Infiniti M35/M45 Y50. Manual — part 812
POWER WINDOW SYSTEM
GW-45
C
D
E
F
G
H
J
K
L
M
A
B
GW
4.
CHECK HARNESS CONTINUITY 2
1.
Disconnect power window sub-switch (front passenger side) connector.
2.
Check continuity between power window sub-switch (front passenger side) connector power window
motor (front passenger side) connector.
OK or NG
OK
>> Replace power window sub-switch (front passenger
side).
NG
>> Repair or replace harness.
5.
CHECK ENCODER SIGNAL
1.
Connect power window motor (front passenger side) connector.
2.
Turn ignition switch ON.
3.
Check signal between power window sub-switch (front passenger side) connector and ground with oscillo-
scope.
OK or NG
OK
>> Replace power window sub-switch (front passenger side).
NG
>> GO TO 6.
A
B
Continuity
Power window
sub- switch
(front passenger side)
connector
Terminal
Power window
motor
(front passenger side)
connector
Terminal
D46
3
D42
6
Yes
PIIB5965E
Terminal
Signal
(Reference value)
(+)
(–)
Power window
sub-switch
(front passenger side)
connector
Terminal
D46
12
Ground
Refer to following
signal
15
PIIB5966E
PIIB5954E
GW-46
POWER WINDOW SYSTEM
6.
CHECK HARNESS CONTINUITY 3
1.
Turn ignition switch OFF.
2.
Disconnect power window sub-switch (front passenger side) and power window motor (front passenger
side) connector.
3.
Check continuity between power window sub-switch (front passenger side) connector and power window
motor (front passenger side) connector.
4.
Check continuity between power window sub-switch (front pas-
senger side) connector and power window motor (front passen-
ger side) connector.
OK or NG
OK
>> Replace power window motor (front passenger side).
NG
>> Repair or replace harness.
Check encoder Circuit (Rear LH or RH)
NIS00220
1.
CHECK POWER WINDOW MOTOR (REAR LH OR RH) POWER SUPPLY
1.
Turn ignition switch ON.
2.
Check voltage between power window motor (rear LH or RH) connector and ground.
OK or NG
OK
>> GO TO 3.
NG
>> GO TO 2.
A
B
Continuity
Power window
sub- switch
(front passenger side)
connector
Terminal
Power window
motor
(front passenger side)
connector
Terminal
D46
12
D42
5
Yes
15
3
A
Ground
Continuity
Power window
sub-switch
(front passenger side)
connector
Terminal
D46
12
No
15
PIIB5967E
Terminal
Voltage (V)
(Approx.)
(+)
(–)
Power window
motor
(rear LH or RH)
connector
Terminal
D58 (LH)
D78 (RH)
5
Ground
10
PIIB5968E
POWER WINDOW SYSTEM
GW-47
C
D
E
F
G
H
J
K
L
M
A
B
GW
2.
CHECK HARNESS CONTINUITY 1
1.
Turn ignition switch OFF.
2.
Disconnect power window sub-switch (rear LH or RH) and power window motor (rear LH or RH) connec-
tor.
3.
Check continuity between power window sub-switch (rear LH or RH) connector and power window motor
(rear LH or RH) connector.
4.
Check continuity between power window sub-switch (rear LH or
RH) connector and ground.
OK or NG
OK
>> Replace power window sub-switch (rear LH or RH).
NG
>> Repair or replace harness.
3.
CHECK GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect power window motor (rear LH or RH) connector.
3.
Check continuity between power window motor (rear LH or RH) connector and ground.
OK or NG
OK
>> GO TO 5.
NG
>> GO TO 4.
A
B
Continuity
Power window
sub- switch
(rear LH or RH)
connector
Terminal
Power window
motor
(rear LH or RH)
connector
Terminal
D60 (LH)
D80 (RH)
4
D58 (LH)
D78 (RH)
5
Yes
A
Ground
Continuity
Power window
sub- switch
(rear LH or RH)
connector
Terminal
D60 (LH)
D80 (RH)
4
No
PIIB5969E
Power window
motor
(rear LH or RH)
connector
Terminal
Ground
Continuity
D58 (LH)
D78 (RH)
3
Yes
PIIB5970E
GW-48
POWER WINDOW SYSTEM
4.
CHECK HARNESS CONTINUITY 2
1.
Disconnect power window sub-switch (rear LH or RH) connector.
2.
Check continuity between power window sub-switch (rear LH or RH) connector and power window motor
(rear LH or RH) connector.
OK or NG
OK
>> Replace power window sub-switch (rear LH or RH).
NG
>> Repair or replace harness.
5.
CHECK ENCODER SIGNAL
1.
Connect power window motor (rear LH or RH) connector.
2.
Turn ignition switch ON.
3.
Check signal between power window sub-switch (rear LH or RH) connector and ground with oscilloscope.
OK or NG
OK
>> Replace power window sub-switch (rear LH or RH).
NG
>> GO TO 6.
A
B
Continuity
Power window
sub- switch
(rear LH or RH)
connector
Terminal
Power window
motor
(rear LH or RH)
connector
Terminal
D60 (LH)
D80 (RH)
3
D58 (LH)
D78 (RH)
3
Yes
PIIB5971E
Terminals
Signal
(Reference value)
(+)
(–)
Power window
sub- switch
(rear LH or RH)
connector
Terminal
D60 (LH)
D80 (RH)
12
Ground
Refer to following
signal
15
PIIB5966E
PIIB5954E
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