Nissan Murano Z51. Instruction — 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
NO
>> Repair or replace harness.
4.
CHECK INTERMITTENT INCIDENT
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-
.
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-
.
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
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
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