LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2017 >> QX30 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Wiring Diagrams And Basic Inspection) >> Ecu Diagnosis Information >> Fuel Pump Control Module (FPCM) >> 2WD >> Reference Value >> Physical Values
October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Physical Values

Terminal No.
(Wire color)
Description Condition Value
(Approx.)
+ - Signal name Input/Output
2
(L)
9
(BR)
Fuel pump activation request signal Input Ignition switch: ON 12 V
Engine is running 0 V
3
(W)
- Drivetrain CAN-H Input/Output - -
4
(L)
- Drivetrain CAN-L Input/Output - -
5
(GR)
9
(BR)
Ignition signal Input Ignition switch: ON Battery voltage
6
(O)
- Sensor ground
(Fuel pressure sensor)
- - -
7
(V)
9
(BR)
Fuel pressure sensor signal Input Ignition switch: ON 2.5 V
Engine is running 2.3 V
8
(G)
9
(BR)
Sensor power supply
(Fuel pressure sensor)
Output Ignition switch: ON 5 V
9
(BR)
- FPCM ground - - -
10
(O/LG)
9
(BR)
Battery power supply Input Always Battery voltage
11
(BR/O)
- Fuel pump ground - - -
12
(O/L)
9
(BR)
Fuel pump control signal Output Ignition switch: ON 0 V
Engine is running (at idle)
GNSJSBIA5310GB-310Courtesy of NISSAN NORTH AMERICA, INC.

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 .