Nissan X-Trail 32. Manual — part 626
KEY SWITCH
DLK-845
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 4]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
KEY SWITCH
Component Function Check
INFOID:0000000010755049
1.
CHECK FUNCTION
1.
Turn ignition switch ON.
2.
Select “DOOR LOCK” of “BCM” using CONSULT.
3.
Select “KEY SW” in “DATA MONITOR” mode.
4.
Check that the function operates normally according to the following conditions.
Is the inspection result normal?
YES
>> Key switch is OK.
NO
>> Refer to
DLK-845, "Diagnosis Procedure"
Diagnosis Procedure
INFOID:0000000010755050
1.
CHECK KEY SWITCH POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect key switch connector.
3.
Check voltage between key switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK KEY SWITCH CIRCUIT
1.
Disconnect BCM connector.
2.
Check continuity between key switch harness connector and BCM harness connector.
3.
Check continuity between key switch harness connector and ground.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-121, "Removal and Installation"
.
NO
>> Repair or replace harness.
3.
CHECK KEY SWITCH GROUND CIRCUIT
Check continuity between key switch harness connector and ground.
Monitor item
Condition
Status
KEY SW
Keyfob
Inserted in key cylinder
On
Removed from key cylinder
Off
Key switch
Ground
Voltage
Connector
Terminal
M25
1
9 – 16 V
Key switch
BCM
Continuity
Connector
Terminal
Connector
Terminal
M25
1
M86
81
Existed
Key switch
Ground
Continuity
Connector
Terminal
M25
1
Not existed
DLK-846
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 4]
KEY SWITCH
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK INTERMITTENT INCIDENT
GI-44, "Intermittent Incident"
Is the inspection result normal?
YES
>> Replace ignition key cylinder.
NO
>> Repair or replace malfunctioning parts.
Component Inspection
INFOID:0000000010755051
COMPONENT INSPECTION
1.
CHECK KEY SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect key switch connector.
3.
Check continuity between key switch terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace key switch.
Key switch
Ground
Continuity
Connector
Terminal
M25
2
Not existed
Key switch
Condition
Continuity
Terminal
1
2
Keyfob
Inserted in key cylinder
Existed
Removed from key cylinder
Not existed
KEYFOB BATTERY
DLK-847
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 4]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
KEYFOB BATTERY
Component Inspection
INFOID:0000000010755052
1.
CHECK KEYFOB BATTERY
Check by connecting a resistance (approximately 300
Ω
) so that the
current value becomes about 10 mA.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace keyfob battery. Refer to
.
Standard
: Approx. 2.5 - 3.0 V
OCC0607D
DLK-848
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 4]
POWER SUPPLY AND GROUND CIRCUIT
POWER SUPPLY AND GROUND CIRCUIT
FRONT DOOR LOCK
FRONT DOOR LOCK : Diagnosis Procedure
INFOID:0000000010755053
1.
CHECK FUSE
Check that the following fuse is not fusing.
Is the fuse fusing?
YES
>> Replace the blown fuse after repairing the affected circuit if a fuse is blown.
NO
>> GO TO 2.
2.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector.
3.
Check voltage between BCM harness connector and ground.
Is the measurement value normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness.
3.
CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair or replace harness.
REAR DOOR LOCK
REAR DOOR LOCK : Diagnosis Procedure
INFOID:0000000010755054
1.
CHECK FUSE
Check that the following fuse is not fusing.
Is the fuse fusing?
YES
>> Replace the blown fuse after repairing the affected circuit if a fuse is blown.
NO
>> GO TO 2.
2.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector.
Signal name
Fuse No.
Front door lock actuator power supply
5 (20 A)
(+)
(
−
)
Voltage
BCM
Connector
Terminal
M85
143
Ground
9 – 16 V
BCM
Ground
Continuity
Connector
Terminal
M85
146
Existed
147
Signal name
Fuse No.
Rear door lock actuator power supply
3 (20 A)
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