2008 INFINITI FX35 Service Manual

Page 1793 of 3924

INFINITI FX35 2008  Service Manual 
FUEL INJECTOREC-553
< SERVICE INFORMATION > [VQ35DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
Wiring DiagramINFOID:0000000001326440
Specification data are reference values 
and are measured between each termi

Page 1794 of 3924

INFINITI FX35 2008  Service Manual 
EC-554
< SERVICE INFORMATION >[VQ35DE]
FUEL INJECTOR
Do not use ECM ground terminals when measuring in
put/output voltage. Doing so may result in dam-
age to the ECMs transistor. Use a ground ot her

Page 1795 of 3924

INFINITI FX35 2008  Service Manual 
FUEL INJECTOREC-555
< SERVICE INFORMATION > [VQ35DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
2. Disconnect harness connector F50, F251
3. Turn ignition switch ON.
4. Check voltage between harness connector F

Page 1796 of 3924

INFINITI FX35 2008  Service Manual 
EC-556
< SERVICE INFORMATION >[VQ35DE]
FUEL INJECTOR
Provide battery voltage between harness connector F251 as follows
and then interrupt it. Listen to each fuel injector operating sound.
OK or NG
OK

Page 1797 of 3924

INFINITI FX35 2008  Service Manual 
FUEL INJECTOREC-557
< SERVICE INFORMATION > [VQ35DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
3. Check harness continuity between fuel injector 
terminal 2 and ECM terminals 21, 22, 23, 40, 41, 42. 
Refer to

Page 1798 of 3924

INFINITI FX35 2008  Service Manual 
EC-558
< SERVICE INFORMATION >[VQ35DE]
FUEL PUMP
FUEL PUMP
DescriptionINFOID:0000000001326444
SYSTEM DESCRIPTION
*: ECM determines the start signal status by the signals of engine speed and battery v

Page 1799 of 3924

INFINITI FX35 2008  Service Manual 
FUEL PUMPEC-559
< SERVICE INFORMATION > [VQ35DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
Wiring DiagramINFOID:0000000001326446
Specification data are reference values 
and are measured between each terminal

Page 1800 of 3924

INFINITI FX35 2008  Service Manual 
EC-560
< SERVICE INFORMATION >[VQ35DE]
FUEL PUMP
Diagnosis Procedure
INFOID:0000000001326447
1.CHECK OVERALL FUNCTION
1. Turn ignition switch ON.
2. Pinch fuel feed hose with two fingers.
OK or NG
OK