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 

DLK-74, "Wiring Diagram"

.

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 

Refer to 

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

Refer to 

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 

PWC-137, "Removal and

Installation"

. 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. 

Refer to 

PWC-91, "Work 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/

Down"

.

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