Infiniti G35 (V35) Sedan. Manual — part 1076
PWC-136
< COMPONENT DIAGNOSIS >
[FRONT WINDOW ANTI-PINCH]
POWER SUPPLY AND GROUND CIRCUIT
COMPONENT DIAGNOSIS
POWER SUPPLY AND GROUND CIRCUIT
POWER WINDOW MAIN SWITCH
POWER WINDOW MAIN SWITCH : Description
INFOID:0000000000961658
• BCM supplies power.
• It operates each power window motor via corresponding power window switch and makes window move up/
down when power window main switch is operated.
POWER WINDOW MAIN SWITCH : Component Function Check
INFOID:0000000000961659
Power Window Main Switch
1.
CHECK POWER WINDOW MAIN SWITCH FUNCTION
Does power window motor operate with power window main switch operation?
Is the inspection result normal?
YES
>> Power window main switch power supply and ground circuit are OK.
NO
>> Refer to
PWC-136, "POWER WINDOW MAIN SWITCH : Diagnosis Procedure"
POWER WINDOW MAIN SWITCH : Diagnosis Procedure
INFOID:0000000000961660
Power Window Main Switch Power Supply Circuit Check
1.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch ON.
2.
Check voltage between power window main switch connector and ground.
Is the measurement value within the specification?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK HARNESS CONTINUITY
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector and power window main switch 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
>> GO TO 4.
Terminal
Voltage (V)
(Approx.)
(+)
(–)
Power window main switch
connector
Terminal
D8
10
Ground
Battery voltage
D9
19
BCM connector
Terminal
Power window main switch
connector
Terminal
Continuity
M118
3
D8
10
Existed
2
D9
19
BCM connector
Terminal
Ground
Continuity
M118
3
Not existed
2
POWER SUPPLY AND GROUND CIRCUIT
PWC-137
< COMPONENT DIAGNOSIS >
[FRONT WINDOW ANTI-PINCH]
C
D
E
F
G
H
I
J
L
M
A
B
PWC
N
O
P
NO
>> Repair or replace harness.
3.
CHECK GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect power window main switch connector.
3.
Check continuity between power window main switch connector and ground.
Is the inspection result normal?
YES
>> Replace power window main switch. Refer to
PWC-238, "Removal and Installation"
. After that,
PWC-139, "POWER WINDOW MAIN SWITCH : Special Repair Requirement"
.
NO
>> Repair or replace harness.
4.
CHECK BCM OUTPUT SIGNAL
1.
Connect BCM connector.
2.
Turn ignition switch ON.
3.
Check voltage between BCM connector and ground.
Is the measurement value within the specification?
YES
>> Check power window main switch output signal (rear power window switch LH) GO TO 5.
YES
>> Check power window main switch output signal (rear power window switch RH) GO TO 6.
NO
>> Replace BCM. Refer to
BCS-79, "Removal and Installation"
5.
CHECK POWER WINDOW MAIN SWITCH OUTPUT SIGNAL (REAR POWER WINDOW SWITCH LH)
1.
Turn ignition switch ON.
2.
Check voltage between power window main switch and ground.
Is the measurement value within the specification?
YES
>> GO TO 7.
NO
>> Replace power window main switch. Refer to
PWC-238, "Removal and Installation"
. After that,
PWC-139, "POWER WINDOW MAIN SWITCH : Special Repair Requirement"
.
6.
CHECK POWER WINDOW MAIN SWITCH OUTPUT SIGNAL (REAR POWER WINDOW SWITCH RH)
1.
Turn ignition switch ON.
2.
Check voltage between power window main switch and ground.
Power window main switch connector
Terminal
Ground
Continuity
D9
17
Existed
Terminals
Voltage (V)
(Approx.)
(+)
(–)
BCM connector
Terminal
M118
3
Ground
Battery voltage
2
Terminal
Window
condition
Voltage (V)
(Approx.)
(+)
(–)
Power window main
switch connector
Terminal
D8
1
Ground
UP
Battery voltage
DOWN
0
3
UP
0
DOWN
Battery voltage
PWC-138
< COMPONENT DIAGNOSIS >
[FRONT WINDOW ANTI-PINCH]
POWER SUPPLY AND GROUND CIRCUIT
Is the measurement value within the specification?
YES
>> GO TO 8.
NO
>> Replace power window main switch. Refer to
PWC-238, "Removal and Installation"
. After that,
PWC-139, "POWER WINDOW MAIN SWITCH : Special Repair Requirement"
.
7.
CHECK HARNESS CONTINUITY (REAR POWER WINDOW SWITCH LH)
1.
Turn ignition switch OFF.
2.
Disconnect rear power window switch LH connector.
3.
Check continuity between power window main switch connector and rear power window switch LH con-
nector.
4.
Check continuity between power window main 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)
1.
Turn ignition switch OFF.
2.
Disconnect rear power window switch RH connector.
3.
Check continuity between power window main switch connector and rear power window switch RH con-
nector.
4.
Check continuity between power window main switch connector and ground.
Is the inspection result normal?
YES
>> GO TO 9.
NO
>> Repair or replace harness.
9.
CHECK POWER WINDOW MAIN SWITCH
Terminal
Window
condition
Voltage (V)
(Approx.)
(+)
(–)
Power window main
switch connector
Terminal
D8
7
Ground
UP
Battery voltage
DOWN
0
5
UP
0
DOWN
Battery voltage
Power window main switch
connector
Terminal
Rear power window switch LH
connector
Terminal
Continuity
D8
1
D54
2
Existed
3
3
Power window main switch connector
Terminal
Ground
Continuity
D8
1
Not existed
3
Power window main switch
connector
Terminal
Rear power window switch
RH connector
Terminal
Continuity
D8
5
D74
3
Existed
7
2
Power window main switch connector
Terminal
Ground
Continuity
D8
5
Not existed
7
POWER SUPPLY AND GROUND CIRCUIT
PWC-139
< COMPONENT DIAGNOSIS >
[FRONT WINDOW ANTI-PINCH]
C
D
E
F
G
H
I
J
L
M
A
B
PWC
N
O
P
Check power window main switch.
Refer to
PWC-139, "POWER WINDOW MAIN SWITCH : Component Inspection"
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-39, "Intermittent Incident"
.
NO
>> Replace power window main switch. Refer to
PWC-238, "Removal and Installation"
. After that,
PWC-139, "POWER WINDOW MAIN SWITCH : Special Repair Requirement"
.
POWER WINDOW MAIN SWITCH : Component Inspection
INFOID:0000000000961661
1.
CHECK POWER WINDOW MAIN SWITCH
1.
Check power window main switch.
2.
Check continuity between power window main switch (power window lock switch). (Lock operation).
3.
Check continuity between power window main switch (power window lock switch). (Unlock operation).
Is the inspection result normal?
YES
>> Power window main switch is OK.
NO
>> Replace power window main switch. Refer to
PWC-238, "Removal and Installation"
. After that,
PWC-139, "POWER WINDOW MAIN SWITCH : Special Repair Requirement"
.
POWER WINDOW MAIN SWITCH : Special Repair Requirement
INFOID:0000000000961662
1.
PERFORM INITIALIZATION PROCEDURE
Perform initialization procedure.
Power window main switch
Terminal
Power window main switch condition
Continuity
D8
10
1
LH
UP
Existed
10
7
RH
1
3
LH
NEUTRAL
5
7
RH
10
3
LH
DOWN
10
5
RH
Power window main switch
Terminal
Power window main switch condition
Continuity
D8
3
17
LH
UP
Not existed
5
RH
1
LH
NEUTRAL
3
5
RH
7
1
LH
DOWN
7
RH
Power window main switch
Terminal
Power window main switch condition
Continuity
D8
3
17
LH
UP
Existed
5
RH
1
LH
NEUTRAL
3
5
RH
7
1
LH
DOWN
7
RH
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