Nissan Cube. Manual — part 195
DLK-46
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2622 INSIDE ANTENNA
B2622 INSIDE ANTENNA
Description
INFOID:0000000009950466
• Detects whether Intelligent Key is inside the vehicle.
• Installed in the luggage room.
DTC Logic
INFOID:0000000009950467
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Perform inside key antenna (“INSIDE ANT DIAGNOSIS”) on “Work Support” of “INTELLIGENT KEY”.
2.
Perform “INTELLIGENT KEY” Self Diagnostic Result.
Is inside key antenna DTC detected?
YES
>> Refer to
.
NO
>> Inside key antenna (luggage room) is OK.
Diagnosis Procedure
INFOID:0000000009950468
1.
CHECK INSIDE KEY ANTENNA INPUT SIGNAL 1
1.
Turn ignition switch OFF.
2.
Check signal between BCM harness connector and ground using oscilloscope.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 2.
2.
CHECK INSIDE KEY ANTENNA CIRCUIT
1.
Disconnect BCM connector and inside key antenna (luggage room) connector.
DTC
CONSULT display
description
DTC detecting condition
Possible cause
B2622
INSIDE ANTENNA
An excessive high or low voltage from inside anten-
na (luggage room) is sent to BCM
• Inside key antenna (luggage room)
• Harness or connector
[Inside key antenna (luggage
room) circuit is open or shorted]
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
Luggage
room
M71
86, 87
Ground
When Intelligent Key is in the an-
tenna detection area
When Intelligent Key is not in the
antenna detection area
JMKIA3839GB
JMKIA3838GB
B2622 INSIDE ANTENNA
DLK-47
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
2.
Check continuity between BCM harness connector and inside key antenna (luggage room) harness con-
nector.
3.
Check continuity between BCM harness connector and ground.
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 (luggage room). (New antenna or other antenna)
2.
Connect BCM connector and inside key antenna (luggage room) connector.
3.
Check signal between BCM harness connector and ground using oscilloscope.
Is the inspection result normal?
YES
>> Replace inside key antenna (luggage room). Refer to
DLK-227, "LUGGAGE ROOM : Removal
.
NO
>> Replace BCM. Refer to
BCS-88, "Removal and Installation"
4.
CHECK INTERMITTENT INCIDENT
GI-40, "Intermittent Incident"
.
>> INSPECTION END
BCM
Inside key antenna (luggage room)
Continuity
Connector
Terminal
Connector
Terminal
M71
86
B82
1
Existed
87
2
BCM
Ground
Continuity
Connector
Terminal
M71
86
Not existed
87
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
Luggage
room
M71
86, 87
Ground
When Intelligent Key is in the
antenna detection area
When Intelligent Key is not in
the antenna detection area
JMKIA3839GB
JMKIA3838GB
DLK-48
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2626 OUTSIDE ANTENNA
B2626 OUTSIDE ANTENNA
Description
INFOID:0000000009950469
• Detects whether Intelligent Key is outside the vehicle.
• Integrated in the outside handle (passenger side).
DTC Logic
INFOID:0000000009950470
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Disconnect outside key antenna (passenger side) connector.
2.
Perform “INTELLIGENT KEY” Self Diagnostic Result.
Is outside key antenna DTC detected?
YES
>> Refer to
.
NO
>> Outside key antenna (passenger side) is OK.
Diagnosis Procedure
INFOID:0000000009950471
1.
CHECK OUTSIDE KEY ANTENNA INPUT SIGNAL 1
1.
Turn ignition switch OFF.
2.
Check signal between BCM harness connector and ground using oscilloscope.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 2.
2.
CHECK OUTSIDE KEY ANTENNA CIRCUIT
DTC
CONSULT display
description
DTC detecting condition
Possible cause
B2626
OUTSIDE ANTENNA
An excessive high or low voltage from front door
right outside key antenna is sent to BCM
• Front door right outside key anten-
na
• Harness or connector
(Front door right outside key an-
tenna circuit is open or shorted)
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M71
80, 81
Ground
When the passenger
door request switch is
operated with power
switch ON
When Intelligent Key is
in the antenna detec-
tion area (The distance
between Intelligent
Key and antenna: 80
cm or less)
When Intelligent Key is
not in the antenna de-
tection area (The dis-
tance between
Intelligent Key and an-
tenna: Approx. 2 m)
JMKIA5955GB
JMKIA5954GB
B2626 OUTSIDE ANTENNA
DLK-49
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
1.
Disconnect BCM connector and outside key antenna (passenger side) connector.
2.
Check continuity between BCM harness connector and outside key antenna (passenger side) harness
connector.
3.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness.
3.
CHECK OUTSIDE KEY ANTENNA INPUT SIGNAL 2
1.
Replace outside key antenna (passenger side). (New antenna or other antenna)
2.
Connect BCM connector and outside key antenna (passenger side) connector.
3.
Check signal between BCM harness connector and ground using oscilloscope.
Is the inspection result normal?
YES
>> Replace outside key antenna (passenger side). Refer to
.
NO
>> Replace BCM. Refer to
BCS-88, "Removal and Installation"
4.
CHECK INTERMITTENT INCIDENT
GI-40, "Intermittent Incident"
.
>> INSPECTION END
BCM
Outside key antenna (passenger side)
Continuity
Connector
Terminal
Connector
Terminal
M71
80
D32
1
Existed
81
2
BCM
Ground
Continuity
Connector
Terminal
M71
80
Not existed
81
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M71
80, 81
Ground
When the passenger
door request switch is
operated with power
switch ON
When Intelligent Key is
in the antenna detec-
tion area (The distance
between Intelligent
Key and antenna: 80
cm or less)
When Intelligent Key is
not in the antenna de-
tection area (The dis-
tance between
Intelligent Key and an-
tenna: Approx. 2 m)
JMKIA5955GB
JMKIA5954GB
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