Nissan Sentra. Manual — part 242
DLK-84
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2627 OUTSIDE ANTENNA
B2627 OUTSIDE ANTENNA
DTC Logic
INFOID:0000000009756381
NOTE:
The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II
User Guide for additional information.
• Check Intelligent Key relative signal strength
• Confirm vehicle Intelligent Key antenna signal strength
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Check Self Diagnostic Result mode of BCM using CONSULT.
Is outside key antenna DTC detected?
YES
>> Refer to
.
NO
>> Outside key antenna (passenger side) is OK.
Diagnosis Procedure
INFOID:0000000009756382
NOTE:
The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II
User Guide for additional information.
• Check Intelligent Key relative signal strength
• Confirm vehicle Intelligent Key antenna signal strength
Regarding Wiring Diagram information, refer to
.
1.
CHECK OUTSIDE 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
B2627
OUTSIDE ANTENNA
2
An excessive high or low voltage from outside key
antenna (passenger side ) is sent to BCM
• Outside key antenna (passenger
side)
• Harness between BCM and out-
side key antenna (passenger side)
• BCM
B2627 OUTSIDE ANTENNA
DLK-85
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
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-73, "Removal and Installation"
NO
>> GO TO 2.
2.
CHECK OUTSIDE KEY ANTENNA CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector and outside key antenna (passenger side) connector.
3. Check continuity between BCM harness connector and outside key antenna (passenger side) 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 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. Turn ignition switch ON.
4. Check signal between BCM harness connector and ground using oscilloscope.
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M83
51
50
Ground
When the passenger
side door request
switch is operated
with ignition switch
OFF
When Intelli-
gent Key is in
the antenna de-
tection area
(The distance
between Intelli-
gent Key and
antenna: 80 cm
or less)
When Intelli-
gent Key is not
in the antenna
detection area
(The distance
between Intelli-
gent Key and
antenna: Ap-
prox. 2 m)
JMKIA5955GB
JMKIA5954GB
BCM
Outside key antenna (passenger side)
Continuity
Connector
Terminal
Connector
Terminal
M83
51
D108
1
Yes
50
2
BCM
Ground
Continuity
Connector
Terminal
M83
51
No
50
DLK-86
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2627 OUTSIDE ANTENNA
Is the inspection result normal?
YES
>> Replace outside key antenna (passenger side).
NO
>> Replace BCM. Refer to
BCS-73, "Removal and Installation"
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M83
51
50
Ground
When the passenger
side door request
switch is operated with
ignition switch OFF
When Intelli-
gent Key is in
the antenna de-
tection area
(The distance
between Intelli-
gent Key and
antenna: 80 cm
or less)
When Intelli-
gent Key is not
in the antenna
detection area
(The distance
between Intelli-
gent Key and
antenna: Ap-
prox. 2 m)
JMKIA5955GB
JMKIA5954GB
B2628 OUTSIDE ANTENNA
DLK-87
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
B2628 OUTSIDE ANTENNA
DTC Logic
INFOID:0000000009756383
NOTE:
The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II
User Guide for additional information.
• Check Intelligent Key relative signal strength
• Confirm vehicle Intelligent Key antenna signal strength
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Check Self Diagnostic Result mode of BCM using CONSULT.
Is outside key antenna DTC detected?
YES
>> Refer to
.
NO
>> Outside key antenna (rear bumper) is OK.
Diagnosis Procedure
INFOID:0000000009756384
NOTE:
The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II
User Guide for additional information.
• Check Intelligent Key relative signal strength
• Confirm vehicle Intelligent Key antenna signal strength
Regarding Wiring Diagram information, refer to
.
1.
CHECK OUTSIDE 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
B2628
OUTSIDE ANTENNA
3
An excessive high or low voltage from outside key
antenna (rear bumper) is sent to BCM
• Outside key antenna (rear
bumper)
• Harness between BCM and out-
side key antenna (rear bumper)
• BCM
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