PWC-120
< DTC/CIRCUIT DIAGNOSIS >[LH & RH FRONT ANTI-PINCH]
DOOR KEY CYLINDER SWITCH
DOOR KEY CYLINDER SWITCH
DescriptionINFOID:0000000009460954
Power window main switch detects condition of the door
key cylinder and transmits to BCM as the LOCK or
UNLOCK signals.
Component Function CheckINFOID:0000000009460955
1. CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL
Check (“KEY CYL LK-SW”, “KEY CYL UN-SW”) in “DAT A 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 >> Key cylinder switch is OK.
NO >> Refer to PWC-120, "Diagnosis Procedure"
.
Diagnosis ProcedureINFOID:0000000009460956
Regarding Wiring Diagram information, refer to PWC-83, "Wiring Diagram - With Left And Right Front Power
Window Anti-Pinch".
1. CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL
1. Turn ignition switch ON.
2. Check voltage between main power window and door lock/unlock switch connector D7 and ground.
Is the inspection result normal?
YES >> Replace main power window and door lock/unlock switch. After that, refer to PWC-122, "Special
Repair Requirement".
NO >> GO TO 2.
2. CHECK DOOR KEY CYLINDER SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect main power window and door lock/unlock switch and front door lock assembly LH (key cylin- der switch).
3. Check continuity between main power window and door lock/unlock switch connector D7 and front door
lock assembly LH (key cylinder switch) connector D14.
Monitor item Condition
KEY CYL LK-SW Lock : ON
Neutral / Unlock : OFF
KEY CYL UN-SW Unlock : ON
Neutral / Lock : OFF
Te r m i n a l s
Key positionVoltag e
(Approx.)
(+)
(–)
Main power window and door
lock/unlock switch connector Te r m i n a l
D7 3
Ground Lock 0
Neutral/Unlock 5
15 Unlock 0
Neutral/Lock 5
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
DOOR KEY CYLINDER SWITCHPWC-121
< DTC/CIRCUIT DIAGNOSIS > [LH & RH FRONT ANTI-PINCH]
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4. Check continuity between main power window and door lock/unlock switch connector D7 and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness or connectors.
3. CHECK DOOR KEY CYLINDER SWITCH GROUND CIRCUIT
Check continuity between front door lock assembly LH (key cylinder switch) connector D14 and ground.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace harness or connectors.
4. CHECK DOOR KEY CYLINDER SWITCH
Check door key cylinder switch.
Refer to PWC-121, "Component Inspection"
.
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> Replace front door lock assembly LH (door key cylinder switch). After that, refer to PWC-122,
"Special Repair Requirement".
Component InspectionINFOID:0000000009460957
COMPONENT INSPECTION
1. CHECK DOOR KEY CYLINDER SWITCH
Check front door lock assembly LH (key cylinder switch) D14.
Is the inspection result normal?
YES >> Key cylinder switch is OK.
NO >> Replace front door lock assembly LH (key cylinder switch). After that, refer to PWC-122, "Special
Repair Requirement".
Main power window and door lock/
unlock switch connector Te r m i n a l
Front door lock assembly LH (key
cylinder switch) connector Terminal Continuity
D7 3
D14 6
Ye s
15 5
Main power window and door lock/unlock switch connector Te r m i n a l
Ground Continuity
D7 3
No
15
Front door lock assembly LH (key cylinder switch) con-
nector Te r m i n a l
GroundContinuity
D14 4 Yes
Te r m i n a l Key position Continuity
Front door lock assembly LH (key cylinder switch)
connector
5 4 Unlock Yes
Neutral/Lock No
6 Lock Yes
Neutral/Unlock No
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
POWER WINDOW SERIAL LINKPWC-123
< DTC/CIRCUIT DIAGNOSIS > [LH & RH FRONT ANTI-PINCH]
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POWER WINDOW SERIAL LINK
POWER WINDOW MAIN SWITCH
POWER WINDOW MAIN SWITCH : DescriptionINFOID:0000000009460959
Main power window and door lock/unlock switch, pow er 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 pow er 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 CheckINFOID:0000000009460960
1. CHECK POWER WINDOW SWITCH OUTPUT SIGNAL
Check (“CDL LOCK SW ”, “CDL UNLOCK SW”) in “D ATA 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-123, "POWER WINDOW MAIN SWITCH : Diagnosis Procedure"
.
POWER WINDOW MAIN SWITCH : Diagnosis ProcedureINFOID:0000000009460961
Regarding Wiring Diagram information, refer to PWC-83, "Wiring Diagram - With Left And Right Front Power
Window Anti-Pinch".
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 wit h 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
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
PWC-124
< DTC/CIRCUIT DIAGNOSIS >[LH & RH FRONT ANTI-PINCH]
POWER WINDOW SERIAL LINK
Is the inspection result normal?
YES >> Power window serial link is OK.
NO >> GO TO 2.
2. CHECK POWER WINDOW SERIAL LINK CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM and main power window and door lock/unlock switch.
3. Check continuity between BCM connector M18 and ma in power window and door lock/unlock switch con-
nector D7.
4. Check continuity between BCM connector M18 and ground.
Is the inspection result normal?
YES >> Replace main power window and door lock/unlock switch. Refer to PWC-142, "Removal and
Installation". After that, refer to PWC-93, "ADDITIONAL SERVICE WHEN REPLACING CON-
TROL UNIT : Special Repair Requirement".
NO >> Repair or replace harness or connectors.
FRONT POWER WINDOW SWITCH
FRONT POWER WINDOW SWITCH : DescriptionINFOID:0000000009460962
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
• Retained power operation signal
• Power window lock switch signal
FRONT POWER WINDOW SWITCH : Component Function CheckINFOID:0000000009460963
1. CHECK POWER WINDOW AND DOOR LO CK/UNLOCK SWITCH RH OUTPUT SIGNAL
Check (“CDL LOCK SW ”, “CDL UNLOCK SW”) in “D ATA MONITOR” mode for “POWER DOOR LOCK SYS-
TEM” with CONSULT. Refer to BCS-15, "DOOR LOCK : CONSULT Function (BCM - DOOR LOCK)"
.
Te r m i n a l
Signal
(Reference value)
(+)
(–)
BCM connector Terminal
M18 54 Ground
PIIA1297E
BCM connector Terminal Main power window and door lock/unlock
switch connector Terminal Continuity
M18 54 D7 11 Yes
BCM connector Terminal GroundContinuity
M18 54 No
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
POWER WINDOW SERIAL LINKPWC-125
< DTC/CIRCUIT DIAGNOSIS > [LH & RH FRONT ANTI-PINCH]
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Is the inspection result normal?
YES >> Power window serial link is OK.
NO >> Refer to PWC-125, "FRONT POWER WINDO W SWITCH : Diagnosis Procedure"
.
FRONT POWER WINDOW SWITCH : Diagnosis ProcedureINFOID:0000000009460964
Regarding Wiring Diagram information, refer to PWC-83, "Wiring Diagram - With Left And Right Front Power
Window Anti-Pinch".
Power Window Serial Link Check
1. CHECK POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH RH
1. Remove Intelligent Key, and close the front door LH and RH.
2. Check signal between BCM connector and ground wit h 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”.
Is the inspection result normal?
YES >> Power window serial link is OK.
NO >> GO TO 2.
2. CHECK POWER WINDOW SERIAL LINK CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM.
3. Check continuity between BCM connector M18 and power window and door lock/unlock switch RH con-
nector D105.
4. Check continuity between BCM connector M18 and ground.
Monitor item Condition
CDL LOCK SW LOCK : ON
UNLOCK : OFF
CDL UNLOCK SW LOCK : OFF
UNLOCK : ON
Te r m i n a l Signal
(Reference value)
(+)
(–)
BCM connector Terminal
M18 54 Ground
PIIA1297E
BCM connector Terminal Power window and door lock/unlock switch RH
connector Terminal Continuity
M18 54 D105 3 Yes
BCM connector Terminal GroundContinuity
M18 54 No
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
PWC-126
< DTC/CIRCUIT DIAGNOSIS >[LH & RH FRONT ANTI-PINCH]
POWER WINDOW SERIAL LINK
Is the inspection result normal?
YES >> Replace main power window and door lock/unlock switch. Refer to
PWC-142, "Removal and
Installation". After that, refer to PWC-93, "ADDITIONAL SERVICE WHEN REPLACING CON-
TROL UNIT : Special Repair Requirement".
NO >> Repair or replace the harness or connectors.
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
POWER WINDOW LOCK SWITCHPWC-127
< DTC/CIRCUIT DIAGNOSIS > [LH & RH FRONT ANTI-PINCH]
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POWER WINDOW LOCK SWITCH
DescriptionINFOID:0000000009460965
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 CheckINFOID:0000000009460966
1. CHECK POWER WINDOW LOCK SIGNAL
Exchanges for a normal main power window and door lock/unlock switch, and operation is checked.
Does power window lock operate?
YES >> Replace main power window and door lock/unlock switch. Refer to PWC-142, "Removal and
Installation". After that, refer to PWC-127, "Special Repair Requirement".
NO >> Check condition of harness and connector.
Special Repair RequirementINFOID:0000000009460967
1. PERFORM INITIALIZATION PROCEDURE
Perform initialization procedure.
Refer to PWC-93, "ADDITIONAL SERVICE WHEN REPLACIN G CONTROL UNIT : Special Repair Require-
ment".
Is the inspection result normal?
YES >> Inspection end.
NO >> Check intermittent incident. Refer to GI-43, "Intermittent Incident"
.
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
PWC-128
< SYMPTOM DIAGNOSIS >[LH & RH FRONT ANTI-PINCH]
POWER WINDOWS DO NOT OPERATE
WITH ANY POWER WINDOW SWITCH-
ES
SYMPTOM DIAGNOSIS
POWER WINDOWS DO NOT OPERATE WITH ANY POWER WINDOW
SWITCHES
Diagnosis ProcedureINFOID:0000000009460968
1. CHECK BCM POWER SUPPLY AND GROUND CIRCUIT
Check BCM power supply and ground circuit.
Refer to BCS-74, "Diagnosis Procedure"
.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace the malfunctioning parts.
2. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH
Check main power window and door lock/unlock switch.
Refer to PWC-98, "POWER WINDOW MAIN SWITCH : Component Inspection"
.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace the malfunctioning parts.
3. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH POWER SUPPLY AND
GROUND CIRCUIT
Check power window switch main power supply and ground circuit.
Refer to PWC-96, "POWER WINDOW MAIN SW ITCH : Component Function Check"
.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace the malfunctioning parts.
4. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH SERIAL CIRCUIT
Check main power window and door lock/unlock switch serial circuit.
Refer to PWC-123, "POWER WINDOW MAIN SW ITCH : Component Function Check"
.
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> Repair or replace the malfunctioning parts.
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM