (W/L) Power steering pressure sensor Input [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
25 (G/O) 13 (W/L) Fuel rail pressure sensor Input [Engine is running]
  • Warm-up condition
  • Idle speed
0.82 - 1.22 V
[Engine is running]
  • Warm-up condition
  • Revving engine from idle to 4, 000 RPM quickly
0.82 - 3.06 V
27 (W/G) 44 (G/W) Sensor power supply (Crankshaft position sensor) - [Ignition switch: ON] 5 V
28 (Y/R) 45 (BR/W) Sensor power supply [Camshaft position sensor (bank 1)/Exhaust valve timing control position sensor (bank 1)] - [Ignition switch: ON] 5 V
29 (SB) 13 (W/L) Sensor power supply (Fuel rail pressure sensor/Engine oil pressure sensor/Refrigerant pressure sensor/Power steering pressure sensor) - [Ignition switch: ON] 5 V
30 (SB) 43 (R) Sensor power supply (Battery current sensor/Fan clutch assembly/Multi-way control valve) - [Ignition switch: ON] 5 V
31 (BR) 152 (B) Cooling fan speed Input [Ignition switch: ON]
  • Engine stopped
5 V
[Engine is running]
  • Idle speed
  • After warm-up condition
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB51311Courtesy of NISSAN
[Engine is running]
  • Idle speed
  • Before warm-up condition
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB51385Courtesy of NISSAN
32 (LG) 152 (B) Battery temperature sensor Input [Engine is running]
  • Battery temperature: 25°C
  • Idle speed
3.3 V
33 (R/W) 44 (G/W) Crankshaft position sensor (POS) Input [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE: SYMBOL The pulse cycle changes depending on RPM at idle
4.0 - 5.0 VSYMBOL
SYMBOLGNSDB50117Courtesy of NISSAN
[Engine is running]
  • Engine speed: 2, 000 RPM
4.0 - 5.0 VSYMBOL
SYMBOLGNSDB50172Courtesy of NISSAN
35 (R/W) 43 (R) Engine coolant temperature sensor 1 Input [Engine is running] 0 - 4.8 V. Output voltage varies with engine coolant temperature.
36 (G/O) 42 (R) Intake air temperature sensor Input [Engine is running] 0 - 4.8 V. Output voltage varies with intake air temperature.
37 (G/B) 42 (R) Mass air flow sensor Input [Engine is running]
  • Warm-up condition
  • Idle speed
0.7 - 1.2 V
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 500 RPM
1.4 - 1.9 V
38 (V) 43 (R) Battery current sensor Input [Engine is running]
  • Battery: Fully charged*2
  • Idle speed
2.6 - 3.5 V
40 (W/R) 45 (BR/W) Camshaft position sensor (PHASE) (bank 1) Input [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE: SYMBOL The pulse cycle changes depending on RPM at idle
3.0 - 5.0 VSYMBOL
SYMBOLGNSDB51083Courtesy of NISSAN
[Engine is running]
  • Engine speed: 2, 000 RPM
3.0 - 5.0 VSYMBOL
SYMBOLGNSDB50040Courtesy of NISSAN
41 (P) 45 (BR/W) Exhaust valve timing control position sensor (bank 1) Input [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE: SYMBOL The pulse cycle changes depending on RPM at idle
3.0 - 5.0 VSYMBOL
SYMBOLGNSDB51083Courtesy of NISSAN
[Engine is running]
  • Engine speed: 2, 000 RPM
3.0 - 5.0 VSYMBOL
SYMBOLGNSDB50040Courtesy of NISSAN
42 (R) - Sensor ground (Mass air flow sensor/Intake air temperature sensor) - - -
43 (R) - Sensor ground [Fan clutch assembly/Battery current sensor/Multi-way control valve/Heated oxygen sensor 2 (bank 1)/Heated oxygen sensor 2 (bank 2)/Engine coolant temperature sensor 1/Engine coolant temperature sensor 2/Engine oil temperature sensor/Exhaust gas temperature sensor (bank 1)/Exhaust gas temperature sensor (bank 2)] - - -
44 (G/W) - Sensor ground (Crankshaft position sensor) - - -
45 (BR/W) - Sensor ground [Camshaft position sensor (bank 1)/Exhaust valve timing control position sensor (bank 1)] - - -
46 (SB) 152 (B) High pressure fuel pump driver power supply Input [Ignition switch: ON] BATTERY VOLTAGE (11 - 14 V)
[Ignition switch: OFF] 1.5 V
47 (BR) 50 (B) Fuel injector No. 1 (HI), Fuel injector No. 6 (HI) Input [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE: SYMBOL The pulse cycle changes depending on RPM at idle
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB50175Courtesy of NISSAN
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB50646Courtesy of NISSAN
48 (Y), 52 (R) 50 (B) Fuel injector No. 1 (LO). Fuel injector No. 6 (LO) Output [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE: SYMBOL The pulse cycle changes depending on RPM at idle
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB51494Courtesy of NISSAN
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB50042Courtesy of NISSAN
49 (L), 53 (V) 50 (B) Fuel injector No. 4 (LO), Fuel injector No. 7 (LO) Output [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE: SYMBOL The pulse cycle changes depending on RPM at idle
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB51494Courtesy of NISSAN
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB50042Courtesy of NISSAN
50 (B) - ECM ground - - -
51 (P) 152 (B) High pressure fuel pump driver power supply Input [Engine is running]
  • Warm-up condition
  • Idle speed
BATTERY VOLTAGE (11 - 14 V)
54 (W) 50 (B) Fuel injector No. 4 (HI), Fuel injector No. 7 (HI) Output [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE: SYMBOL The pulse cycle changes depending on RPM at idle
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB50175Courtesy of NISSAN
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB50646Courtesy of NISSAN
55 (B) - ECM ground - - -
56 (V) 152 (B) Multi-way control valve power supply Input [Ignition switch: ON] BATTERY VOLTAGE (11 - 14 V)
57 (R) 58 (B) Multi-way control valve motor (-) Output [Ignition switch: ON]
  • Cold condition
0 V
58 (B) 57 (R) Multi-way control valve motor (+) Output [Ignition switch: ON]
  • Cold condition
0 V
59 (B) 50 (B) High pressure fuel pump (HI) Input [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE: SYMBOL The pulse cycle changes depending on RPM at idle
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB50032Courtesy of NISSAN
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB50340Courtesy of NISSAN
60 (W) 50 (B) High pressure fuel pump (LO) Input [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE: SYMBOL The pulse cycle changes depending on RPM at idle
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB49918Courtesy of NISSAN
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB50817Courtesy of NISSAN
61 (BR) 43 (R) Multi-way control valve position sensor Input [Ignition switch: ON]
  • Cold condition
4.5 VSYMBOL
SYMBOLGNSDB51503Courtesy of NISSAN
[Engine is running]
  • Engine speed: Idle speed
  • Engine coolant temperature: 66°C (151°F)
1.8 V
[Engine is running]
  • Engine speed: Idle speed
  • Engine coolant temperature: 76°C (169°F)
2.4 VSYMBOL
SYMBOLGNSDB50919Courtesy of NISSAN
[Engine is running]
  • Engine speed: Idle speed
  • Engine coolant temperature: 86°C (187°F)
2.8 VSYMBOL
SYMBOLGNSDB51079Courtesy of NISSAN
62 (B/R) 152 (B) PNP signal 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
63 (LG/B) - Sensor ground [Camshaft position sensor (bank 2)/Exhaust valve timing control position sensor (bank 2)] - - -
64 (-) - Shield - - -
65 (W) 43 (R) Engine coolant temperature sensor 2 Input [Engine is running] 0 - 4.8 V. Output voltage varies with engine coolant temperature.
66 (P/GR) 63 (LG/B) Camshaft position sensor (bank 2) Input [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE: SYMBOL The pulse cycle changes depending on RPM at idle
3.0 - 5.0 VSYMBOL
SYMBOLGNSDB51083Courtesy of NISSAN
[Engine is running]
  • Engine speed: 2, 000 RPM
3.0 - 5.0 VSYMBOL
SYMBOLGNSDB50040Courtesy of NISSAN
68 (P) 63 (LG/B) Exhaust valve timing control position sensor (bank 2) Input [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE: SYMBOL The pulse cycle changes depending on RPM at idle
3.0 - 5.0 VSYMBOL
SYMBOLGNSDB51083Courtesy of NISSAN
[Engine is running]
  • Engine speed: 2, 000 RPM
3.0 - 5.0 VSYMBOL
SYMBOLGNSDB50040Courtesy of NISSAN
69 (L/W) 152 (B) A/F sensor 1 (bank 2) Input [Engine is running]
  • Engine speed: 2, 500 RPM
2.2 V. Output voltage varies with air fuel ratio.
70 (Y/B) 152 (B) A/F sensor 1 (bank 2) Input [Ignition switch: ON] 2.2 V
73 (LG/R) 63 (LG/B) Sensor power supply [Camshaft position sensor (bank 2)/Exhaust valve timing control position sensor (bank 2)] - [Ignition switch: ON] 5 V
74 (R) 152 (B) A/F sensor 1 (bank 1) Input [Ignition switch: ON] 2.2 V
77 (L/W) 43 (R) 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
78 (R/L) 85 (L) Throttle position sensor 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
79 (W) 152 (B) A/F sensor 1 (bank 1) Input [Engine is running]
  • Engine speed: 2, 500 RPM
2.2 V. Output voltage varies with air fuel ratio.
80 (B/W) 85 (L) Throttle position sensor 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
83 (V/G) 85 (L) Sensor power supply (Throttle position sensor) - [Ignition switch: ON] 5 V
84 (W/R) 43 (R) 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
85 (L) - Sensor ground (Throttle position sensor) - - -
86 (L/G) - LIN communication Input/Output - -
88 (L/LG) 152 (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)
90 (BR/W) 152 (B) VVEL actuator motor relay abort signal (VVEL control module) Input [Ignition switch: ON] 0 V
91 (L/B), 92 (BR/Y), 95 (Y), 104 (LG/R) 152 (B) Ignition signal No. 2, Ignition signal No. 3, Ignition signal No. 1, Ignition signal No. 4 Input [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE: SYMBOL The pulse cycle changes depending on RPM at idle
0 - 0.2 VSYMBOL
SYMBOLGNSDB51494Courtesy of NISSAN
[Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
0.1 - 0.4 VSYMBOL
SYMBOLGNSDB50042Courtesy of NISSAN
93 (GR) 152 (B) Fuel pump relay Output [Ignition switch: ON]
  • For 1 second after turning ignition switch ON

[Engine is running]
0 - 1.0 V
94 (Y/R), 101 (O), 102 (P/G), 105 (G/Y) 152 (B) Ignition signal No. 6, Ignition signal No. 8, Ignition signal No. 5, Ignition signal No. 7 Input [Engine is running]
  • Warm-up condition
  • Idle speed
    NOTE: SYMBOL The pulse cycle changes depending on RPM at idle
0 - 0.2 VSYMBOL
SYMBOLGNSDB51494Courtesy of NISSAN
  [Engine is running]
  • Warm-up condition
  • Engine speed: 2, 000 RPM
0.1 - 0.4 VSYMBOL
SYMBOLGNSDB50042Courtesy of NISSAN
99 (V/R) 152 (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
106 (V/W) 152 (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)SYMBOL
SYMBOLGNSDB42845Courtesy of NISSAN
[Engine is running]
  • Engine speed: About 2, 000 RPM (More than 100 seconds after starting engine)
BATTERY VOLTAGE (11 - 14 V)SYMBOL
SYMBOLGNSDB43505Courtesy of NISSAN
107 (W) 152 (B) Throttle control motor (Open) Output [Ignition switch: ON]
  • Engine: Stopped
  • Selector lever: D
  • Accelerator pedal: Fully depressed
0 - 14 VSYMBOL
SYMBOLGNSDB43951Courtesy of NISSAN
[Ignition switch: ON]
  • Engine: Stopped
  • Selector lever: D position
  • Accelerator pedal: Fully released
0 - 14 VSYMBOL
SYMBOLGNSDB42660Courtesy of NISSAN
108 (R) 152 (B) Throttle control motor (Close) Output [Ignition switch: ON]
  • Engine: Stopped
  • Selector lever: D position
  • Accelerator pedal: In the middle of releasing operation
0 - 14 VSYMBOL
SYMBOLGNSDB43951Courtesy of NISSAN
111 (O) 152 (B) Throttle control motor power supply Input [Ignition switch: ON] BATTERY VOLTAGE (11 - 14 V)
112 (LG/B) 152 (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 VSYMBOL
SYMBOLGNSDB50565Courtesy of NISSAN
113 (LG/R) 152 (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: 2000 RPM
7 - 12 VSYMBOL
SYMBOLGNSDB50565Courtesy of NISSAN
114 (LG/B) 152 (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 VSYMBOL
SYMBOLGNSDB50232Courtesy of NISSAN
115 (LG/R) 152 (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 VSYMBOL
SYMBOLGNSDB50232Courtesy of NISSAN
116 (L/W) 152 (B) A/F sensor 1 heater (bank 1) Output [Engine is running]
  • Engine: Warm-up condition
  • Idle speed (More than 260 seconds after starting engine)
14 V
GNSDB49734Courtesy of NISSAN
117 (SB) 152 (B) A/F sensor 1 heater (bank 2) Output [Engine is running]
  • Engine: Warm-up condition
  • Idle speed (More than 260 seconds after starting engine)
14 V
GNSDB49734Courtesy of NISSAN
118 (LG) 152 (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
14 V
[Ignition switch: ON]
  • Engine: Stopped

[Engine is running]
  • Engine speed: Above 3, 600 RPM
BATTERY VOLTAGE (11 - 14 V)
119 (L/R) 152 (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
14 V
[Ignition switch: ON]
  • Engine: Stopped

[Engine is running]
  • Engine speed: Above 3, 600 RPM
BATTERY VOLTAGE (11 - 14 V)
120 (L) 152 (B) Power supply for ECM (Back-up) Input [Ignition switch: OFF] BATTERY VOLTAGE (11 - 14 V)
121 (O/B) 148 (R) EVAP control system pressure sensor Input [Ignition switch: ON] 1.8 - 4.8 V
123 (P) - CAN communication line (CAN-L) - - -
124 (L) - CAN communication line (CAN-H) - - -
125 (SB) 148 (R) Sensor power supply (EVAP control system pressure sensor) - [Ignition switch: ON] 5 V
128 (V/W) 152 (B) Fuel temperature sensor Input [Engine is running]
  • Warm-up condition
2.8 V
130 (R/W) 152 (B) Fuel pump control module (FPCM) check Input [When cranking engine] 0 V
[Engine is running]
  • Warm-up condition
  • Idle speed
9 V
133 (W) 152 (B) Ignition switch Input [Ignition switch: OFF] 0 V
[Ignition switch: ON] BATTERY VOLTAGE (11 - 14 V)
134 (G/Y) 135 (B/Y) 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]
  • ACCELERATE/RESUME switch: Pressed
3 V
[Ignition switch: ON]
  • COAST/SET switch: Pressed
2 V
134 (G/Y) 135 (B/Y) ICC steering switch Input [Ignition switch: ON]
  • ICC steering switch: OFF
4 V
[Ignition switch: ON]
  • CRUISE switch: Pressed
0 V
[Ignition switch: ON]
  • CANCEL switch: Pressed
1 V
[Ignition switch: ON]
  • DISTANCE switch: Pressed
1.9 V
[Ignition switch: ON]
  • ACCELERATE/RESUME switch: Pressed
3 V
[Ignition switch: ON]
  • COAST/SET switch: Pressed
2 V
135 (B/Y) - Sensor ground (ASCD steering switch/ICC steering switch) - - -
136 (GR) 152 (B) Fuel pump control module (FPCM) Output [When cranking engine] 0 - 0.5 V
[Engine is running]
  • Warm-up condition
0 - 4.0 VSYMBOL
SYMBOLGNSDB50458Courtesy of NISSAN
137 (R/W) - ENG communication line (CAN-L) - - -
138 (W) - ENG communication line (CAN-H) - - -
139 (R/G) 152 (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)
140 (G/Y) 152 (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)
141 (Y) 152 (B) EVAP canister vent control valve Output [Ignition switch: ON] BATTERY VOLTAGE (11 - 14 V)
142 (L/W) 144 (P/L) Sensor power supply (Accelerator pedal position sensor 2) - [Ignition switch: ON] 5 V
143 (O) 144 (P/L) 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
144 (P/L) - Sensor ground (Accelerator pedal position sensor 2) - - -
145 (W) 152 (B) Power supply for ECM Input [Ignition switch: ON] BATTERY VOLTAGE (11 - 14 V)
146 (W/G) 151 (R/Y) Sensor power supply (Accelerator pedal position sensor 1) - [Ignition switch: ON] 5 V
147 (B) - ECM ground - - -
148 (R) - Sensor ground (EVAP control system pressure sensor) - - -
149 (B) - ECM ground - - -
150 (W/R) 151 (R/Y) 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
151 (R/Y) - Sensor ground (Accelerator pedal position sensor 1) - - -
152 (B) - ECM ground - - -

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

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

*2: Before measuring the terminal voltage, confirm that the battery is fully charged. Refer to How to Handle Battery .