Infiniti G35 (V35). Manual — part 540
POWER WINDOW SYSTEM
GW-31
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Work Flow
NIS000EH
1.
Check the symptom and customer's requests.
2.
Understand the outline of system. Refer to
3.
According to the trouble diagnosis chart, repair or replace the cause of the malfunction. Refer to
"Trouble Diagnoses Symptom Chart"
4.
Does power window system operate normally? If Yes, GO TO 5, If No, GO TO 3.
5.
INSPECTION END.
Trouble Diagnoses Symptom Chart
NIS000EI
Check that other systems using the signal of the following systems operate normally.
Symptom
Diagnoses / service procedure
Refer to page
None of the power windows can be operated using any
switch.
1. Check BCM power supply and ground circuit.
2. Check Power window switch power supply circuit.
3. Check Power window serial link.
4. Replace the BCM
Driver side power window cannot be operated
1. Check Driver side power window motor circuit
2. Replace the power window main switch
Passenger side power window cannot be operated.
1. Check Power window sub-switch power supply circuit
and ground.
2. Check Power window serial link.
3. Check Passenger side power window motor circuit.
4. Replace the BCM
Anti-pinch system does not operate normally (driver
side).
1. Door window sliding part malfunction
●
A foreign material adheres to window glass or grass
run rubber.
●
Glass run rubber wear or deformation.
●
Sash is tilted too much, or not enough.
—
2. Limit switch adjusting.
3. Check Limit switch circuit (driver side).
4. Check Encoder circuit (driver side).
Anti-pinch system does not operate normally (passenger
side).
1. Door window sliding part malfunction
●
A foreign material adheres to window glass or grass
run rubber.
●
Glass run rubber wear or deformation.
●
Sash is tilted too much, or not enough.
—
2. Limit switch adjusting.
3. Check Limit switch circuit (passenger side).
4. Check Encoder circuit check (passenger side).
Power window retained power operation does not oper-
ate properly.
1. Check the retained power operation mode setting.
2. Check Door switch.
3. Replace the BCM.
Automatic window adjusting function does not operate.
1. Check Door switch.
2. Limit switch adjusting.
3. Check Limit switch circuit (driver side)
4. Check Limit switch circuit (passenger side)
5. Check Power window serial link.
6. Replace the BCM
GW-32
POWER WINDOW SYSTEM
Check BCM Power Supply and Ground Circuit
NIS000EJ
1.
FUSE INSPECTION
●
Check 10A fuse [No.1, located in fuse block (J/B)]
●
Check 10A fuse [No.18, located in fuse block (J/B)]
●
Check 50A fusible link (letter F , located in the fuse and fusible link box).
NOTE:
Refer to
GW-17, "Component Parts and Harness Connector Location"
OK or NG
OK
>> GO TO 2
NG
>> If fuse is blown out, be sure to eliminate cause of malfunction before installing new fuse. Refer to
PG-3, "POWER SUPPLY ROUTING CIRCUIT"
2.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch ON.
2.
Check voltage between BCM connector M1, M2 terminal 38, 42,
55 and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Check BCM power supply circuit for open or short.
3.
CHECK GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector.
3.
Check continuity between BCM connector M2 terminal 52 and
ground.
OK or NG
OK
>> Power supply and ground circuit is OK.
NG
>> Check BCM ground circuit for open or short.
Power window does not operate by the key cylinder
switch.
1. Check Door key cylinder switch.
2. Replace the power window main switch.
Power window lock switch does not function.
1. Check Power window serial link.
2. Replace the power window main switch.
Symptom
Diagnoses / service procedure
Refer to page
38 (W/L) – Ground
: Battery voltage
42 (GY) – Ground
: Battery voltage
55 (W/R) – Ground
: Battery voltage
PIIA6160E
52 (B) – Ground
:Continuity should exist.
PIIA9131E
POWER WINDOW SYSTEM
GW-33
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Check Power Window Switch Power Supply Circuit
NIS000EK
1.
POWER SUPPLY CIRCUIT CHECK
1.
Turn ignition switch ON.
2.
Check voltage between power window main switch connector
D7 terminal 1, 10 and ground.
3.
Check voltage between power window sub-switch connector
D43 terminal 10 and ground.
OK or NG
OK
>> Power window switch power supply is OK.
NG
>> GO TO 2.
2.
CHECK POWER WINDOW SWITCH POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM, power window main switch and power window sub-switch connector.
3.
Check continuity between BCM connector M2 terminal 53, 54,
power window main switch connector D7 terminal 1, 10, and
between BCM connector M2 terminal 53, 54 and ground.
4.
Check continuity between BCM connector M2 terminal 54,
power window sub-switch connector D43 terminal 10, and
between BCM connector M2 terminal 54 and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Repair or replace harness.
1 (W) – Ground
:Battery voltage
10 (P) – Ground
:Battery voltage
PIIA2752E
10 (W) – Ground
:Battery voltage
PIIA2754E
BCM – Power window main switch
53 (Y/B) – 10 (P)
: Continuity should exist.
54 (W) – 1 (W)
: Continuity should exist.
BCM – Ground
53 (Y/B) – Ground
: Continuity should not exist.
54 (W) – Ground
: Continuity should not exist.
PIIA9469E
BCM – Power window sub-switch
54 (W) – 10 (W)
: Continuity should exist.
BCM – Ground
54 (W) – Ground
: Continuity should not exist.
PIIA9470E
GW-34
POWER WINDOW SYSTEM
3.
CHECK BCM OUTPUT SIGNAL
1.
Connect BCM connector.
2.
Turn ignition switch ON.
3.
Check voltage between BCM connector M2 terminal 53, 54 and
ground.
OK or NG
OK
>> INSPECTION END
NG
>> Replace BCM.
Check Drive Side Power Window Motor Circuit
NIS000EL
1.
CHECK POWER WINDOW MAIN SWITCH OUTPUT SIGNAL
1.
Turn ignition switch ON.
2.
Check voltage between power window main switch connector and ground.
OK or NG
OK
>> GO TO 2.
NG
>> Replace power window main switch.
2.
CHECK POWER WINDOW MOTOR (DRIVER SIDE) CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect power window main switch and driver side power window motor connector.
3.
Check continuity between power window main switch connector
D7 terminals 8, 11 and driver side power window motor connec-
tor D9 terminals 1, 2.
OK or NG
OK
>> Replace driver side power window motor.
NG
>> Repair or replace harness.
53 (Y/B) – Ground
: Battery voltage
54 (W) – Ground
: Battery voltage
PIIA6154E
Connector
Terminals (Wire color)
Condition
Voltage (V)
(Approx.)
(+)
(-)
D7
8 (L)
Ground
Closing
Battery voltage
Opening
0
11 (G)
Closing
0
Opening
Battery voltage
PIIA3809E
8 (L) – 2 (L)
: Continuity should exist.
11 (G) – 1 (G)
: Continuity should exist.
PIIA8376E
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