Nissan Tiida C11. Instruction — part 486
EC-594
< COMPONENT DIAGNOSIS >
[HR16DE (WITHOUT EURO-OBD)]
COOLING FAN
>> Repair or replace malfunctioning part.
3.
CHECK COOLING FAN MOTORS CIRCUIT FOR OPEN AND SHORT
1.
Disconnect cooling fan motor harness connector.
2.
Check the continuity between IPDM E/R harness connector and cooling fan motor harness connector.
3.
Check the continuity between cooling fan motor harness connector or IPDM E/R harness connector and
ground.
4.
Also check harness for short to ground and short to power.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> GO TO 4.
4.
DETECT MALFUNCTIONING PART
Check the following.
• Harness for open or short between cooling fan motor and IPDM E/R
• Harness for open or short between cooling fan motor and ground
• Harness for open or short between IPDM E/R and ground
• Resistor E5
>> Repair or replace malfunctioning part.
5.
CHECK COOLING FAN MOTORS CIRCUIT FOR OPEN AND SHORT
1.
Disconnect cooling fan motor harness connector.
2.
Check the continuity between IPDM E/R harness connector and cooling fan motor harness connector.
3.
Check the continuity between cooling fan motor harness connector or IPDM E/R harness connector and
ground.
4.
Also check harness for short to ground and short to power.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> GO TO 6.
IPDM E/R
Cooling fan motor
Continuity
Connector
Terminal
Connector
Terminal
E44
24
E3
1
Existed
E45
30
Cooling fan motor
IPDM E/R
Ground
Continuity
Connector
Terminal
Connector
Terminal
E3
2
E46
59
Ground
Existed
39
IPDM E/R
Cooling fan motor
Continuity
Connector
Terminal
Connector
Terminal
E44
23
E3
1
Existed
24
2
E45
30
3
Cooling fan motor
IPDM E/R
Ground
Continuity
Connector
Terminal
Connector
Terminal
E3
4
E46
59
Ground
Existed
39
COOLING FAN
EC-595
< COMPONENT DIAGNOSIS >
[HR16DE (WITHOUT EURO-OBD)]
C
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EC
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6.
DETECT MALFUNCTIONING PART
Check the following.
• Harness for open or short between cooling fan motor and IPDM E/R
• Harness for open or short between cooling fan motor and ground
• Harness for open or short between IPDM E/R and ground
>> Repair or replace malfunctioning part.
7.
CHECK GROUND CONNECTION
Check ground connection E24. Refer to Ground Inspection in
.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace ground connection.
8.
CHECK COOLING FAN MOTOR
EC-595, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 9.
NO
>> Replace malfunctioning cooling fan motor.
9.
CHECK INTERMITTENT INCIDENT
Perform
GI-55, "Intermittent Incident"
.
Is the inspection result normal?
YES
>> Replace IPDM E/R.
NO
>> Repair or replace harness or connector.
Component Inspection
INFOID:0000000001693427
1.
CHECK OVERALL FUNCTION
Check if the vehicle is equipped with an air conditioner.
Is it equipped with an air conditioner?
YES
>> GO TO 2.
NO
>> GO TO 3.
2.
CHECK COOLING FAN MOTOR
1.
Turn ignition switch OFF.
2.
Disconnect cooling fan motor harness connector.
3.
Supply cooling fan motor terminals with battery voltage and check operation.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace cooling fan motor.
3.
CHECK COOLING FAN MOTOR
1.
Turn ignition switch OFF.
2.
Disconnect cooling fan motor harness connector.
3.
Supply cooling fan motor terminals with battery voltage and check operation.
Terminals
Operation
(+)
(–)
1
2
Cooling fan operates.
EC-596
< COMPONENT DIAGNOSIS >
[HR16DE (WITHOUT EURO-OBD)]
COOLING FAN
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace cooling fan motor.
Terminals
Operation
(+)
(–)
1
4
Cooling fan operates at low speed.
2
3
1 and 2
3 and 4
Cooling fan operates at high speed.
ELECTRICAL LOAD SIGNAL
EC-597
< COMPONENT DIAGNOSIS >
[HR16DE (WITHOUT EURO-OBD)]
C
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ELECTRICAL LOAD SIGNAL
Description
INFOID:0000000001693428
The electrical load signal (Headlamp switch signal, rear window defogger switch signal, etc.) is transferred
through the CAN communication line from BCM to ECM via IPDM E/R.
Component Function Check
INFOID:0000000001693429
1.
CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION
1.
Turn ignition switch ON.
2.
Connect CONSULT-III and select “DATA MONITOR” mode.
3.
Select “LOAD SIGNAL” and check indication under the following conditions.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Go to
2.
CHECK LIGHTING SWITCH FUNCTION
Check “LOAD SIGNAL” indication under the following conditions.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Go to
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
>> Go to
Diagnosis Procedure
INFOID:0000000001693430
1.
INSPECTION START
Confirm the malfunctioning circuit (rear window defogger, headlamp or heater fan). Refer to
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
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
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