Nissan Quest E52. Instruction — part 369
DLK-190
< DTC/CIRCUIT DIAGNOSIS >
B2409 HALF LATCH SWITCH
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Check “Self Diagnostic Result” mode of “AUTO SLIDE DOOR” using CONSULT.
Is DTC detected?
YES
>> Refer to
DLK-190, "SLIDING DOOR LH : Diagnosis Procedure"
NO
>> INSPECTION END
SLIDING DOOR LH : Diagnosis Procedure
INFOID:0000000009649086
1.
CHECK HALF LATCH SWITCH INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect sliding door lock assembly LH connector.
3.
Check voltage between sliding door lock assembly LH harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK HALF LATCH SWITCH CIRCUIT
1.
Disconnect sliding door control unit LH connector.
2.
Check continuity between sliding door control unit LH harness connector and sliding door lock assembly
LH harness connector.
3.
Check continuity between sliding door control unit LH harness connector and ground.
Is the inspection result normal?
YES
>> Replace sliding door control unit LH. Refer to
DLK-500, "LH : Removal and Installation"
NO
>> Repair or replace harness.
3.
CHECK HALF LATCH SWITCH GROUND CIRCUIT
1.
Disconnect sliding door control unit LH connector.
2.
Check continuity between sliding door control unit LH harness connector and sliding door lock assembly
LH harness connector.
DTC
CONSULT display
description
DTC detecting condition
Possible cause
B2409
HALF LATCH SW
When the sliding door control unit cannot detects
the half latch switch ON condition even when the
sliding door release actuator operate
• Half latch switch
• Harness or connectors
(Half latch switch circuit is open)
• Sliding door control unit
(+)
(–)
Voltage
Sliding door lock assembly LH
Connector
Terminal
D123
3
Ground
8 – 16 V
Sliding door control unit LH
Sliding door lock assembly LH
Continuity
Connector
Terminal
Connector
Terminal
B45
5
D123
3
Existed
Sliding door control unit LH
Ground
Continuity
Connector
Terminal
B45
5
Not existed
B2409 HALF LATCH SWITCH
DLK-191
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
3.
Check continuity between sliding door control unit LH harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK HALF LATCH SWITCH CIRCUIT 2
1.
Connect sliding door control unit LH connector and sliding door lock assembly LH connector.
2.
Check voltage between sliding door control unit LH harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace sliding door control unit LH. Refer to
DLK-500, "LH : Removal and Installation"
5.
CHECK HALF LATCH SWITCH
DLK-191, "SLIDING DOOR LH : Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Replace sliding door lock assembly LH.
6.
CHECK INTERMITTENT INCIDENT
GI-42, "Intermittent Incident"
.
>> INSPECTION END
SLIDING DOOR LH : Component Inspection
INFOID:0000000009649087
1.
CHECK HALF LATCH SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect sliding door lock assembly LH connector.
3.
Check continuity between sliding door lock assembly LH terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace sliding door lock assembly LH.
SLIDING DOOR RH
Sliding door control unit LH
Sliding door lock assembly LH
Continuity
Connector
Terminal
Connector
Terminal
B45
23
D123
2
Existed
Sliding door control unit LH
Ground
Continuity
Connector
Terminal
B45
23
Not existed
(+)
(
−
)
Voltage
Sliding door control unit LH
Connector
Terminal
B45
23
Ground
0 V
Sliding door lock assembly LH
Condition
Continuity
Terminal
3
2
Sliding door LH
Open
Existed
Half latch/full closed
Not existed
DLK-192
< DTC/CIRCUIT DIAGNOSIS >
B2409 HALF LATCH SWITCH
SLIDING DOOR RH : DTC Logic
INFOID:0000000009649088
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Check “Self Diagnostic Result” mode of “AUTO SLIDE DOOR RIGHT” using CONSULT.
Is DTC detected?
YES
>> Refer to
DLK-192, "SLIDING DOOR RH : Diagnosis Procedure"
NO
>> INSPECTION END
SLIDING DOOR RH : Diagnosis Procedure
INFOID:0000000009649089
1.
CHECK HALF LATCH SWITCH INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect sliding door lock assembly RH connector.
3.
Check voltage between sliding door lock assembly RH harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK HALF LATCH SWITCH CIRCUIT
1.
Disconnect sliding door control unit RH connector.
2.
Check continuity between sliding door control unit RH harness connector and sliding door lock assembly
RH harness connector.
3.
Check continuity between sliding door control unit RH harness connector and ground.
Is the inspection result normal?
YES
>> Replace sliding door control unit RH. Refer to
DLK-500, "RH : Removal and Installation"
NO
>> Repair or replace harness.
3.
CHECK HALF LATCH SWITCH GROUND CIRCUIT
1.
Disconnect sliding door control unit RH connector.
DTC
CONSULT display
description
DTC detecting condition
Possible cause
B2409
HALF LATCH SW
When the sliding door control unit cannot detects
the half latch switch ON condition even when the
sliding door release actuator operate
• Half latch switch
• Harness or connectors
(Half latch switch circuit is open)
• Sliding door control unit
(+)
(–)
Voltage
Sliding door lock assembly RH
Connector
Terminal
D124
3
Ground
8 – 16 V
Sliding door control unit RH
Sliding door lock assembly RH
Continuity
Connector
Terminal
Connector
Terminal
B247
5
D124
3
Existed
Sliding door control unit RH
Ground
Continuity
Connector
Terminal
B247
5
Not existed
B2409 HALF LATCH SWITCH
DLK-193
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
2.
Check continuity between sliding door control unit RH harness connector and sliding door lock assembly
RH harness connector.
3.
Check continuity between sliding door control unit RH harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK HALF LATCH SWITCH CIRCUIT 2
1.
Connect sliding door control unit RH connector and sliding door lock assembly RH connector.
2.
Check voltage between sliding door control unit RH harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace sliding door control unit RH. Refer to
DLK-500, "RH : Removal and Installation"
5.
CHECK HALF LATCH SWITCH
DLK-193, "SLIDING DOOR RH : Component Inspection"
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Replace sliding door lock assembly RH.
6.
CHECK INTERMITTENT INCIDENT
GI-42, "Intermittent Incident"
.
>> INSPECTION END
SLIDING DOOR RH : Component Inspection
INFOID:0000000009649090
1.
CHECK HALF LATCH SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect sliding door lock assembly RH connector.
3.
Check continuity between sliding door lock assembly RH terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace sliding door lock assembly RH.
Sliding door control unit RH
Sliding door lock assembly RH
Continuity
Connector
Terminal
Connector
Terminal
B247
23
D124
2
Existed
Sliding door control unit RH
Ground
Continuity
Connector
Terminal
B247
23
Not existed
(+)
(
−
)
Voltage
Sliding door control unit RH
Connector
Terminal
B247
23
Ground
0 V
Sliding door lock assembly RH
Condition
Continuity
Terminal
3
2
Sliding door RH
Open
Existed
Half latch/full closed
Not existed
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