Nissan Qashqai J11. Manual — part 540
EC9-316
< DTC/CIRCUIT DIAGNOSIS >
[R9M]
P1503 ACTIVE GRILLE SHUTTER
P1503 ACTIVE GRILLE SHUTTER
DTC Logic
INFOID:0000000010499304
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
If DTC Confirmation Procedure has been preciously conducted, always turn ignition switch OFF and wait at
least 1 minute before conducting the next test.
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE-1
1.
Turn ignition switch ON and wait at least 5 seconds.
2.
Check DTC.
Is the DTC detected?
YES
>> Proceed to
EC9-316, "Diagnosis Procedure"
.
NO
>> GO TO 3.
3.
PERFORM DTC CONFIRMATION PROCEDURE-2
1.
Start the engine and wait at least 60 seconds.
2.
Check DTC.
Is the DTC detected?
YES
>> Proceed to
EC9-316, "Diagnosis Procedure"
.
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000010499305
1.
CHECK DTC OF IPDM E/R
Check DTC of IPDM E/R.
Is any DTC detected?
YES
>> Perform trouble diagnosis for the detected DTC. Refer to
.
NO
>> GO TO 2.
2.
CHECK ECM HARNESS CONNECTOR CONNECTIONS
Check ECM harness connector and active grille shutter harness connector connection.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P1503
CONTROLLED AIR VENTS
INFORMATION
(Controlled air vents informa-
tion)
• 1.DEF: NO BUS SIGNAL
• 2.DEF: NO RESPONSE
FROM THE VALVE MO-
TOR
• 3.DEF: CLOSING OF AIR
INLET FLAP
• 4.DEF: FAULT ALERTED
VIA THE CONTROL UNIT
• 5.DEF: INITIALIZATION
NOT VALID
• 6.DEF: MECHANICAL
FAULT
• 7.DEF: NO SIGNAL SPE-
CIFIC SUBTYPE
• LIN communication error with active grille shutter
• Detects the malfunction of initial position learning
or operational malfunctions for specified times.
• Detects the temperature of active grille shutter ac-
tuator is more than 155
°
C (311
°
F) for more than 5
seconds for accumulation.
• Detects the temperature of active grille shutter ac-
tuator is more than 155
°
C (311
°
F) for more than
specified times.
• Harness or connectors
• Active grille shutter actuator
P1503 ACTIVE GRILLE SHUTTER
EC9-317
< DTC/CIRCUIT DIAGNOSIS >
[R9M]
C
D
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F
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A
EC9
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P
O
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace error-detected parts.
3.
CHECK ACTIVE GRILLE SHUTTER
1.
Check if any foreign objects interferes with active grille shutter.
2.
Check the installation condition of active grille shutter.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace error-detected parts.
4.
CHECK FUSE
Check #51 fuse is not fusing.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace the fuse after repairing the applicable circuit.
5.
CHECK ACTIVE GRILLE SHUTTER POWER SUPPLY-1
1.
Reinsert the fuse which pulled out.
2.
Turn ignition switch ON.
3.
Check the voltage between IPDM E/R harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Perform trouble diagnosis for power supply circuit.
6.
CHECK ACTIVE GRILLE SHUTTER POWER SUPPLY-2
1.
Turn ignition switch OFF.
2.
Disconnect active grille shutter harness connector.
3.
Turn ignition switch ON.
4.
Check the voltage between active grille shutter harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 8.
NO
>> GO TO 7.
7.
CHECK ACTIVE GRILLE SHUTTER POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect IPDM E/R harness connector.
3.
Check IPDM E/R harness connector and active grille shutter harness connector.
Is the inspection result normal?
+
-
Voltage
IPDM E/R
Connector
Terminal
E37
8
Ground
Battery voltage
+
-
Voltage
Active grille shutter
Connector
Terminal
E115
1
Ground
Battery voltage
+
-
Continuity
IPDM E/R
Active grille shutter
Connector
Terminal
Connector
Terminal
E37
8
E115
1
Existed
EC9-318
< DTC/CIRCUIT DIAGNOSIS >
[R9M]
P1503 ACTIVE GRILLE SHUTTER
YES
>> Check intermittent incident. Refer to
GI-41, "Intermittent Incident"
.
NO
>> Repair or replace error-detected parts.
8.
CHECK LIN COMMUNICATION CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect ECM harness connector, DC/DC converter harness connector, and alternator harness con-
nector.
3.
Check ECM harness connector and active grille shutter harness connector.
Is the inspection result normal?
YES
>> Replace active grille shutter.
NO
>> Replace error-detected parts.
+
-
Continuity
ECM
Active grille shutter
Connector
Terminal
Connector
Terminal
F82
68
E115
3
Existed
P1512 STARTER MOTOR
EC9-319
< DTC/CIRCUIT DIAGNOSIS >
[R9M]
C
D
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F
G
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M
A
EC9
N
P
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P1512 STARTER MOTOR
Description
INFOID:0000000010309305
ECM multiplies operation counter of starter motor which operated in operation with key switch and operation
with restart and memorizes it.
DTC Logic
INFOID:0000000010309306
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
If the other DTC Confirmation Procedure is performed right before this procedure, the ignition switch must be
turned OFF and wait for 10 seconds or more to start this procedure.
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON and wait at least 3 seconds.
2.
Check DTC.
Is DTC detected?
YES
>> Proceed to
EC9-319, "Diagnosis Procedure"
.
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000010309307
1.
REPLACE STARTER MOTOR
Replace starter motor. Refer to
STR-32, "R9M : Removal and Installation"
>> INSPECTION END
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P1512
STARTER
(Starter)
• 1.DEF: NO OPERATION
• 2.DEF: INCORRECT OPER-
ATION
When starter motor operating counter which
ECM memorized is 250,000 times or more.
Starter motor
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