Nissan Pathfinder. Manual — part 350
DLK-166
< DTC/CIRCUIT DIAGNOSIS >
OUTSIDE KEY ANTENNA (DRIVER SIDE)
OUTSIDE KEY ANTENNA (DRIVER SIDE)
Component Function Check
INFOID:0000000009175705
1.
CHECK OUTSIDE KEY ANTENNA (DRIVER SIDE)
1. Place the Intelligent Key into the detection area of the outside key antenna (driver side).
2. Press the door request switch (driver side).
Does the door unlock?
YES
>> Inspection End.
NO
>> Refer to
DLK-166, "Diagnosis Procedure"
.
Diagnosis Procedure
INFOID:0000000009175706
Regarding Wiring Diagram information, refer to
.
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
>> Replace BCM. Refer to
BCS-80, "Removal and Installation"
NO
>> GO TO 2.
2.
CHECK OUTSIDE KEY ANTENNA CIRCUIT
1. Disconnect BCM connector and outside key antenna (driver side) connector.
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.
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M80
121, 122
Ground
When the driver door
request switch is oper-
ated with ignition
switch OFF
When Intelligent Key
is in the antenna de-
tection area (The dis-
tance between
Intelligent Key and an-
tenna: 80 cm or less)
When Intelligent Key
is not in the antenna
detection area (The
distance between In-
telligent Key and an-
tenna: Approx. 2 m)
JMKIA5955GB
JMKIA5954GB
BCM
Outside key antenna (driver side)
Continuity
Connector
Terminal
Connector
Terminal
M80
122
D15
1
Yes
121
2
OUTSIDE KEY ANTENNA (DRIVER SIDE)
DLK-167
< DTC/CIRCUIT DIAGNOSIS >
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 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-316, "DRIVER SIDE : Removal and
NO
>> Replace BCM. Refer to
BCS-80, "Removal and Installation"
BCM
Ground
Continuity
Connector
Terminal
M80
122
Not existed
121
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M80
121, 122
Ground
When the driver door
request switch is oper-
ated with ignition
switch OFF
When Intelligent Key
is in the antenna de-
tection area (The dis-
tance between
Intelligent Key and an-
tenna: 80 cm or less)
When Intelligent Key
is not in the antenna
detection area (The
distance between In-
telligent Key and an-
tenna: Approx. 2 m)
JMKIA5955GB
JMKIA5954GB
DLK-168
< DTC/CIRCUIT DIAGNOSIS >
OUTSIDE KEY ANTENNA (REAR BUMPER)
OUTSIDE KEY ANTENNA (REAR BUMPER)
Component Function Check
INFOID:0000000009175707
1.
CHECK OUTSIDE KEY ANTENNA (REAR BUMPER)
1. Place the Intelligent Key into the detection area of the outside key antenna (rear bumper).
2. Press the door request switch (back door).
Does the door unlock?
YES
>> Inspection End.
NO
>> Refer to
DLK-168, "Diagnosis Procedure"
.
Diagnosis Procedure
INFOID:0000000009175708
Regarding Wiring Diagram information, refer to
.
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
>> Replace BCM. Refer to
BCS-80, "Removal and Installation"
NO
>> GO TO 2.
2.
CHECK OUTSIDE KEY ANTENNA CIRCUIT
1. Disconnect BCM connector and outside key antenna (rear bumper) connector.
2. Check continuity between BCM harness connector and outside key antenna (rear bumper) harness con-
nector.
3. Check continuity between BCM harness connector and ground.
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M20
101, 102
Ground
When the driver door
request switch is op-
erated with ignition
switch OFF
When Intelligent Key
is in the antenna de-
tection area (The dis-
tance between
Intelligent Key and
antenna: 80 cm or
less)
When Intelligent Key
is not in the antenna
detection area (The
distance between In-
telligent Key and an-
tenna: Approx. 2 m)
JMKIA5955GB
JMKIA5954GB
BCM
Outside key antenna (rear bumper)
Continuity
Connector
Terminal
Connector
Terminal
M20
102
B403
1
Yes
101
2
OUTSIDE KEY ANTENNA (REAR BUMPER)
DLK-169
< DTC/CIRCUIT DIAGNOSIS >
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 OUTSIDE KEY ANTENNA INPUT SIGNAL 2
1. Replace outside key antenna (rear bumper). (New antenna or other antenna)
2. Connect BCM and outside key antenna (rear bumper) connector.
3. Check signal between BCM harness connector and ground using oscilloscope.
Is the inspection result normal?
YES
>> Replace outside key antenna (rear bumper). Refer to
DLK-316, "REAR BUMPER : Removal and
NO
>> Replace BCM. Refer to
BCS-80, "Removal and Installation"
BCM
Ground
Continuity
Connector
Terminal
M20
102
No
101
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M20
101, 102
Ground
When the driver door
request switch is op-
erated with ignition
switch OFF
When Intelligent Key
is in the antenna de-
tection area (The dis-
tance between
Intelligent Key and
antenna: 80 cm or
less)
When Intelligent Key
is not in the antenna
detection area (The
distance between In-
telligent Key and an-
tenna: Approx. 2 m)
JMKIA5955GB
JMKIA5954GB
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