Nissan Note E12. Manual - part 243

COOLING FAN

EC-311

< DTC/CIRCUIT DIAGNOSIS >

[HR16DE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

CVT models

M/T models

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace cooling fan motor. Refer to 

CO-17, "Exploded View"

.

Component Inspection (Cooling Fan Relay)

INFOID:0000000009587163

1.

CHECK COOLING FAN RELAY

1. Turn ignition switch OFF.

2. Remove cooling fan relay.

3. Check continuity between cooling fan relay terminals under the

following conditions.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace cooling fan relay.

Cooling fan motor

Operation

Connector

+

−

terminals

E5

1

2

Cooling fan motor operates

E32

3

4

Cooling fan motor

Operation

Connector

+

−

terminals

E31

2

3

Cooling fan motor operates

1

4

Cooling fan relay

Conditions

Continuity

terminals

3

5

12 V direct current supply between 
terminals 1 and 2

Existed

No current supply

Not existed

JSBIA0671ZZ

EC-312

< DTC/CIRCUIT DIAGNOSIS >

[HR16DE]

ELECTRICAL LOAD SIGNAL

ELECTRICAL LOAD SIGNAL

Description

INFOID:0000000009022669

The electrical load signal (Headlamp switch signal, rear window defogger switch signal, etc.) is transferred to

ECM through the CAN communication line.

Component Function Check

INFOID:0000000009022670

1.

CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION

1. Turn ignition switch ON.

2. Select “DATA MONITOR” mode with CONSULT.

3. Select “LOAD SIGNAL” and check indication under the following conditions.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Proceed to 

EC-312, "Diagnosis Procedure"

.

2.

CHECK LIGHTING SWITCH FUNCTION

Check “LOAD SIGNAL” indication under the following conditions.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Proceed to 

EC-312, "Diagnosis Procedure"

.

3.

CHECK HEATER FAN CONTROL SWITCH FUNCTION

Select “HEATER FAN SW” and check indication under the following conditions.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Proceed to 

EC-312, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000009022671

1.

INSPECTION START

Confirm the malfunctioning circuit (rear window defogger, headlamp or heater fan). Refer to 

EC-312, "Compo-

nent Function Check"

.

Which circuit is related to the incident?

Rear window defogger>>GO TO 2

Headlamp>>GO TO 3.

Heater fan>>GO TO 4.

2.

CHECK REAR WINDOW DEFOGGER SYSTEM

Perform trouble diagnosis of rear window defogger system. Refer to 

DEF-13, "Work Flow"

.

Monitor item

Condition

Indication

LOAD SIGNAL

Rear window defogger switch

ON

ON

OFF

OFF

Monitor item

Condition

Indication

LOAD SIGNAL

Lighting switch

ON at 2nd position

ON

OFF

OFF

Monitor item

Condition

Indication

HEATER FAN SW

Heater fan control switch

ON

ON

OFF

OFF

ELECTRICAL LOAD SIGNAL

EC-313

< DTC/CIRCUIT DIAGNOSIS >

[HR16DE]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

>> INSPECTION END

3.

CHECK HEADLAMP SYSTEM

Perform trouble diagnosis of headlamp system. Refer to 

EXL-70, "Work Flow"

.

>> INSPECTION END

4.

CHECK AIR CONDITIONING SYSTEM

Perform trouble diagnosis of air conditioning system. Refer to 

HAC-27, "Workflow"

.

>> INSPECTION END

EC-314

< DTC/CIRCUIT DIAGNOSIS >

[HR16DE]

FUEL INJECTOR

FUEL INJECTOR

Component Function Check

INFOID:0000000009022672

1.

INSPECTION START

Turn ignition switch to START.
Is any cylinder ignited?

YES

>> GO TO 2.

NO

>> Proceed to 

EC-314, "Diagnosis Procedure"

.

2.

CHECK FUEL INJECTOR FUNCTION

With CONSULT

1. Start engine.

2. Perform “POWER BALANCE” in “ACTIVE TEST” mode with CONSULT.

3. Make sure that each circuit produces a momentary engine speed drop.

Without CONSULT

1. Let engine idle.

2. Listen to each fuel injector operating sound.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Proceed to 

EC-314, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000009022673

1.

CHECK FUEL INJECTOR POWER SUPPLY CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect fuel injector harness connector.

3. Turn ignition switch ON.

4. Check the voltage between fuel injector harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

DETECT MALFUNCTIONING PART

Check the following.

• IPDM E/R connector F42

Clicking noise should be heard.

PBIB3332E

Fuel injector

Ground

Voltage

Cylinder Connector

Front / Rear

Terminal

1

F17

Front

1

Ground Battery voltage

F53

Rear

2

F18

Front

1

F54

Rear

3

F19

Front

1

F29

Rear

4

F20

Front

1

F30

Rear