Nissan Murano Z51. Manual - part 1134

POWER WINDOW SERIAL LINK

PWC-31

< DTC/CIRCUIT DIAGNOSIS >

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:0000000005513349

Power window main switch, front power window switch (passenger side) and BCM transmit and receive the
signal by power window serial link.
The signal mentioned below is transmitted from BCM to power window main switch, front power window
switch (passenger side).
• Keyless power window down signal
The signal mentioned below is transmitted from power window main switch to front power window switch (pas-
senger side).
• Front passenger side door window 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:0000000005513350

1.

CHECK POWER WINDOW SWITCH OUTPUT SIGNAL

 With CONSULT-III

Check (“CDL LOCK SW ”, “CDL UNLOCK SW”) in “DATA MONITOR” mode for “POWER DOOR LOCK SYS-
TEM” with CONSULT-III. Refer to

DLK-55, "DOOR LOCK : CONSULT-III Function (BCM - DOOR LOCK)"

.

Is the inspection result normal?

YES

>> Power window serial link is OK.

NO

>> Refer to 

PWC-31, "POWER WINDOW MAIN SWITCH : Diagnosis Procedure"

.

POWER WINDOW MAIN SWITCH : Diagnosis Procedure

INFOID:0000000005513351

1.

CHECK POWER WINDOW SWITCH OUTPUT SIGNAL

1.

 Turn ignition switch ON.

2.

Check signal between power window main switch harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> GO TO 2.

2.

CHECK POWER WINDOW SERIAL LINK SIGNAL

Monitor item

Condition

CDL LOCK SW 

LOCK

: ON

UNLOCK

: OFF

CDL UNLOCK SW 

LOCK

: OFF

UNLOCK

: ON

(+)

(–)

Signal

(Reference value)

Power window main switch

Connector

Terminal

D5

14

Ground

JPMIA0013GB

PWC-32

< DTC/CIRCUIT DIAGNOSIS >

POWER WINDOW SERIAL LINK

1.

Turn ignition switch OFF.

2.

Disconnect power window main switch connector.

3.

Turn ignition switch ON.

4.

Check voltage between power window main switch harness connector and ground.

Is the measurement value within the specification?

YES

>> Replace power window main switch. Refer to 

PWC-119, "Removal and Installation"

. 

NO

>> GO TO 3.

3.

CHECK POWER WINDOW SERIAL LINK CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect BCM connector.

3.

Check continuity between BCM connector and power window main switch connector.

4.

Check continuity between BCM connector and ground.

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

BCS-95, "Exploded View"

. 

NO

>> Repair or replace harness.

4.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-39, "Intermittent Incident"

.

>> INSPECTION END 

FRONT POWER WINDOW SWITCH (PASSENGER SIDE)

FRONT POWER WINDOW SWITCH (PASSENGER SIDE) : Description

INFOID:0000000005513352

Power window main switch, front power window switch (passenger side) and BCM transmit and receive the
signal by power window serial link.
The signal mentioned below is transmitted from BCM to power window main switch, front power window
switch (passenger side).
• Keyless power window down signal
The signal mentioned below is transmitted from power window main switch to front power window switch (pas-
senger side).
• Front passenger side door window operation signal
• Power window control by key cylinder switch signal
• Power window lock switch signal
• Retained power operation signal 

FRONT POWER WINDOW SWITCH (PASSENGER SIDE) : Component Function 
Check

INFOID:0000000005513353

1.

CHECK POWER WINDOW SWITCH OUTPUT SIGNAL

(+)

(–)

Voltage (V)

(Approx.)

Power window main switch

Connector

Terminal 

D5

14

Ground

Battery voltage

BCM

Power window main switch

Continuity

Connector

Terminal

Connector

Terminal

M123

132

D5

14

Existed

BCM

Ground

Continuity 

Connector

Terminal

M123

132

Not existed

POWER WINDOW SERIAL LINK

PWC-33

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

PWC

N

O

P

 With CONSULT-III

Check (“CDL LOCK SW ”, “CDL UNLOCK SW”) in “DATA MONITOR” mode for “POWER DOOR LOCK SYS-
TEM” with CONSULT-III. Refer to

DLK-55, "DOOR LOCK : CONSULT-III Function (BCM - DOOR LOCK)"

 .

Is the inspection result normal?

YES

>> Power window serial link is OK.

NO

>> Refer to 

PWC-33, "FRONT POWER WINDOW SWITCH (PASSENGER SIDE) : Diagnosis Proce-

dure"

.

FRONT POWER WINDOW SWITCH (PASSENGER SIDE) : Diagnosis Procedure

INFOID:0000000005513354

1.

CHECK POWER WINDOW SWITCH OUTPUT SIGNAL

1.

Turn ignition switch ON.

2.

Check signal between front power window switch (passenger side) harness connector and ground.

Is the inspection result normal?

YES

>> Replace front power window switch (passenger side). Refer to 

PWC-119, "Removal and Installa-

tion"

. 

NO

>> GO TO 2.

2.

CHECK POWER WINDOW SERIAL LINK SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect front power window switch (passenger side) connector.

3.

Turn ignition switch ON.

4.

Check voltage between front power window switch (passenger side) harness connector and ground.

Is the inspection result normal?

YES

>> Replace power window main switch. Refer to 

PWC-119, "Removal and Installation"

. 

NO

>> GO TO 3.

3.

CHECK POWER WINDOW SERIAL LINK CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect BCM connector.

3.

Check continuity between BCM connector and front power window switch (passenger side) connector.

Monitor item

Condition

CDL LOCK SW 

LOCK

: ON

UNLOCK

: OFF

CDL UNLOCK SW 

LOCK

: OFF

UNLOCK

: ON

(+)

(

−

)

Signal

(Reference value)

Front power window switch (passenger side)

Connector

Terminal

D45

16

Ground

JPMIA0013GB

(+)

(–)

Voltage (V)

(Approx.)

Front power window switch (passenger side)

Connector

Terminal 

D45

16

Ground

Battery voltage

PWC-34

< DTC/CIRCUIT DIAGNOSIS >

POWER WINDOW SERIAL LINK

4.

Check continuity between BCM connector and ground.

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

BCS-95, "Exploded View"

. 

NO

>> Repair or replace harness.

BCM

Front power window switch (passenger side)

Continuity

Connector

Terminal

Connector

Terminal

M123

132

D45

16

Existed

BCM

Ground

Continuity 

Connector

Terminal

M123

132

Not existed