Nissan Rogue. Manual — part 548
EC-460
< DTC/CIRCUIT DIAGNOSIS >
[QR25DE]
BRAKE PEDAL POSITION SWITCH
YES
>> INSPECTION END
NO
>> Replace brake pedal position switch. Refer to
COOLING FAN
EC-461
< DTC/CIRCUIT DIAGNOSIS >
[QR25DE]
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COOLING FAN
Component Function Check
INFOID:0000000011278175
1.
CHECK COOLING FAN FUNCTION
With CONSULT
1. Turn ignition switch ON.
2. Perform “FAN DUTY CONTROL” in “ACTIVE TEST” mode with CONSULT.
3. Make sure that cooling fan speed varies according to the percentage.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Proceed to
.
Diagnosis Procedure
INFOID:0000000011278176
1.
CHECK COOLING FAN RELAY POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect cooling fan relays-2, -3.
3. Turn ignition switch ON.
4. Check the voltage between cooling fan relays-2, -3 harness connectors and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Perform trouble diagnosis for power supply circuit.
2.
CHECK COOLING FAN MOTOR CIRCUIT-1
Check the voltage between cooling fan relays-2, -3 harness connectors and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 4.
3.
CHECK COOLING FAN RELAY OUTPUT SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R harness connectors.
3. Check the continuity between cooling fan relay-2, -3 harness connectors and IPDM E/R harness connec-
tor.
+
−
Voltage
Cooling fan relay
Connector
Terminal
H-2
(cooling fan relay-2)
1
Ground
Battery voltage
H-3
(cooling fan relay-3)
+
−
Voltage
Cooling fan relay
Connector
Terminal
H-2
(cooling fan relay-2)
3
Ground
Battery voltage
H-3
(cooling fan relay-3)
EC-462
< DTC/CIRCUIT DIAGNOSIS >
[QR25DE]
COOLING FAN
4. Also check harness for short to ground and to power.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace error-detected parts.
4.
CHECK COOLING FAN MOTOR POWER SUPPLY CIRCUIT
1. Disconnect cooling fan motor-1 harness connector.
2. Check the voltage between cooling fan motor-1 harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Perform trouble diagnosis for power supply circuit.
5.
CHECK COOLING FAN MOTOR CIRCUIT-2
1. Check the continuity between cooling fan relay-2, -3 harness connectors and cooling fan motor-1, -2 har-
ness connectors.
2. Also check harness for short to ground and to power.
Is the inspection result normal?
YES
>> GO TO 11.
NO
>> Repair or replace error-detected parts.
6.
CHECK COOLING FAN MOTOR CIRCUIT-3
1. Check the continuity between IPDM E/R harness connector and cooling fan motor-2 harness connector.
+
−
Continuity
Cooling fan relay
IPDM E/R
Connector
Terminal
Connector
Terminal
H-2
(cooling fan relay-2)
2
F42
107
Existed
H-3
(cooling fan relay-3)
106
+
−
Voltage
Cooling fan motor-1
Connector
Terminal
F3
1
Ground
Battery voltage
2
+
−
Continuity
Cooling fan relay
Cooling fan motor-1
Connector
Terminal
Connector
Terminal
H-2
(cooling fan relay-2)
3
F3
3
Existed
4
H-3
(cooling fan relay-3)
3
4
+
−
Continuity
IPDM E/R
Cooling fan motor-2
Connector
Terminal
Connector
Terminal
F41
85
F5
1
Existed
2
COOLING FAN
EC-463
< DTC/CIRCUIT DIAGNOSIS >
[QR25DE]
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2. 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 MOTOR CIRCUIT-4
1. Check the continuity between cooling fan relay-3 harness connectors and ground.
2. Also check harness for short to ground and to power.
Is the inspection result normal?
YES
>> GO TO 8.
NO
>> Repair or replace error-detected parts.
8.
CHECK COOLING FAN MOTOR CIRCUIT-5
1. Check the continuity between cooling fan relay--3 harness connectors and cooling fan motor-2 harness
connector.
2. Also check harness for short to ground and to power.
Is the inspection result normal?
YES
>> GO TO 9.
NO
>> Repair or replace error-detected parts.
9.
CHECK COOLING FAN MOTOR CIRCUIT-4
1. Check the continuity between cooling fan motor-2 harness connector and ground.
2. Also check harness for short to ground and to power.
Is the inspection result normal?
YES
>> GO TO 10.
NO
>> Repair or replace error-detected parts.
10.
CHECK COOLING FAN RELAY-2 AND -3
EC-464, "Component Inspection (Cooling Fan Relay)"
Is the inspection result normal?
YES
>> GO TO 11.
NO
>> Replace malfunctioning cooling fan relay.
11.
CHECK COOLING FAN MOTORS-1 AND -2
EC-464, "Component Inspection (Cooling Fan Motor)"
+
−
Continuity
Cooling fan relay-3
Connector
Terminal
H-3
5
Ground
Existed
+
−
Continuity
Cooling fan relay-2
Cooling fan motor-2
Connector
Terminal
Connector
Terminal
H-2
5
F5
1
Existed
2
+
−
Continuity
Cooling fan motor-2
Connector
Terminal
F5
3
Ground
Existed
4
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