Nissan X-Trail 32. Manual — part 452
B2621 INSIDE ANTENNA
DLK-149
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 1]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
B2621 INSIDE ANTENNA
DTC Description
INFOID:0000000010708103
DTC DETECTION LOGIC
POSSIBLE CAUSE
• BCM
• Inside key antenna (instrument center)
• Harness or connector [inside key antenna (instrument center) circuit is open or shorted]
FAIL-SAFE
–
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Select “INTELLIGENT KEY” of “BCM” using CONSULT.
2.
Select “INSIDE ANT DIAGNOSIS” in “WORK SUPPORT” mode.
3.
Perform inside key antenna (“INSIDE ANT DIAGNOSIS”) on “WORK SUPPORT” of “INTELLIGENT
KEY”.
4.
Check BCM for DTC.
Is inside key antenna DTC detected?
YES
>> Refer to
DLK-149, "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:0000000010708104
1.
CHECK INSIDE KEY ANTENNA INPUT SIGNAL 1
1.
Turn ignition switch ON.
2.
Check signal between BCM harness connector and ground with oscilloscope.
DTC No.
CONSULT screen items (Trou-
ble diagnosis content)
DTC detecting condition
B2621–00
INSIDE ANTENNA
(Inside antenna)
An excessive high or low voltage from inside key antenna (instrument cen-
ter) is sent to BCM.
DLK-150
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 1]
B2621 INSIDE ANTENNA
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-121, "Removal and Installation"
.
NO
>> GO TO 2.
2.
CHECK INSIDE KEY ANTENNA CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector and inside key antenna (instrument center) connector.
3.
Check continuity between BCM harness connector and inside key antenna (instrument center) harness
connector.
4.
Check continuity between BCM harness connector and ground.
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M86
116
Ground
Ignition switch
ON and any
door is open
When Intelligent
Key is not in the
antenna detec-
tion area
When Intelligent
Key is in the an-
tenna detection
area
117
When Intelligent
Key is not in the
antenna detec-
tion area
When Intelligent
Key is in the an-
tenna detection
area
JMMIA1652GB
JMMIA1653GB
JSMIA1348GB
JSMIA1406GB
BCM
Inside key antenna (instrument center)
Continuity
Connector
Terminal
Connector
Terminal
M86
116
M17
2
Existed
117
1
BCM
Ground
Continuity
Connector
Terminal
M86
116
Not existed
117
B2621 INSIDE ANTENNA
DLK-151
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 1]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness.
3.
CHECK INSIDE KEY ANTENNA INPUT SIGNAL 2
1.
Replace inside key antenna (instrument center). (New antenna or other antenna)
2.
Connect BCM connector and inside key antenna (instrument center) connector.
3.
Check signal between BCM harness connector and ground with oscilloscope.
Is the inspection result normal?
YES
>> Replace inside key antenna (instrument center).
NO
>> Replace BCM. Refer to
BCS-121, "Removal and Installation"
.
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M86
116
Ground
Ignition switch
ON and any
door is open
When Intelligent
Key is not in the
antenna detec-
tion area
When Intelligent
Key is in the an-
tenna detection
area
117
When Intelligent
Key is not in the
antenna detec-
tion area
When Intelligent
Key is in the an-
tenna detection
area
JMMIA1652GB
JMMIA1653GB
JSMIA1348GB
JSMIA1406GB
DLK-152
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 1]
B2622 INSIDE ANTENNA
B2622 INSIDE ANTENNA
DTC Description
INFOID:0000000010708105
DTC DETECTION LOGIC
POSSIBLE CAUSE
• BCM
• Inside key antenna (luggage room)
• Harness or connector [inside key antenna (luggage room) circuit is open or shorted]
FAIL-SAFE
–
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Select “INTELLIGENT KEY” of “BCM” using CONSULT.
2.
Select “INSIDE ANT DIAGNOSIS” in “WORK SUPPORT” mode.
3.
Perform inside key antenna (“INSIDE ANT DIAGNOSIS”) on “WORK SUPPORT” of “INTELLIGENT
KEY”.
4.
Check BCM for DTC.
Is inside key antenna DTC detected?
YES
>> Refer to
DLK-152, "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:0000000010708106
1.
CHECK INSIDE KEY ANTENNA INPUT SIGNAL 1
1.
Turn ignition switch ON.
2.
Check signal between BCM harness connector and ground using oscilloscope.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
B2622–00
INSIDE ANTENNA
(Inside antenna)
An excessive high or low voltage from inside key antenna (luggage room)
is sent to BCM
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