Nissan Pathfinder. Manual — part 955
PWC-116
< DTC/CIRCUIT DIAGNOSIS >
[LH & RH FRONT AUTO UP/DOWN]
DOOR SWITCH
DOOR SWITCH
Component Function Check
INFOID:0000000009781493
1.
CHECK FUNCTION
1. Select DOOR LOCK of BCM using CONSULT.
2. Select DOOR SW-DR, DOOR SW-AS, DOOR SW-RL, DOOR SW-RR, in DATA MONITOR mode.
3. Check that the function operates normally according to the following conditions.
Is the inspection result normal?
YES
>> Door switch is OK.
NO
>> Refer to
PWC-116, "Diagnosis Procedure"
Diagnosis Procedure
INFOID:0000000009781494
Regarding Wiring Diagram information, refer to
.
1.
CHECK DOOR SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect malfunctioning door switch connector.
3. Check signal between malfunctioning door switch harness connector and ground using oscilloscope.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK DOOR SWITCH CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between door switch harness connector and BCM harness connector.
Monitor item
Condition
Status
DOOR SW-DR
Driver side door
Open
On
Closed
Off
DOOR SW-AS
Passenger side door
Open
On
Closed
Off
DOOR SW-RL
Rear door LH
Open
On
Closed
Off
DOOR SW-RR
Rear door RH
Open
On
Closed
Off
(+)
(–)
Signal
(Reference value)
Door switch
Connector
Terminal
Driver side
B8
3
Ground
7.0 - 8.0 V
Passenger side
B108
Rear LH
B18
Rear RH
B116
PKIB4960J
DOOR SWITCH
PWC-117
< DTC/CIRCUIT DIAGNOSIS >
[LH & RH FRONT AUTO UP/DOWN]
C
D
E
F
G
H
I
J
L
M
A
B
PWC
N
O
P
3. Check continuity between door switch harness connector and ground.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-80, "Removal and Installation"
NO
>> Repair or replace harness.
3.
CHECK DOOR SWITCH
PWC-117, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace malfunctioning door switch. Refer to
DLK-313, "Removal and Installation"
4.
CHECK INTERMITTENT INCIDENT
GI-49, "Intermittent Incident"
.
>> Inspection End.
Component Inspection
INFOID:0000000009781495
1.
CHECK DOOR SWITCH
1. Turn ignition switch OFF.
2. Disconnect malfunctioning door switch connector.
3. Check continuity between door switch terminals.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Replace malfunction door switch. Refer to
DLK-313, "Removal and Installation"
Door switch
BCM
Continuity
Connector
Terminal
Connector
Terminal
Driver side
B8
3
M20
96
Yes
Passenger side
B108
94
Rear LH
B18
82
Rear RH
B116
93
Door switch
Ground
Continuity
Connector
Terminal
Driver side
B8
3
No
Passenger side
B108
Rear LH
B18
Rear RH
B116
Door switch
Condition
Continuity
Terminal
3
Ground contact is part of the
switch.
Door switch
Pressed
No
Released
Yes
PWC-118
< DTC/CIRCUIT DIAGNOSIS >
[LH & RH FRONT AUTO UP/DOWN]
POWER WINDOW LOCK SWITCH
POWER WINDOW LOCK SWITCH
Description
INFOID:0000000009176240
Ground circuit of main power window and door lock/unlock switch shuts off if power window lock switch of
main power window and door lock/unlock switch is operated. This inhibits all operation, except for the main
switch.
Component Function Check
INFOID:0000000009176241
1.
CHECK POWER WINDOW LOCK SIGNAL
Exchange for a normal main power window and door lock/unlock switch, and check operation.
Does power window lock operate?
YES
>> Replace main power window and door lock/unlock switch. Refer to
. After that, refer to
PWC-118, "Special Repair Requirement"
NO
>> Check condition of harness and connector.
Special Repair Requirement
INFOID:0000000009176242
1.
PERFORM INITIALIZATION PROCEDURE
Perform initialization procedure.
Is the inspection result normal?
YES
>> Inspection end.
NO
>> Check intermittent incident. Refer to
GI-49, "Intermittent Incident"
.
POWER WINDOW SERIAL LINK
PWC-119
< DTC/CIRCUIT DIAGNOSIS >
[LH & RH FRONT AUTO UP/DOWN]
C
D
E
F
G
H
I
J
L
M
A
B
PWC
N
O
P
POWER WINDOW SERIAL LINK
POWER WINDOW MAIN SWITCH
POWER WINDOW MAIN SWITCH : Description
INFOID:0000000009176243
Main power window and door lock/unlock switch, power window and door lock/unlock switch RH and BCM
transmit and receive the signal by power window serial link.
The signal mentioned below is transmitted from BCM to main power window and door lock/unlock switch and
power window and door lock/unlock switch RH
• Keyless power window down signal
The signal mentioned below is transmitted from main power window and door lock/unlock switch to power win-
dow and door lock/unlock switch RH
• Front door window RH operation signal
• Power window control by key cylinder switch signal
• Power window lock switch signal
• Retained power operation signal
POWER WINDOW MAIN SWITCH : Component Function Check
INFOID:0000000009176244
1.
CHECK POWER WINDOW SWITCH OUTPUT SIGNAL
Check (“CDL LOCK SW ”, “CDL UNLOCK SW”) in “DATA MONITOR” mode for “POWER DOOR LOCK SYS-
TEM” with CONSULT. Refer to
BCS-15, "DOOR LOCK : CONSULT Function (BCM - DOOR LOCK)"
Is the inspection result normal?
YES
>> Power window serial link is OK.
NO
>> Refer to
PWC-119, "POWER WINDOW MAIN SWITCH : Diagnosis Procedure"
POWER WINDOW MAIN SWITCH : Diagnosis Procedure
INFOID:0000000009176245
Regarding Wiring Diagram information, refer to
PWC-80, "Wiring Diagram - With Left & Right Front Auto Up/
Power Window Serial Link Check
1.
CHECK POWER WINDOW SWITCH OUTPUT SIGNAL
1. Remove Intelligent Key, and close front door LH and RH.
2. Check signal between BCM connector and ground with oscilloscope when door lock and unlock switch
(LH and RH) is turned to “LOCK” or “UNLOCK”.
3. Check that signals which are shown in the figure below can be detected during 10 second just after door
lock and unlock switch (LH and RH) is turned to “LOCK” or “UNLOCK”.
Monitor item
Condition
CDL LOCK SW
LOCK
: ON
UNLOCK
: OFF
CDL UNLOCK SW
LOCK
: OFF
UNLOCK
: ON
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