Nissan Juke F15. Manual - part 596

COOLING FAN

EC-1197

< DTC/CIRCUIT DIAGNOSIS >

[MR EXCEPT FOR NISMO RS MODELS]

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3. Also check harness for short to ground.
Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace error-detected parts.

4.

CHECK COOLING FAN RELAY

Check cooling fan relay. Refer to 

EC-1198, "Component Inspection (Cooling Fan Relay)"

.

Is the inspection result normal?

YES

>> Perform the trouble diagnosis for power supply circuit.

NO

>> Replace cooling fan relay.

5.

CHECK COOLING FAN CONTROL MODULE GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Check the continuity between cooling fan control nodule harness connector and ground.

3. Also check harness for short to power.
Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Repair or replace error-detected parts.

6.

CHECK COOLING FAN CONTROL SIGNAL CIRCUIT

1. Disconnect IPDM E/R harness connector.

2. Check the continuity between cooling fan control nodule harness connector and IPDM E/R harness con-

nector.

3. Also check harness for short to ground and to power.
Is the inspection result normal?

YES

>> GO TO 7.

NO

>> Repair or replace error-detected parts.

7.

CHECK COOLING FAN CONTROL MODULE OUTPUT SIGNAL CIRCUIT

1. Reconnect all harness connectors disconnected.

2. Disconnect cooling fan control module harness connector.

3. Turn ignition switch ON.

4. Check the voltage between cooling fan control module terminals and ground.

+

−

Continuity

Cooling fan relay

IPDM E/R

Connector

Terminal

Connector

Terminal

E204

1

E17

67

Existed

+

−

Continuity

Cooling fan control module

Connector

Terminal

E203

1

Ground

Existed

+

−

Continuity

Cooling fan control module

IPDM E/R

Connector

Terminal

Connector

Terminal

E203

2

E17

72

Existed

EC-1198

< DTC/CIRCUIT DIAGNOSIS >

[MR EXCEPT FOR NISMO RS MODELS]

COOLING FAN

Is the inspection result normal?

YES

>> GO TO 8.

NO

>> Repair or replace error-detected parts.

8.

CHECK COOLING FAN MOTORS -1 AND -2

Check the cooling fan motor. Refer to 

EC-1198, "Component Inspection (Cooling Fan Motor)"

.

YES

>> Check intermittent incident. Refer to 

GI-45, "Intermittent Incident"

.

NO

>> Replace cooling motor. Refer to 

CO-50, "Exploded View"

.

Component Inspection (Cooling Fan Motor)

INFOID:0000000012198728

1.

CHECK COOLING FAN MOTOR

1. Turn ignition switch OFF.

2. Disconnect cooling fan control module harness connector.

3. Supply cooling fan control module harness connector terminals with battery voltage as per the following,

and check operation.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace malfunctioning cooling fan motor. Refer to 

CO-50, "Exploded View"

.

Component Inspection (Cooling Fan Relay)

INFOID:0000000012198729

1.

CHECK COOLING FAN RELAY

1. Turn ignition switch OFF.

2. Remove cooling fan relay.

3. Check the continuity between cooling fan relay terminals under the following conditions.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace cooling fan relay.

+

−

Voltage

Cooling fan control module

Connector

Terminal

E301

4

Ground

Battery voltage

E302

6

Cooling fan control module

Operation

Motor

Connector

Terminal

(+)

(

−)

1

E301

4

5

Cooling fan operates.

2

E302

6

7

Cooling fan relay

Conditions

Continuity

+

−

Terminal

3

5

12 V direct current supply between 
terminals 1 and 2

Existed

No current supply

Not existed

ELECTRICAL LOAD SIGNAL

EC-1199

< DTC/CIRCUIT DIAGNOSIS >

[MR EXCEPT FOR NISMO RS MODELS]

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ELECTRICAL LOAD SIGNAL

Description

INFOID:0000000012198730

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

the CAN communication line.

Component Function Check

INFOID:0000000012198731

1.

CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION

With CONSULT

1. Turn ignition switch ON.

2. Select “DATA MONITOR” mode of “ENGINE” using CONSULT.

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

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Proceed to 

EC-1199, "Diagnosis Procedure"

.

2.

CHECK LIGHTING SWITCH FUNCTION

With CONSULT

Check “LOAD SIGNAL” indication as per the following conditions.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Proceed to 

EC-1199, "Diagnosis Procedure"

.

3.

CHECK HEATER FAN CONTROL SWITCH FUNCTION

With CONSULT

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

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Proceed to 

EC-1199, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000012198732

1.

INSPECTION START

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

EC-1199, "Com-

ponent Function Check"

.

Which circuit is related to the incident?

Rear window defogger>>GO TO 2.

Headlamp>>GO TO 3.

Heater fan>>GO TO 4.

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 posi-
tion

ON

OFF

OFF

Monitor item

Condition

Indication

HEATER FAN 
SW

Heater fan control switch

ON

ON

OFF

OFF

EC-1200

< DTC/CIRCUIT DIAGNOSIS >

[MR EXCEPT FOR NISMO RS MODELS]

ELECTRICAL LOAD SIGNAL

2.

CHECK REAR WINDOW DEFOGGER SYSTEM

Check the rear window defogger system. Refer to 

DEF-18, "Work Flow"

.

>> INSPECTION END

3.

CHECK HEADLAMP SYSTEM

Check the headlamp system. Refer to 

EXL-47, "Work Flow"

.

>> INSPECTION END

4.

CHECK HEATER FAN CONTROL SYSTEM

Perform trouble diagnosis of air conditioning system. Check type of air conditioning system 

HA-15, "Work

Flow"

 and refer to the follows.

•

HAC-45, "Work Flow"

>> INSPECTION END