Nissan Frontier D40. Manual - part 907

PWC-10

< COMPONENT DIAGNOSIS >

POWER SUPPLY AND GROUND CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect BCM and main power window and door lock/unlock
switch.

3.

Check continuity between BCM and main power window and
door lock/unlock switch.

4.

Check continuity between BCM and ground.

Is the inspection result normal?

YES

>> Replace main power window and door lock/unlock switch. Refer to 

PWC-65, "Removal and Instal-

lation"

.

NO

>> Repair or replace harness.

4.

 CHECK BCM OUTPUT SIGNAL 

1.

Connect BCM. 

2.

Turn ignition switch ON.

3.

Check voltage between BCM connector M20 terminal 68 and
ground.

Is the measurement value within the specification?

YES

>> Check main power window and door lock/unlock switch

output signal (rear power window switch LH) GO TO 5

YES

>> Check main power window and door lock/unlock switch

output signal (rear power window switch RH) GO TO 6

NO

>> Replace BCM. Refer to 

BCS-54, "Removal and Installation"

.

5.

 CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH OUTPUT SIGNAL (REAR POW-

ER WINDOW SWITCH LH)

1.

Turn ignition switch ON.

2.

Check voltage between main power window and door lock/
unlock switch connector and ground.

Is the measurement value within the specification?

YES

>> GO TO 7

A

B

Continuity

Connector

Terminal

Connector

Terminal

BCM: M20

68

Main power 

window and 

door lock/un-

lock switch: 

D7

5

Yes

A

Ground

Continuity

Connector

Terminal

BCM: M20

68

No

LIIA2165E

68 - Ground

: Battery voltage

LIIA2055E

Terminal

Window

condition

Voltage (V)

(Approx.)

(+)

(–)

Main power window 

and door lock/unlock 

switch connector

Terminal 

D7

15

Ground

UP

Battery voltage

DOWN

0

16

UP

0

DOWN

Battery voltage

ALKIA1381ZZ

POWER SUPPLY AND GROUND CIRCUIT

PWC-11

< COMPONENT DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

PWC

N

O

P

NO

>> Replace main power window and door lock/unlock switch. Refer to 

PWC-65, "Removal and Instal-

lation"

.

6.

 CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH OUTPUT SIGNAL (REAR POW-

ER WINDOW SWITCH RH)

1.

Turn ignition switch ON.

2.

Check voltage between main power window and door lock/
unlock switch connector and ground.

Is the measurement value within the specification?

YES

>> GO TO 8

NO

>> Replace main power window and door lock/unlock switch. Refer to 

PWC-65, "Removal and Instal-

lation"

.

7.

 CHECK HARNESS CONTINUITY (REAR POWER WINDOW SWITCH LH)

1.

Turn ignition switch OFF.

2.

Disconnect rear power window switch LH.

3.

Check continuity between main power window and door lock/
unlock switch connector and rear power window switch LH con-
nector.

4.

Check continuity between main power window and door lock/unlock switch connector and ground.

Is the inspection result normal?

YES

>> GO TO 9

NO

>> Repair or replace harness.

8.

 CHECK HARNESS CONTINUITY (REAR POWER WINDOW SWITCH RH)

Terminal

Window

condition

Voltage (V)

(Approx.)

(+)

(–)

Main power win-

dow and door 

lock/unlock 

switch connector

Terminal 

D7

8

Ground

UP

Battery voltage

DOWN

0

9

UP

0

DOWN

Battery voltage

ALKIA1380ZZ

Main power window 

and door lock/unlock 

switch connector

Terminal

Rear power window 

switch LH connector

Terminal

Continuity

D7

15

D203

4

Yes

16

5

Main power window and door 

lock/unlock switch connector

Terminal

Ground

Continuity

D7

15

No

16

LIIA2432E

PWC-12

< COMPONENT DIAGNOSIS >

POWER SUPPLY AND GROUND CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect rear power window switch RH.

3.

Check continuity between main power window and door lock/
unlock switch connector and rear power window switch RH con-
nector.

4.

Check continuity between main power window and door lock/unlock switch connector and ground.

Is the inspection result normal?

YES

>> GO TO 9

NO

>> Repair or replace harness.

9.

 CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH

Check main power window and door lock/unlock switch.
Refer to 

PWC-12, "POWER WINDOW MAIN SWITCH (CREW CAB) : Component Inspection"

.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-46, "Intermittent Incident"

.

NO

>> Replace main power window and door lock/unlock switch. Refer to 

PWC-65, "Removal and Instal-

lation"

.

POWER WINDOW MAIN SWITCH (CREW CAB) : Component Inspection

INFOID:0000000005274608

1.

 CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH 

1.

Check continuity between main power window and door lock/
unlock switch terminals for front window RH.

2.

Check continuity between main power window and door lock/
unlock switch terminals for rear window LH.

Main power window 

and door lock/unlock 

switch connector

Terminal

Rear power window 

switch RH connector

Terminal

Continuity

D7

8

D303

4

Yes

9

5

Main power window and door 

lock/unlock switch connector

Terminal

Ground

Continuity

D7

8

No

9

LIIA2434E

Main power window 

and door lock/un-

lock switch 

Terminals

Condition

Continuity

14

2

Lock switch UNLOCK

Yes

Lock switch LOCK

No

3

Lock switch UNLOCK

Yes

Lock switch LOCK

No

LIIA2170E

Main power window 

and door lock/un-

lock switch 

Terminals

Condition

Continuity

14

15

Lock switch UNLOCK

Yes

Lock switch LOCK

No

16

Lock switch UNLOCK

Yes

Lock switch LOCK

No

LIIA2433E

POWER SUPPLY AND GROUND CIRCUIT

PWC-13

< COMPONENT DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

PWC

N

O

P

3.

Check continuity between main power window and door lock/
unlock switch terminals for rear window RH.

Is the inspection result normal?

YES

>> Main power window and door lock/unlock switch is OK.

NO

>> Replace main power window and door lock/unlock switch. Refer to 

PWC-65, "Removal and Instal-

lation"

.

POWER WINDOW MAIN SWITCH (KING CAB)

POWER WINDOW MAIN SWITCH (KING CAB) : Description

INFOID:0000000005274609

• BCM supplies power.
• It operates each power window motor via corresponding power window switch and makes window move up/

down when main power window and door lock/unlock switch is operated.

POWER WINDOW MAIN SWITCH (KING CAB) : Component Function Check

INFOID:0000000005274610

Main Power Window And Door Lock/Unlock Switch 

1.

 CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH FUNCTION

Does power window motor operate with main power window and door lock/unlock switch operation?

Is the inspection result normal?

YES

>> Main power window and door lock/unlock switch power supply and ground circuit are OK.

NO

>> Refer to 

PWC-13, "POWER WINDOW MAIN SWITCH (KING CAB) : Diagnosis Procedure"

.

POWER WINDOW MAIN SWITCH (KING CAB) : Diagnosis Procedure

INFOID:0000000005274611

Regarding Wiring Diagram information, refer to 

PWC-33, "Wiring Diagram"

.

1.

 CHECK POWER SUPPLY CIRCUIT 

1.

Turn ignition switch ON.

2.

Check voltage between main power window and door lock/
unlock switch connector D7 terminal 5 and ground.

Is the measurement value within the specification?

YES

>> GO TO 2

NO

>> GO TO 3

2.

 CHECK GROUND CIRCUIT 

Main power win-

dow and door lock/

unlock switch 

Terminals

Condition

Continuity

14

8

Lock switch UNLOCK

Yes

Lock switch LOCK

No

9

Lock switch UNLOCK

Yes

Lock switch LOCK

No

LIIA2435E

5 - Ground

: Battery voltage

LIIA1703E