Nissan X-Trail 32. Instruction — part 1834
P161E IMMOBILIZER
SEC-103
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
P161E IMMOBILIZER
DTC Description
INFOID:0000000010922139
DTC DETECTION LOGIC
POSSIBLE CAUSE
• BCM
• ECM
FAIL-SAFE
Inhibit engine cranking
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Select “Self Diagnostic Result” mode of “ENGINE” using CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-103, "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:0000000010922140
1.
ECM REGISTRATION
Using CONSULT, register ECM.
Is the DTC detected?
YES
>> GO TO 2.
NO
>> INSPECTION END
2.
REPLACE BCM
BCS-121, "Removal and Installation"
.
Is the DTC detected?
YES
>> GO TO 3.
NO
>> INSPECTION END
3.
REPLACE ECM
Replace ECM.
Refer to the following procedure.
• MR20DD:
EC-430, "Removal and Installation"
.
• QR25DE:
EC-806, "Removal and Installation"
.
• R9M:
EC-1226, "Removal and Installation"
.
>> INSPECTION END
DTC No.
CONSULT screen items
(Trouble diagnosis content)
DTC detecting condition
P161E
IMMOBILIZER
(Immobilizer)
When CONSULT is not used during ECM replacement.
SEC-104
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
P161F IMMOBILIZER
P161F IMMOBILIZER
DTC Description
INFOID:0000000010922141
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.
Select “Self Diagnostic Result” mode of “ENGINE” using CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-104, "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:0000000010922142
1.
REPLACE ECM
Replace ECM.
Refer to the following procedure.
• MR20DD:
EC-430, "Removal and Installation"
.
• QR25DE:
EC-806, "Removal and Installation"
.
• R9M:
EC-1226, "Removal and Installation"
.
>> INSPECTION END
DTC No.
CONSULT screen items
(Trouble diagnosis content)
DTC detecting condition
P161F
IMMOBILIZER
(Immobilizer)
When BCM detects an immobilizer malfunction and engine start is prohib-
ited.
P1616 ECM
SEC-105
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
P1616 ECM
DTC Description
INFOID:0000000010926623
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-105, "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:0000000010926624
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.
• MR20DD:
EC-430, "Removal and Installation"
.
• QR25DE:
EC-806, "Removal and Installation"
.
• R9M:
EC-1226, "Removal and Installation"
.
>> INSPECTION END
DTC No.
CONSULT screen items
(Trouble diagnosis content)
DTC detecting condition
P1616
NATS MALFUNCTION
(Nissan Anti-Theft System malfunction)
ECM ROM is malfunctioning
SEC-106
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B121D STEERING LOCK POWER SUPPLY CIRCUIT
B121D STEERING LOCK POWER SUPPLY CIRCUIT
DTC Description
INFOID:0000000010922229
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Harness or connectors
(Steering lock unit power supply circuit is open or shorted)
• IPDM E/R
• BCM
• Steering lock unit
FAIL-SAFE
Shut off the power supply until the vehicle switches to sleep status.
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-18, "POWER CONSUMPTION CONTROL SYSTEM : System Description"
2.
Turn ignition switch ON.
3.
Select “Self Diagnostic Result” mode of “IPDM E/R” using CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-106, "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:0000000010922230
1.
CHECK IPDM E/R POWER SUPPLY
1.
Turn ignition switch to OFF, and then wait for 3 minutes with driver door open.
NOTE:
• Even after ignition switch is OFF, power is supplied to accessories for a certain amount of time by the
AUTO ACC function.
• When vehicle is operated while on standby, power may be supplied to accessories.
2.
Disconnect the battery negative terminal.
3.
Disconnect BCM connector.
4.
Connect the minus terminal of the battery and set the BCM to wake up status.
5.
Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK IPDM E/R POWER SUPPLY CIRCUIT
1.
Disconnect the battery negative terminal.
2.
Disconnect IPDM E/R connector.
DTC No.
CONSULT screen items
(Trouble diagnosis content)
DTC detecting condition
B121D
S/L LOCK PWR
SPLY CIRC
(Steering lock
power supply cir-
cuit)
[CIRC SHORT TO
GROUND]
• When the steering lock unit detects a short circuit in the steering lock
unit power circuit
• When the steering lock unit detects over current in the steering lock unit
power circuit.
BCM
(-)
Condition
Voltage
Connector
Terminal
E23
166
Ground
Ignition switch
OFF
9 - 16 V
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