Infiniti EX35. Manual — part 1191
PWC-28
< COMPONENT DIAGNOSIS >
ENCODER CIRCUIT
ENCODER CIRCUIT
DRIVER SIDE
DRIVER SIDE : Description
INFOID:0000000003573491
Detects condition of the front power window motor (driver side) operation and transmits to power window main
switch as pulse signal.
DRIVER SIDE : Component Function Check
INFOID:0000000003573492
1.
CHECK ENCODER OPERATION
Check front driver side door glass perform AUTO open/close operation normally with power window main
switch.
Is the inspection result normal?
YES
>> Encoder operation is OK.
NO
>> Refer to
PWC-28, "DRIVER SIDE : Diagnosis Procedure"
DRIVER SIDE : Diagnosis Procedure
INFOID:0000000003573493
Encoder Circuit Check
1.
CHECK ENCODER SIGNAL
1.
Turn ignition switch ON.
2.
Check signal between power window main switch harness connector and ground with oscilloscope.
Is the inspection result normal?
YES
>> Replace power window main switch. Refer to
PWC-112, "Removal and Installation"
.
NO
>> GO TO 2.
2.
CHECK ENCODER SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect power window main switch connector and front power window motor (driver side) connector.
3.
Check continuity between power window main switch harness connector and front power window motor
(driver side) harness connector.
4.
Check continuity between power window main switch harness connector and ground.
Power window main switch
Ground
Signal
(Reference value)
Connector
Terminal
D8
9
Refer to following signal
13
JMKIA0220GB
Power window main switch
Front power window motor (driver side)
Continuity
Connector
Terminal
Connector
Terminal
D8
9
D10
3
Existed
13
5
ENCODER CIRCUIT
PWC-29
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
PWC
N
O
P
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness.
3.
CHECK ENCODER POWER SUPPLY
1.
Connect power window main switch connector.
2.
Turn ignition switch ON.
3.
Check voltage between front power window motor (driver side) harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 5.
4.
CHECK GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Check continuity between power window main switch connector and front power window motor (driver
side) harness connector.
3.
Check continuity between front power window motor (driver side) harness connector and ground.
Is the inspection result normal?
YES
>> Replace front power window motor. Refer to
GW-20, "Removal and Installation"
NO
>> Repair or replace harness or connector.
5.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Check continuity between power window main switch harness connector and front power window motor
(driver side) harness connector.
3.
Check continuity between power window main switch harness connector and ground.
Is the inspection result normal?
YES
>> Replace power window main switch. Refer to
PWC-112, "Removal and Installation"
.
Power window main switch
Ground
Continuity
Connector
Terminal
D8
9
Not existed
13
Front power window motor (driver side)
Ground
Voltage (V)
(Approx.)
Connector
Terminal
D10
4
Battery voltage
Power window main switch
Front power window motor (driver side)
Continuity
Connector
Terminal
Connector
Terminal
D8
2
D10
6
Existed
Front power window motor (driver side)
Ground
Continuity
Connector
Terminal
D10
6
Not existed
Power window main switch
Front power window motor (driver side)
Continuity
Connector
Terminal
Connector
Terminal
D8
15
D10
4
Existed
Power window main switch
Ground
Continuity
Connector
Terminal
D8
15
Not existed
PWC-30
< COMPONENT DIAGNOSIS >
ENCODER CIRCUIT
NO
>> Repair or replace harness.
PASSENGER SIDE
PASSENGER SIDE : Description
INFOID:0000000003573494
Detects condition of the front power window motor (passenger side) operation and transmits to front power
window switch (passenger side) as pulse signal.
PASSENGER SIDE : Component Function Check
INFOID:0000000003573495
1.
CHECK ENCODER OPERATION
Check front driver side door glass perform AUTO open/close operation normally with front power window
switch (passenger side).
Is the inspection result normal?
YES
>> Encoder operation is OK.
NO
>> Refer to
PWC-30, "PASSENGER SIDE : Diagnosis Procedure"
PASSENGER SIDE : Diagnosis Procedure
INFOID:0000000003573496
1.
CHECK ENCODER SIGNAL
1.
Turn ignition switch ON.
2.
Check signal between front power window switch (passenger side) harness connector and ground with
oscilloscope.
Is the inspection result normal?
YES
>> Replace front power window switch (passenger side). Refer to
PWC-112, "Removal and Installa-
.
NO
>> GO TO 2.
2.
CHECK ENCODER SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect front power window switch (passenger side) connector and front power window motor (pas-
senger side) connector.
3.
Check continuity between front power window switch (passenger side) harness connector and front power
window motor (passenger side) harness connector.
4.
Check continuity between front power window switch (passenger side) harness connector and ground.
Front power window switch (passenger side)
Ground
Signal
(Reference value)
Connector
Terminal
D38
12
Refer to following signal
15
JMKIA2265ZZ
Front power window switch (passenger side)
Front power window motor (passenger side)
Continuity
Connector
Terminal
Connector
Terminal
D38
12
D40
5
Existed
15
3
ENCODER CIRCUIT
PWC-31
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
PWC
N
O
P
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connector.
3.
CHECK ENCODER POWER SUPPLY
1.
Connect front power window switch (passenger side) connector.
2.
Turn ignition switch ON.
3.
Check voltage between front power window motor (passenger side) harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 5.
4.
CHECK GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Check continuity between front power window switch (passenger side) harness connector and front power
window motor (passenger side) harness connector.
3.
Check continuity between front power window motor (passenger side) harness connector and ground.
Is the inspection result normal?
YES
>> Replace front power window motor (passenger side).Refer to
GW-20, "Removal and Installation"
NO
>> Repair or replace harness or connector.
5.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Check continuity between front power window switch (passenger side) harness connector and front power
window motor (passenger side) harness connector.
3.
Check continuity between front power window switch (passenger side) harness connector and ground.
Is the inspection result normal?
Front power window switch (passenger side)
Ground
Continuity
Connector
Terminal
D38
12
Not existed
15
Front power window motor (passenger side)
Ground
Voltage (V)
(Approx.)
Connector
Terminal
D40
4
Battery voltage
Front power window switch (passenger side)
Front power window motor (passenger side)
Continuity
Connector
Terminal
Connector
Terminal
D38
3
D40
6
Existed
Front power window motor (passenger side)
Ground
Continuity
Connector
Terminal
D40
6
Existed
Front power window switch (passenger side)
Front power window motor (passenger side)
Continuity
Connector
Terminal
Connector
Terminal
D38
4
D40
4
Existed
Front power window switch (passenger side)
Ground
Continuity
Connector
Terminal
D38
4
Not existed
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