window INFINITI QX56 2009 Factory Service Manual

POWER WINDOW LOCK SWITCH DOES NOT FUNCTIONPWC-113
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POWER WINDOW LOCK SWITCH DOES NOT FUNCTION
Diagnosis ProcedureINFOID:0000000003776054
1. REPLACE MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH
Replace main power window and door lock/unlock switch.
Refer to PWC-117, "Removal and Installation"
.
Is the inspection result normal?
YES >> Inspection End.
NO >> Check intermittent incident. Refer to GI-38, "Intermittent Incident"
.
Revision: December 20092009 QX56

PWC-114
< SYMPTOM DIAGNOSIS >
REAR POWER VENT WINDOWS DO NOT OPERATE
REAR POWER VENT WINDOWS DO NOT OPERATE
Diagnosis ProcedureINFOID:0000000003776055
1. CHECK BCM POWER SUPPLY AND GROUND CIRCUIT
Check BCM power supply and ground circuit.
Refer to BCS-32, "Diagnosis Procedure"
.
Is the inspection result normal?
YES >> GO TO 2
NO >> Repair or replace the malfunctioning parts.
2. CHECK REAR POWER VENT WINDOW SWITCH
Check rear power vent window switch.
Refer to PWC-44, "Diagnosis Procedure - (Early Production)"
or PWC-44, "Diagnosis Procedure - (Late Pro-
duction)".
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace the malfunctioning parts.
3. CHECK REAR POWER VENT WINDOW MOTOR CIRCUIT
Check rear power vent window motor circuit.
Refer to PWC-46, "Diagnosis Procedure"
(LH) and PWC-47, "Diagnosis Procedure" (RH).
Is the inspection result normal?
YES >> GO TO 4
NO >> Repair or replace the malfunctioning parts.
4. CHECK REAR POWER VENT WINDOW RELAY
Check rear power vent window relay.
Refer to PWC-48, "Diagnosis Procedure - (Early Production)"
and PWC-49, "Diagnosis Procedure - (Late Pro-
duction)" or PWC-51, "Diagnosis Procedure - (Early Production)" and PWC-52, "Diagnosis Procedure - (Late
Production)".
Is the inspection result normal?
YES >> Inspection End.
NO >> Check intermittent incident. Refer to GI-38, "Intermittent Incident"
.
Revision: December 20092009 QX56

POWER WINDOW MAIN SWITCHPWC-117
< ON-VEHICLE REPAIR >
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ON-VEHICLE REPAIR
POWER WINDOW MAIN SWITCH
Removal and InstallationINFOID:0000000003776057
REMOVAL
1. Remove the power window main switch finisher (2) from the door finisher LH. Refer to INT-11, "Removal and Installation"
.
2. Using a suitable tool (A), remove the screws from the power win- dow main switch (1), then release from the finisher (2).
INSTALLATION
Installation is in the reverse order of removal.
ALKIA0856ZZ
Revision: December 20092009 QX56

PWC-118
< ON-VEHICLE REPAIR >
FRONT POWER WINDOW SWITCH
FRONT POWER WINDOW SWITCH
Removal and InstallationINFOID:0000000003776058
REMOVAL
1. Remove the front power window switch finisher (2) from the frontdoor finisher RH. Refer to INT-11, "Removal and Installation"
.
: Pawl
2. Using a suitable tool (A), release the tabs and remove the front power window switch (1).
INSTALLATION
Installation is in the reverse order of removal.
ALKIA0857ZZ
Revision: December 20092009 QX56

REAR POWER WINDOW SWITCHPWC-119
< ON-VEHICLE REPAIR >
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REAR POWER WINDOW SWITCH
Removal and InstallationINFOID:0000000003776059
REMOVAL
1. Remove the rear power window switch finisher (1) from the rear door finisher. Refer to INT-11, "Removal and Installation"
.
2. Using a suitable tool (A), release the tabs and remove the rear power window switch (2).
INSTALLATION
Installation is in the reverse order of removal.
ALKIA0860ZZ
Revision: December 20092009 QX56

PWC-120
< ON-VEHICLE REPAIR >
REAR POWER VENT WINDOW SWITCH
REAR POWER VENT WINDOW SWITCH
Removal and InstallationINFOID:0000000005867477
REMOVAL
1. Remove the instrument lower panel LH, refer to IP-12, "Exploded View".
2. Using a suitable tool, release the upper and lower tabs , then remove the rear power vent window switch.
INSTALLATION
Installation is in the reverse order of removal.
1. Rear power vent window switch 2. Instrument lower panel LH Tab
ALKIA1619ZZ
Revision: December 20092009 QX56

RF-8
< FUNCTION DIAGNOSIS >
DIAGNOSIS SYSTEM (BCM)
DIAGNOSIS SYSTEM (BCM)
COMMON ITEM
COMMON ITEM : CONSULT-III Function (BCM - COMMON ITEM)INFOID:0000000005867481
APPLICATION ITEM
CONSULT-III performs the following functions via CAN communication with BCM.
SYSTEM APPLICATION
BCM can perform the following functions for each system.
NOTE:
It can perform the diagnosis modes except the following for all sub system selection items.
RETAINED PWR
RETAINED PWR : CONSULT-III Function (BCM - RETAINED PWR)INFOID:0000000005867482
Data monitor
Diagnosis mode Function Description
WORK SUPPORT Changes the setting for each system function.
SELF-DIAG RESULTS Displays the diagnosis results judged by BCM. Refer to RF-29, "
DTCIndex".
CAN DIAG SUPPORT MNTR Monitors the reception status of CAN communication viewed from BCM.
DATA MONITOR The BCM input/output signals are displayed.
ACTIVE TEST The signals used to activate each device are forcibly supplied from BCM.
ECU IDENTIFICATION The BCM part number is displayed.
CONFIGURATION • Enables to read and save the vehicle specification.
• Enables to write the vehicle specification when replacing BCM.
System
Sub system selection item Diagnosis mode
WORK SUPPORT DATA MONITOR ACTIVE TEST
BCM BCM ×
Door lock DOOR LOCK ×××
Rear window defogger REAR DEFOGGER ×
Warning chime BUZZER ××
Interior room lamp timer INT LAMP ×××
Remote keyless entry system MULTI REMOTE ENT ××
Exterior lamp HEAD LAMP ×××
Wiper and washer WIPER ×××
Turn signal and hazard warning lamps FLASHER ××
Air conditioner AIR CONDITONER ×
Intelligent Key system INTELLIGENT KEY ×
Combination switch COMB SW ×
Immobilizer IMMU ××
Interior room lamp battery saver BATTERY SAVER ×××
Back door open TRUNK ××
RAP (retained accessory power) RETAINED PWR ×××
Signal buffer system SIGNAL BUFFER ××
TPMS (tire pressure monitoring sys-
tem) AIR PRESSURE MONITOR
×××
Vehicle security system PANIC ALARM ×
Revision: December 20092009 QX56

BCM (BODY CONTROL MODULE)RF-17
< ECU DIAGNOSIS >
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HEADLAMP SW1 Headlamp switch OFF OFF
Headlamp switch 1st
ON
HEADLAMP SW2 Headlamp switch OFF
OFF
Headlamp switch 1st ON
HI BEAM SW High beam switch OFF
OFF
High beam switch HI ON
H/L WASH SW NOTE:
The item is indicated, but not monitored OFF
IGN ON SW Ignition switch OFF or ACC
OFF
Ignition switch ON ON
IGN SW CAN Ignition switch OFF or ACC
OFF
Ignition switch ON ON
INT VOLUME Wiper intermittent dial is in a dial position 1 - 7 1 - 7
I-KEY LOCK LOCK button of Intelligent Key is not pressed
OFF
LOCK button of Intelligent Key is pressed ON
I-KEY UNLOCK UNLOCK button of Intelligent Key is not pressed
OFF
UNLOCK button of Intelligent Key is pressed ON
KEY ON SW Mechanical key is removed from key cylinder
OFF
Mechanical key is inserted to key cylinder ON
OIL PRESS SW • Ignition switch OFF or ACC
• Engine running
OFF
Ignition switch ON ON
PASSING SW Other than lighting switch PASS
OFF
Lighting switch PASS ON
REAR DEF SW Rear window defogger switch OFF
OFF
Rear window defogger switch ON ON
RKE LOCK AND UN-
LOCK NOTE:
The item is indicated, but not monitored OFF
ON
RR WASHER SW Rear washer switch OFF
OFF
Rear washer switch ON ON
RR WIPER INT Rear wiper switch OFF
OFF
Rear wiper switch INT ON
RR WIPER ON Rear wiper switch OFF
OFF
Rear wiper switch ON ON
RR WIPER STOP Rear wiper stop position
OFF
Other than rear wiper stop position ON
TAIL LAMP SW Lighting switch OFF
OFF
Lighting switch 1ST ON
TRNK OPNR SW When back door opener switch is not pressed
OFF
When back door opener switch is pressed ON
TURN SIGNAL L Turn signal switch OFF
OFF
Turn signal switch LH ON
TURN SIGNAL R Turn signal switch OFF
OFF
Turn signal switch RH ON
VEHICLE SPEED While driving Equivalent to speedo meter reading
Monitor Item
Condition Value/Status
Revision: December 20092009 QX56

BCM (BODY CONTROL MODULE)RF-19
< ECU DIAGNOSIS >
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Te r m i n a l Wire
color Signal name Signal
input/
output Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch Operation or condition
1BR/W Ignition keyhole illumi-
nation Output OFFDoor is locked (SW OFF)
Battery voltage
Door is unlocked (SW ON) 0V
2SB Combination switch
input 5 Input ON
Lighting, turn, wiper OFF
Wiper dial position 4
3G/Y Combination switch
input 4 Input ONLighting, turn, wiper OFF
Wiper dial position 4
4Y Combination switch
input 3 Input ON
Lighting, turn, wiper OFF
Wiper dial position 4
5G/B Combination switch
input 2
Input ONLighting, turn, wiper OFF
Wiper dial position 4
6V Combination switch
input 1
9GR/R Rear window defogger
switch
Input ONRear window defogger switch
ON
0V
Rear window defogger switch
OFF 5V
10 G Hazard lamp flash Input OFF ON (opening or closing)
0V
OFF (other than above) Battery voltage
11 O Ignition switch (ACC
or ON)
InputACC or
ON Ignition switch ACC or ON
Battery voltage
12 R/L Front door switch RH Input OFF ON (open)
0V
OFF (closed) Battery voltage
13 GR Rear door switch RH Input OFF ON (open)
0V
OFF (closed) Battery voltage
15 L/W Tire pressure warning
check connector
Input OFF
—5V
18 P Remote keyless entry
receiver and optical
sensor (ground)
Output OFF
—0V
SKIA5291E
SKIA5292E
SKIA5291E
SKIA5292E
Revision: December 20092009 QX56

RF-20
< ECU DIAGNOSIS >
BCM (BODY CONTROL MODULE)
19 V/WRemote keyless entry
receiver (power sup-
ply) Output OFF Ignition switch OFF
20 G/W Remote keyless entry
receiver (signal) Input OFFStand-by (keyfob buttons re-
leased)
When remote keyless entry
receiver receives signal from
keyfob (keyfob buttons
pressed)
21 G NATS antenna amp. Input OFF
→
ON Ignition switch (OFF
→ ON)Just after turning ignition switch
ON: Pointer of tester should
move for approx. 1 second, then return to battery voltage.
22 W/V BUS — —Ignition switch ON or power
window timer operates
23 G/O Security indicator
lamp Output OFF
Goes OFF
→ illuminates (Ev-
ery 2.4 seconds) Battery voltage
→ 0V
25 BR NATS antenna amp. Input OFF
→
ON Ignition switch (OFF
→ ON)Just after turning ignition switch
ON: Pointer of tester should
move for approx. 1 second, then return to battery voltage.
26 Y/L Rear wiper auto stop
switch 2 Input ONRise up position (rear wiper
arm on stopper)
0V
A Position (full clockwise stop
position) 0V
Forward sweep (counterclock-
wise direction) Fluctuating
B Position (full counterclock-
wise stop position) Battery voltage
Reverse sweep (clockwise di-
rection) Fluctuating
27 W/R Compressor ON sig-
nal Input ONA/C switch OFF
5V
A/C switch ON 0V
Te r m i n a l
Wire
color Signal name Signal
input/
output Measuring condition
Reference value or waveform
(Approx.)
Ignition
switch Operation or condition
LIIA1893E
LIIA1894E
LIIA1895E
PIIA2344E
Revision: December 20092009 QX56