Nissan Maxima. Instruction — part 929
POWER WINDOW SYSTEM
PWC-13
< SYSTEM DESCRIPTION >
[LH&RH FRONT WINDOW ANTI-PINCH]
C
D
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PWC
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Component Description
INFOID:0000000010051193
Component
Function
BCM
• Supplies power supply to power window switch.
• Controls retained power.
Main power window and door lock/un-
lock switch
• Directly controls all power window motor of all doors.
• Controls anti-pinch operation of power window.
Power window and door lock/unlock
switch RH
• Controls power window motor of passenger door.
• Controls anti-pinch operation of power window.
Rear power window switch
• Controls power window motor of rear right and left doors.
Front power window motor
• Integrates the ENCODER POWER and WINDOW MOTOR.
• Starts operating with signals from main power window and door lock/unlock switch &
power window and door lock/unlock switch RH.
• Transmits power window motor rotation as a pulse signal to power window switch.
Rear power window motor
Starts operating with signals from main power window and door lock/unlock switch &
rear power window switch.
Front door lock assembly (key cylinder
switch)
Transmits operation condition of key cylinder switch to main power window and door
lock/unlock switch.
Front door switch
Detects door open/close condition and transmits to BCM.
PWC-14
< SYSTEM DESCRIPTION >
[LH&RH FRONT WINDOW ANTI-PINCH]
DIAGNOSIS SYSTEM (BCM)
DIAGNOSIS SYSTEM (BCM)
COMMON ITEM
COMMON ITEM : CONSULT Function (BCM - COMMON ITEM)
INFOID:0000000010062644
APPLICATION ITEM
CONSULT performs the following functions via CAN communication with BCM.
SYSTEM APPLICATION
BCM can perform the following functions.
RETAINED PWR
Direct Diagnostic Mode
Description
Ecu Identification
The BCM part number is displayed.
Self Diagnostic Result
Displays the diagnosis results judged by BCM.
Data Monitor
The BCM input/output signals are displayed.
Active Test
The signals used to activate each device are forcibly supplied from BCM.
Work support
Changes the setting for each system function.
Configuration
• Enables to read and save the vehicle specification.
• Enables to write the vehicle specification when replacing BCM.
CAN Diag Support Mntr
Monitors the reception status of CAN communication viewed from BCM.
System
Sub System
Direct Diagnostic Mode
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CA
N Diag
Su
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Door lock
DOOR LOCK
×
×
×
×
Rear window defogger
REAR DEFOGGER
×
×
Warning chime
BUZZER
×
×
Interior room lamp timer
INT LAMP
×
×
×
Exterior lamp
HEADLAMP
×
×
×
Wiper and washer
WIPER
×
×
×
Turn signal and hazard warning lamps FLASHER
×
×
×
Intelligent Key system
INTELLIGENT KEY
×
×
×
Combination switch
COMB SW
×
BCM
BCM
×
×
×
×
×
Immobilizer
IMMU
×
×
×
Interior room lamp battery saver
BATTERY SAVER
×
×
×
Trunk open
TRUNK
×
×
Vehicle security system
THEFT ALM
×
×
×
RAP system
RETAINED PWR
×
Signal buffer system
SIGNAL BUFFER
×
×
TPMS
AIR PRESSURE MONITOR
×
×
×
×
DIAGNOSIS SYSTEM (BCM)
PWC-15
< SYSTEM DESCRIPTION >
[LH&RH FRONT WINDOW ANTI-PINCH]
C
D
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PWC
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RETAINED PWR : CONSULT Function (BCM - RETAINED PWR)
INFOID:0000000010062645
DATA MONITOR
Monitor Item [Unit]
Description
DOOR SW-DR [On/Off]
Indicates condition of front door switch LH
DOOR SW-AS [On/Off]
Indicates condition of front door switch RH
PWC-16
< DTC/CIRCUIT DIAGNOSIS >
[LH&RH FRONT WINDOW ANTI-PINCH]
POWER SUPPLY AND GROUND CIRCUIT
DTC/CIRCUIT DIAGNOSIS
POWER SUPPLY AND GROUND CIRCUIT
BCM
BCM : Diagnosis Procedure
INFOID:0000000010062651
Regarding Wiring Diagram information, refer to
.
1.
CHECK FUSE AND FUSIBLE LINK
Check if the following BCM fuses or fusible link are 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. Turn ignition switch OFF.
2. Disconnect BCM.
3. Check voltage between BCM harness connector and ground.
Is the measurement normal?
YES
>> GO TO 3
NO
>> Repair or replace harness.
3.
CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
Does continuity exist?
YES
>> Inspection End.
NO
>> Repair or replace harness.
BCM : Special Repair Requirement
INFOID:0000000010062652
1.
REQUIRED WORK WHEN REPLACING BCM
Terminal No.
Signal name
Fuse and fusible link No.
1
Battery power supply
H
11
10
24
7
Terminals
Voltage
(Approx.)
(+)
(
−)
BCM
Ground
Connector
Terminal
M16
1
Battery voltage
M17
11
M18
24
BCM
Ground
Continuity
Connector
Terminal
M17
13
Yes
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