Nissan Qashqai J11. Manual — part 1201
B2621 INSIDE ANTENNA
DLK-73
< 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 (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).
NO
>> Replace BCM. Refer to
BCS-135, "Removal and Installation"
.
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M69
116
Ground
When Intelligent Key is not in
the antenna detection area
When Intelligent Key is in the
antenna detection area
117
When Intelligent Key is not in
the antenna detection area
When Intelligent Key is in the
antenna detection area
JMMIA1652GB
JMMIA1653GB
JSMIA1348GB
JSMIA1406GB
DLK-74
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 1]
B2622 INSIDE ANTENNA
B2622 INSIDE ANTENNA
DTC Logic
INFOID:0000000010434567
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 (luggage room) is OK.
Diagnosis Procedure
INFOID:0000000010434568
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
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]
B2622 INSIDE ANTENNA
DLK-75
< 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
>> Replace BCM. Refer to
BCS-135, "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 (luggage room) connector.
3.
Check continuity between BCM harness connector and inside key antenna (luggage room) harness con-
nector.
4.
Check continuity between BCM harness connector and ground.
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
B4
22
Ground
When Intelligent Key is not in the
antenna detection area
When Intelligent Key is in the an-
tenna detection area
23
Ground
When Intelligent Key is not in the
antenna detection area
When Intelligent Key is in the an-
tenna detection area
JMMIA1652GB
JMMIA1653GB
JSMIA1507GB
JSMIA1506GB
BCM
Inside key antenna (luggage room)
Continuity
Connector
Terminal
Connector
Terminal
B4
22
B53
2
Existed
23
1
BCM
Ground
Continuity
Connector
Terminal
B4
22
Not existed
23
DLK-76
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 1]
B2622 INSIDE ANTENNA
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.
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 (luggage room).
NO
>> Replace BCM. Refer to
BCS-135, "Removal and Installation"
.
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
B4
22
Ground
When Intelligent Key is not in the
antenna detection area
When Intelligent Key is in the an-
tenna detection area
23
Ground
When Intelligent Key is not in the
antenna detection area
When Intelligent Key is in the an-
tenna detection area
JMMIA1652GB
JMMIA1653GB
JSMIA1507GB
JSMIA1506GB
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