Nissan Cube. Manual — part 196
DLK-50
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2627 OUTSIDE ANTENNA
B2627 OUTSIDE ANTENNA
Description
INFOID:0000000009950472
• Detects whether Intelligent Key is outside the vehicle.
• Integrated in the outside handle (driver side).
DTC Logic
INFOID:0000000009950473
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Disconnect outside key antenna (driver side) connector.
2.
Perform “INTELLIGENT KEY” Self Diagnostic Result.
Is outside key antenna DTC detected?
YES
>> Refer to
.
NO
>> Outside key antenna (driver side) is OK.
Diagnosis Procedure
INFOID:0000000009950474
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
1.
Disconnect BCM connector and outside key antenna (driver side) connector.
DTC
CONSULT display
description
DTC detecting condition
Possible cause
B2627
OUTSIDE ANTENNA
An excessive high or low voltage from front door left
outside key antenna is sent to BCM
• Front door left outside key antenna
• Harness or connector
(Front door left outside key anten-
na circuit is open or shorted)
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M71
78, 79
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
B2627 OUTSIDE ANTENNA
DLK-51
< 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 outside key antenna (driver side) harness connec-
tor.
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 (driver side). (New antenna or other antenna)
2.
Connect BCM connector and outside key antenna (driver side) connector.
3.
Check signal between BCM harness connector and ground using oscilloscope.
Is the inspection result normal?
YES
>> Replace outside key antenna (driver side). Refer to
DLK-214, "OUTSIDE HANDLE : Removal and
NO
>> Replace BCM. Refer to
BCS-88, "Removal and Installation"
4.
CHECK INTERMITTENT INCIDENT
GI-40, "Intermittent Incident"
.
>> INSPECTION END
BCM
Outside key antenna (driver side)
Continuity
Connector
Terminal
Connector
Terminal
M71
78
D12
1
Existed
79
2
BCM
Ground
Continuity
Connector
Terminal
M71
78
Not existed
79
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M71
78, 79
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
DLK-52
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2628 OUTSIDE ANTENNA
B2628 OUTSIDE ANTENNA
Description
INFOID:0000000009950475
• Detects whether Intelligent Key is outside the vehicle.
• Integrated in the outside handle (back door).
DTC Logic
INFOID:0000000009950476
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Disconnect outside key antenna (back door) connector.
2.
Perform “INTELLIGENT KEY” Self Diagnostic Result.
Is outside key antenna DTC detected?
YES
>> Refer to
.
NO
>> Outside key antenna (back door) is OK.
Diagnosis Procedure
INFOID:0000000009950477
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
1.
Disconnect BCM connector and outside key antenna (back door) connector.
DTC
CONSULT display
description
DTC detecting condition
Possible cause
B2628
OUTSIDE ANTENNA
An excessive high or low voltage from outside key
antenna (back door) is sent to BCM
• Outside key antenna (back door)
• Harness or connector
[Outside key antenna (back door)
circuit is open or shorted]
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M71
82, 83
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
B2628 OUTSIDE ANTENNA
DLK-53
< 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 outside key antenna (back door) harness connec-
tor.
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 (back door). (New antenna or other antenna)
2.
Connect BCM and outside key antenna (back door) connector.
3.
Check signal between BCM harness connector and ground using oscilloscope.
Is the inspection result normal?
YES
>> Replace outside key antenna (back door). Refer to
DLK-221, "OUTSIDE HANDLE : Removal and
NO
>> Replace BCM. Refer to
BCS-88, "Removal and Installation"
4.
CHECK INTERMITTENT INCIDENT
GI-40, "Intermittent Incident"
.
>> INSPECTION END
BCM
Outside key antenna (back door)
Continuity
Connector
Terminal
Connector
Terminal
M71
82
D108
1
Existed
83
2
BCM
Ground
Continuity
Connector
Terminal
M71
82
Not existed
83
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M71
82, 83
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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