2011 NISSAN LATIO Service Repair Manual

Page 1729 of 3787

NISSAN LATIO 2011  Service Repair Manual FUEL INJECTOREC-435
< COMPONENT DIAGNOSIS > [HR16DE]
C
D
E
F
G H
I
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K L
M A
EC
NP
O
4. Check the voltage between fuel injector harness connector and
ground.
Is the inspection result normal?
YES >> GO

Page 1730 of 3787

NISSAN LATIO 2011  Service Repair Manual EC-436
< COMPONENT DIAGNOSIS >[HR16DE]
FUEL INJECTOR
2. Disconnect fuel injector harness connector.
3. Check resistance between fuel injector terminals as per the fol-
lowing.
Is the inspection result

Page 1731 of 3787

NISSAN LATIO 2011  Service Repair Manual FUEL PUMPEC-437
< COMPONENT DIAGNOSIS > [HR16DE]
C
D
E
F
G H
I
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K L
M A
EC
NP
O
FUEL PUMP
DescriptionINFOID:0000000005930124
*: ECM determines the start signal status by the signals of engine speed a

Page 1732 of 3787

NISSAN LATIO 2011  Service Repair Manual EC-438
< COMPONENT DIAGNOSIS >[HR16DE]
FUEL PUMP
Wiring Diagram
INFOID:0000000005930126
Diagnosis ProcedureINFOID:0000000005930127
1.CHECK FUEL PUMP POWER SUPPLY CIRCUIT-I
1. Turn ignition switch OFF.

Page 1733 of 3787

NISSAN LATIO 2011  Service Repair Manual FUEL PUMPEC-439
< COMPONENT DIAGNOSIS > [HR16DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
4. Check the voltage between ECM harness connector and
ground.
Is the inspection result normal?
YES >> GO TO 4.
NO >> G

Page 1734 of 3787

NISSAN LATIO 2011  Service Repair Manual EC-440
< COMPONENT DIAGNOSIS >[HR16DE]
FUEL PUMP
NO >> Replace15 A fuse.
6.CHECK FUEL PUMP POWER SUPPLY CIRCUIT-IV
1. Disconnect IPDM E/R harness connector E45.
2. Check the continuity between IPDM E/

Page 1735 of 3787

NISSAN LATIO 2011  Service Repair Manual FUEL PUMPEC-441
< COMPONENT DIAGNOSIS > [HR16DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
3. Check resistance between “fuel level sensor unit and fuel pump”
terminals as per the following.
Is the inspectio

Page 1736 of 3787

NISSAN LATIO 2011  Service Repair Manual EC-442
< COMPONENT DIAGNOSIS >[HR16DE]
IGNITION SIGNAL
IGNITION SIGNAL
DescriptionINFOID:0000000005930129
The ignition signal from the ECM is sent to and amplified by the power transistor. The power t