Nissan Note E12. Instruction — part 138
DLK-56
< DTC/CIRCUIT DIAGNOSIS >
B2622 INSIDE ANTENNA
B2622 INSIDE ANTENNA
DTC Logic
INFOID:0000000009515836
DTC DETECTION LOGIC
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
.
NO
>> Inside key antenna (console) is OK.
Diagnosis Procedure
INFOID:0000000009515837
Regarding Wiring Diagram information, refer to
DLK-37, "INTELLIGENT KEY SYSTEM : Wiring Diagram"
.
1.
CHECK INSIDE KEY ANTENNA INPUT SIGNAL 1
1. Turn ignition switch ON.
2. Check signal between BCM harness connector and ground using oscilloscope.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-67, "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 (console) connector.
DTC
CONSULT display
description
DTC detecting condition
Possible cause
B2622
INSIDE ANTENNA 2
An excessive high or low voltage from inside anten-
na (console) is sent to BCM
• Inside key antenna (console)
• Between BCM Inside key antenna
(console)
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M98
86
87
Ground
When Intelligent Key is in the anten-
na detection area
When Intelligent Key is not in the an-
tenna detection area
JMKIA3839GB
JMKIA5951GB
B2622 INSIDE ANTENNA
DLK-57
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
3. Check continuity between BCM harness connector and inside key antenna (console) harness connector.
4. 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 (console). (New antenna or other antenna)
2. Connect BCM connector and inside key antenna (console) connector.
3. Turn ignition switch ON.
4. Check signal between BCM harness connector and ground using oscilloscope.
Is the inspection result normal?
YES
>> Replace inside key antenna (console). Refer to
DLK-159, "CONSOLE : Removal and Installation"
.
NO
>> Replace BCM. Refer to
BCS-67, "Removal and Installation"
BCM
Inside key antenna (console)
Continuity
Connector
Terminal
Connector
Terminal
M98
86
M89
1
Yes
87
2
BCM
Ground
Continuity
Connector
Terminal
M98
86
No
87
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M98
86
87
Ground
When Intelligent Key is in the anten-
na detection area
When Intelligent Key is not in the an-
tenna detection area
JMKIA3839GB
JMKIA5951GB
DLK-58
< DTC/CIRCUIT DIAGNOSIS >
B2623 INSIDE ANTENNA
B2623 INSIDE ANTENNA
DTC Logic
INFOID:0000000009515838
DTC DETECTION LOGIC
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
.
NO
>> Inside key antenna (trunk room) is OK.
Diagnosis Procedure
INFOID:0000000009515839
Regarding Wiring Diagram information, refer to
DLK-37, "INTELLIGENT KEY SYSTEM : Wiring Diagram"
.
1.
CHECK INSIDE KEY ANTENNA INPUT SIGNAL 1
1. Turn ignition switch ON.
2. Check signal between BCM harness connector and ground using oscilloscope.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-67, "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 (trunk room) connector.
DTC
CONSULT display
description
DTC detecting condition
Possible cause
B2623
INSIDE ANTENNA 3
An excessive high or low voltage from inside anten-
na (trunk room) is sent to BCM
• Inside key antenna (trunk room)
• Between BCM Inside key antenna
(trunk room)
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M98
88
89
Ground
When Intelligent Key is in the anten-
na detection area
When Intelligent Key is not in the an-
tenna detection area
JMKIA3839GB
JMKIA5951GB
B2623 INSIDE ANTENNA
DLK-59
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
3. Check continuity between BCM harness connector and inside key antenna (trunk room) harness connec-
tor.
4. 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 (trunk room). (New antenna or other antenna)
2. Connect BCM connector and inside key antenna (trunk room) connector.
3. Turn ignition switch ON.
4. Check signal between BCM harness connector and ground using oscilloscope.
Is the inspection result normal?
YES
>> Replace inside key antenna (trunk room). Refer to
DLK-159, "LUGGAGE ROOM : Removal and
NO
>> Replace BCM. Refer to
BCS-67, "Removal and Installation"
BCM
Inside key antenna (trunk room)
Continuity
Connector
Terminal
Connector
Terminal
M98
88
B48
1
Yes
89
2
BCM
Ground
Continuity
Connector
Terminal
M98
88
No
89
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M98
88
89
Ground
When Intelligent Key is in the anten-
na detection area
When Intelligent Key is not in the an-
tenna detection area
JMKIA3839GB
JMKIA5951GB
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