Nissan Qashqai J11. Manual — part 1486
P161F IMMOBILIZER
SEC-243
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
P161F IMMOBILIZER
DTC Logic
INFOID:0000000010479741
DTC DETECTION LOGIC
POSSIBLE CAUSE
ECM
FAIL-SAFE
Inhibit engine cranking
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Check DTC in “Self Diagnostic Result”mode of “ENGINE”using CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-243, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010479742
1.
REPLACE ECM
Replace ECM.
Refer to the following procedure.
• HRA2DDT:
ECH-320, "Removal and Installation"
.
ECK-398, "Removal and Installation"
• R9M:
EC9-409, "Removal and Installation"
.
ECM-616, "Removal and Installation"
ECM-1031, "Removal and Installation"
>> INSPECTION END
DTC
CONSULT screen items
DTC detecting condition
P161F
IMMOBILIZER
When BCM detects an immobilizer malfunction and engine start is prohib-
ited.
SEC-244
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
P1616 ECM
P1616 ECM
DTC Logic
INFOID:0000000010479743
DTC DETECTION LOGIC
POSSIBLE CAUSE
ECM
FAIL-SAFE
—
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON and wait 2 seconds or more.
2.
Check DTC in “Self Diagnostic Result”mode of “ENGINE”using CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-244, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
.
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010479744
1.
INSPECTION START
1.
Turn ignition switch ON.
2.
Select “Self Diagnostic Result” mode of “ENGINE” using CONSULT.
3.
Touch “ERASE”.
4.
Perform DTC CONFIRMATION PROCEDURE for DTC P1616. Refer to
.
Is DTC P1616 displayed again?
YES
>> GO TO 2.
NO
>> INSPECTION END
2.
REPLACE ECM
Replace ECM.
Refer to the following procedure.
• HRA2DDT:
ECH-320, "Removal and Installation"
.
ECK-398, "Removal and Installation"
• R9M:
EC9-409, "Removal and Installation"
.
• MR16DDT:
ECM-616, "Removal and Installation"
.
• MR20DD:
ECM-1031, "Removal and Installation"
>> INSPECTION END
DTC No.
CONSULT screen items
DTC detecting condition
P1616
NATS MALFUNCTION
ECM ROM is malfunctioning
B2190 CHAIN OF BCM - IMM ANT
SEC-245
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
B2190 CHAIN OF BCM - IMM ANT
DTC Logic
INFOID:0000000010479745
DTC DETECTION LOGIC
POSSIBLE CAUSE
Keyfob
FAIL-SAFE
Security indicator lamp turn ON
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Make the conditions that BCM enters in the low power consumption mode (BCM sleep condition).
Refer to
BCS-17, "POWER CONSUMPTION CONTROL SYSTEM : System Description"
2.
Turn ignition switch ON.
3.
Check to DTC in “Self Diagnostic Result” mode of “BCM” CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-245, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010479746
1.
IGNITION KEY REGISTRATION
Using CONSULT, register all Ignition Keys again.
>> GO TO 2
2.
PERFORM SELF-DIAGNOSIS RESULT
1.
Select “Self Diagnosis Result” mode of “BCM” using CONSULT.
2.
Erase DTC.
3.
Perform DTC CONFIRMATION PROCEDURE for B2190. Refer to
Is DTC detected?
YES
>> GO TO 3
NO
>> INSPECTION END
3.
CHECK NATS ANTENNA COMMUNICATION SIGNAL
Check voltage signal between NATS antenna amp. harness connector and ground using an oscilloscope.
Is the inspection result normal?
YES
>> Replace NATS antenna amp. Refer to
SEC-187, "Removal and Installation"
.
DTC
CONSULT screen items
DTC detecting condition
B2190–00
CHAIN OF BCM-IMM ANT
When BCM cannot detect the immobilizer ID in 0.6 seconds.
(+)
(-)
Condition
Voltage
NATS antenna amp.
Connector
Terminal
M45
1
Ground
Just after inserting igni-
tion key into key cylinder
Pointer of tester should move
Other than above
0 V
4
Just after inserting igni-
tion key into key cylinder
Pointer of tester should move
Other than above
0 V
SEC-246
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
B2190 CHAIN OF BCM - IMM ANT
NO
>> GO TO 4
4.
CHECK NATS ANTENNA COMMUNICATION SIGNAL CIRCUIT
1.
Disconnect BCM connector and NATS antenna connector.
2.
Check continuity between NATS antenna amp. harness connector and BCM harness connector.
3.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5
NO
>> Repair or replace harness.
5.
REPLACE BCM
Replace BCM. Refer to
BCS-135, "Removal and Installation"
.
>> INSPECTION END
NATS antenna amp.
BCM
Continuity
Connector
Terminal
Connector
Terminal
M45
1
M69
113
Existed
4
109
BCM
Ground
Continuity
Connector
Terminal
M69
113
Not existed
109
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