FRONT POWER WINDOW SWITCHPWC-81
< ECU DIAGNOSIS INFORMATION > [LH & RH FRONT ANTI-PINCH]
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FRONT POWER WINDOW SWITCH
Reference Value INFOID:0000000009460904
TERMINAL LAYOUT
PHYSICAL VALUES
POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH RH
AWKIA2370ZZ
Terminal No. Description ConditionVo l ta g e
(Approx.)
+ - Signal name Input/
Output
3
(P) Ground Power window serial link Input/
Output IGN SW ON or power window
timer operating.
4
(BG) Ground Encoder ground — — 0
5
(W) Ground Encoder power supply Output
When ignition switch ON or
power window timer operates 10
7
(B) Ground Ground — — 0
8
(LG) Ground Battery power supply Input — Battery voltage
9
(LG) 4 Encoder pulse signal 1 Input
When power window motor op-
erates.
10
(G) 4 Encoder pulse signal 2 Input When power window motor op-
erates.
JPMIA0013GB
JMKIA0070GB
JMKIA0070GB
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
POWER SUPPLY AND GROUND CIRCUITPWC-95
< DTC/CIRCUIT DIAGNOSIS > [LH & RH FRONT ANTI-PINCH]
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DTC/CIRCUIT DIAGNOSIS
POWER SUPPLY AND GROUND CIRCUIT
BCM
BCM : Diagnosis ProcedureINFOID:0000000009955268
Regarding Wiring Diagram information, refer to BCS-55, "Wiring Diagram".
1. CHECK FUSE AND FUSIBLE LINK
Check that the following fuse and fusible link are not blown.
Is the fuse or fusible link blown?
YES >> Replace the blown fuse or fusible link after repairing the affected circuit.
NO >> GO TO 2
2. CHECK POWER SUPPLY CIRCUIT
1. Disconnect BCM connector M21.
2. Check voltage between BCM connector M21 terminals 131, 139 and ground.
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace harness or connectors.
3. CHECK GROUND CIRCUIT
Check continuity between BCM connector M21 terminals 134, 143 and ground.
Is the inspection result normal?
YES >> Inspection End.
NO >> Repair or replace harness or connectors.
POWER WINDOW MAIN SWITCH
POWER WINDOW MAIN SWITCH : DescriptionINFOID:0000000009460913
• 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.
Terminal No. Signal name Fuse and fusible link No.
139 Fusible link battery power I (40A)
131 BCM battery fuse 1 (10A)
BCM GroundVo l ta g e
(Approx.)
Connector Terminal
M21 131
—Batteryvoltage
139
BCM Ground Continuity
Connector Terminal
M21 134
—Yes
143
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
PWC-96
< DTC/CIRCUIT DIAGNOSIS >[LH & RH FRONT ANTI-PINCH]
POWER SUPPLY AND GROUND CIRCUIT
POWER WINDOW MAIN SWITCH : Component Function Check
INFOID:0000000009460914
Main Power Window And Door Lock/unlock Switch
1. CHECK MAIN POWER WINDOW AND DO OR LOCK/UNLOCK SWITCH FUNCTION
Check power window motor operation with main power window and door lock/unlock switch.
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-96, "POWER WI NDOW MAIN SWITCH : Diagnosis Procedure"
.
POWER WINDOW MAIN SWITCH : Diagnosis ProcedureINFOID:0000000009460915
Regarding Wiring Diagram information, refer to PWC-83, "Wiring Diagram - With Left And Right Front Power
Window Anti-Pinch".
Main Power Window And Door Lock/unlock Switch Power Supply Circuit Check
1. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between main power window and door lock/unlock switch connectors and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 2.
2. CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect BCM, main power window and door lock/ unlock switch, power window and door lock/unlock
switch RH, rear power window switch LH and rear power window switch RH.
3. Check continuity between BCM connector and main power window and door lock/unlock switch connec-
tors.
4. Check continuity between BCM connector M21 and ground.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace the harness or connectors.
3. CHECK GROUND CIRCUIT
Te r m i n a l
Voltag e
(Approx.)
(+)
(–)
Main power window and door lock/un-
lock switchconnector Te r m i n a l
D7 10 Ground Battery voltage
D8 18
BCM connector Terminal Main power window and door lock/unlock
switch
connector Terminal Continuity
M21 140 D7 10
Ye s
141 D8 18
BCM connector Terminal GroundContinuity
M21 140
No
141
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
POWER SUPPLY AND GROUND CIRCUITPWC-97
< DTC/CIRCUIT DIAGNOSIS > [LH & RH FRONT ANTI-PINCH]
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1. Turn ignition switch OFF.
2. Disconnect main power window and door lock/unlock switch.
3. Check continuity between main power window and door lock/unlock switch connector D7 and ground.
Is the inspection result normal?
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.
YES >> Check main power window and door lock/unlock s witch output signal (front power window switch
LH) GO TO 7.
NO >> Repair or replace the harness and connectors.
4. CHECK BCM OUTPUT SIGNAL
1. Connect BCM.
2. Turn ignition switch ON.
3. Check voltage between BCM connector M21 and ground.
Is the measurement value within the specification?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> Replace BCM. Refer to BCS-80, "Removal and Installation"
.
5. CHECK MAIN POWER WINDOW AND DOOR LOCK /UNLOCK SWITCH OUTPUT SIGNAL (REAR POW-
ER WINDOW SWITCH LH)
1. Connect main power window and door lock/unlock switch.
2. Turn ignition switch ON.
3. Check voltage between main power window and door lock/unlock switch connector D7 and ground.
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> 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".
6. CHECK MAIN POWER WINDOW AND DOOR LOCK /UNLOCK SWITCH OUTPUT SIGNAL (REAR POW-
ER WINDOW SWITCH RH)
1. Connect main power window and door lock/unlock switch.
2. Turn ignition switch ON.
3. Check voltage between main power window and door lock/unlock switch connector D7 and ground.
Main power window and door lock/unlock switch connec-
tor Te r m i n a l
GroundContinuity
D7 1 Yes
Te r m i n a l s Vo l ta g e
(Approx.)
(+)
(–)
BCM connector Terminal
M21 140
Ground Battery voltage
141
Te r m i n a l
Window switch
position (rear LH) Vo l ta g e
(Approx.)
(+)
(–)
Main power window and door
lock/unlock switch connector Te r m i n a l
D7 8
Ground UP Battery voltage
DOWN 0
9 UP 0
DOWN Battery voltage
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
PWC-98
< DTC/CIRCUIT DIAGNOSIS >[LH & RH FRONT ANTI-PINCH]
POWER SUPPLY AND GROUND CIRCUIT
Is the inspection result normal?
YES >> Check intermittent incident. Refer to
GI-43, "Intermittent Incident".
NO >> Replace main power window and door lock/unlock switch. Refer to PWC-142, "Removal and
Installation".
7. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH OUTPUT SIGNAL (FRONT
POWER WINDOW SWITCH LH)
1. Connect main power window and door lock/unlock switch.
2. Turn ignition switch ON.
3. Check voltage between main power window and door lock/unlock switch connector D7 and ground.
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> Replace main power window and door lock/unlock switch. Refer to PWC-142, "Removal and
Installation".
POWER WINDOW MAIN SWITCH : Component InspectionINFOID:0000000009460916
1. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH
1. Check main power window and door lock/unlock switch D7.
2. Check continuity between main power window and door lock/unlock switch D7 (power window lock switch). (Lock operation).
Te r m i n a l
Window switch
position (rear RH) Vol tag e
(Approx.)
(+)
(–)
Main power window and
door lock/unlock switch con- nector Te r m i n a l
D7 7
Ground UP Battery voltage
DOWN 0
6 UP 0
DOWN Battery voltage
Te r m i n a l
Window switch
position (front LH) Vo l ta g e
(Approx.)
(+)
(–)
Main power window and
door lock/unlock switch con- nector Te r m i n a l
D7 17
Ground UP Battery voltage
DOWN 0
19 UP 0
DOWN Battery voltage
Terminal Main power window and door lock/unlock switch condition Continuity
10 8 Rear LH UP
Ye s
10 7 Rear RH
89 Rear LH NEUTRAL
6 7 Rear RH
10 9 Rear LH DOWN
10 6 Rear RH
112 -
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
POWER SUPPLY AND GROUND CIRCUITPWC-99
< DTC/CIRCUIT DIAGNOSIS > [LH & RH FRONT ANTI-PINCH]
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3. Check continuity between main power window and door lock/unlock switch D7 (power window lock
switch). (Unlock operation).
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-142, "Removal and
Installation". After that, refer to PWC-93, "ADDITIONAL SERVICE WHEN REPLACING CON-
TROL UNIT : Special Repair Requirement".
POWER WINDOW MAIN SWITCH : Special Repair RequirementINFOID:0000000009460917
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 >> GO TO 2.
NO >> Check intermittent incident. Refer to GI-43, "Intermittent Incident"
.
2. CHECK ANTI-PINCH OPERATION
Check anti-pinch operation.
Refer to PWC-93, "ADDITIONAL SERVICE WHEN REPLACIN G CONTROL UNIT : Special Repair Require-
ment".
Is the inspection result normal?
YES >> Inspection end.
NO >> Refer to PWC-105, "DRIVER SIDE : Component Function Check"
.
FRONT POWER WINDOW SWITCH
FRONT POWER WINDOW SWITCH : DescriptionINFOID:0000000009460918
• BCM supplies power.
• Front power window motor RH will be operated if power window and door lock/unlock switch RH is operated.
Terminal Main power window and door lock/unlock switch condition Continuity
9
1 Rear LH
UP
No
6Rear RH
8 Rear LH
NEUTRAL
9
7 Rear RH
6
8 Rear LH DOWN
7Rear RH
Terminal Main power window and door lock/unlock switch condition Continuity
9
1 Rear LH
UP
Ye s
6Rear RH
8 Rear LH
NEUTRAL
9
6 Rear RH
7
8 Rear LH DOWN
7Rear RH
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
PWC-100
< DTC/CIRCUIT DIAGNOSIS >[LH & RH FRONT ANTI-PINCH]
POWER SUPPLY AND GROUND CIRCUIT
FRONT POWER WINDOW SWITCH : Component Function Check
INFOID:0000000009460919
Power Window And Door Lock/unlock Switch RH
1. CHECK FRONT POWER WINDOW MOTOR RH FUNCTION
Check front power window motor RH operation wit h power window and door lock/unlock switch RH.
Is the inspection result normal?
YES >> Power window and door lock/unlock switch RH power supply and ground circuit are OK.
NO >> Refer to PWC-100, "FRONT POWER WINDOW SWITCH : Diagnosis Procedure"
.
FRONT POWER WINDOW SWITCH : Diagnosis ProcedureINFOID:0000000009460920
Regarding Wiring Diagram information, refer to PWC-83, "Wiring Diagram - With Left And Right Front Power
Window Anti-Pinch".
Power Window And Door Lock/unlock Switch RH Power Supply Circuit Check
1. CHECK POWER SUPPLY CIRCUIT
Check voltage between power window and door lock/unlock switch RH connector D105 and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 2.
2. CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect BCM and power window and door lock/unlock switch RH.
3. Check continuity between BCM connector M21 and power window and door lock/unlock switch RH con-
nector D105.
4. Check continuity between BCM connector M21 and ground.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace the harness or connectors.
3. CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect power window and door lock/unlock switch RH.
3. Check continuity between power window and door lock/unlock switch RH connector D105 and ground.
Is the inspection result normal?
Te r m i n a l Voltag e
(Approx.)
(+)
(–)
Power window and door lock/unlock
switch RH connector Te r m i n a l
D105 8 Ground Battery voltage
BCM connector Terminal Power window and door lock/un-
lock switch RH connector Terminal Continuity
M21 141 D105 8 Yes
BCM connector Terminal GroundContinuity
M21 141 No
Power window and door lock/unlock switch RH Terminal GroundContinuity
D105 7 Yes
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
PWC-102
< DTC/CIRCUIT DIAGNOSIS >[LH & RH FRONT ANTI-PINCH]
POWER SUPPLY AND GROUND CIRCUIT
Rear Power Window Switch Power Supply Circuit Check
1. CHECK POWER SUPPLY CIRCUIT
Check voltage between rear power window switch connector and ground.
Is the inspection result normal?
YES >> GO TO 2 (Rear power window switch LH).
YES >> GO TO 3 (Rear power window switch RH).
NO >> GO TO 4.
2. CHECK HARNESS CONTINUITY (REAR POWER WINDOW SWITCH LH)
1. Turn ignition switch OFF.
2. Disconnect main power window and door lock/unloc k switch and rear power window switch LH.
3. Check continuity between main power window and door lock/unlock switch connector D7 and rear power window switch LH connector D203.
4. Check continuity between main power window and door lock/unlock switch connector D7 and ground.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace the harness or connectors.
3. CHECK HARNESS CONTINUITY (REAR POWER WINDOW SWITCH RH)
1. Turn ignition switch OFF.
2. Disconnect main power window and door lock/unl ock switch and rear power window switch RH.
3. Check continuity between main power window and door lock/unlock switch connector D7 and rear power window switch RH connector D303.
4. Check continuity between main power window and door lock/unlock switch connector D7 and ground.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace the harness or connectors.
Te r m i n a l
ConditionVo l ta g e
(Approx.)
(+)
(–)
Rear power window
switch connector Te r m i n a l
LH D203 4 Ground Ignition switch ON Battery voltage
RH D303
Main power window and door lock/
unlock switch connector Te r m i n a lRear power window switch LH
connector Terminal Continuity
D7 8
D203 7
Ye s
98
Main power window and door lock/unlock switch connector Terminal GroundContinuity
D7 8
No
9
Main power window and door lock/
unlock switch connector Te r m i n a lRear power window switch RH
connector Terminal Continuity
D7 6
D303 7
Ye s
78
Main power window and door lock/unlock switch con- nector Te r m i n a l
Ground Continuity
D7 6
No
7
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM