lock INFINITI QX56 2009 Factory Service Manual

PG-60
< COMPONENT DIAGNOSIS >
HARNESS
REAR DOOR LH HARNESS
AWMIA0109GB
D201 W/18 : To B6 D206 W/2 : Rear step lamp LH
D203 W/8 : Rear power window switch LH D207 W/2 : Rear door speaker LH
D204 GR/6 : Rear power window motor LH D208 BR/2 : Rear door tweeter LH
D205 B/6 : Rear door lock actuator LH D209 W/18 : Rear power window control unit LH
Revision: December 20092009 QX56

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HARNESSPG-61
< COMPONENT DIAGNOSIS >
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REAR DOOR RH HARNESS
AWMIA0110GB
D301 W/18 : To B106
D306 W/2 : Rear step lamp RH
D303 W/8 : Rear power window switch RHD307 W/2 : Rear door speaker RH
D304 GR/6 : Rear power wi ndow motor RHD308 BR/2 : Rear door tweeter RH
D305 B/6 : Rear door lock actuator RH D309 W/18 : Rear power window control unit RH
Revision: December 20092009 QX56

PG
HARNESSPG-63
< COMPONENT DIAGNOSIS >
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F2 D406 B/1 : Rear window defogger
D2 D705 GR/2 : Back-up lamp LH
Back door LH harness C4 D706 W/4 : Back door and glass hatch switch assembly
G3 D501 W/18 : To D405 D2 D707 B/1 : Glass hatch ajar switch
E4 D503 W/8 : Back door latch B4 D709 GR/8 : Back-up lamp RH
E4 D504 W/4 : Rear view camera B4 D711 W/4 : Glass hatch lock actuator
F4 D514 BR/2 : Back door warning chime B4 D715 BR/2 : Pinch strip RH
F4 D517 BR/2 : Pinch strip LH B4 D716 BR/2 : Back door speaker RH
F4 D518 BR/2 : Back door speaker LH
Back door No. 2 RH harness
C2 D601 W/6 : To B140
C2 D602 W/16 : To B139
D2 D603 — : Body ground
B2 D604 B/1 : Rear window defogger
A3 D605 W/6 : To D702
B3 D606 W/16 : To D701
Revision: December 20092009 QX56

PG
HARNESS CONNECTORPG-67
< COMPONENT DIAGNOSIS >
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HARNESS CONNECTOR
DescriptionINFOID:0000000003776573
HARNESS CONNECTOR (TAB-LOCKING TYPE)
• The tab-locking type connectors help prevent accidental looseness or disconnection.
• The tab-locking type connectors are disconnected by pushi
ng or lifting the locking tab(s). Refer to the figure
below.
Refer to the next page for description of the slide-locking type connector.
CAUTION:
Do not pull the harness or wires when disconnecting the connector.
[Example]
HARNESS CONNECTOR (SLIDE-LOCKING TYPE)
• A new style slide-locking type connector is used on certain systems and components, especially those related to OBD.
• The slide-locking type connectors help prevent incomplete locking and accidental looseness or disconnec- tion.
SEL769DA
Revision: December 20092009 QX56

PG-68
< COMPONENT DIAGNOSIS >
HARNESS CONNECTOR
• The slide-locking type connectors are disconnected by pushing or pulling the slider. Refer to the figure
below.
CAUTION:
• Do not pull the harness or wires when disconnecting the connector.
• Be careful not to damage the connector su pport bracket when disconnecting the connector.
[Example]
HARNESS CONNECTOR (LEVER LOCKING TYPE)
• Lever locking type harness connectors are used on certain control units and control modules such as ECM, ABS actuator and electric unit (control unit), etc.
• Lever locking type harness connectors are also used on super multiple junction (SMJ) connectors.
• Always confirm the lever is fully locked in place by moving the lever as far as it will go to ensure full connec-
tion.
CAUTION:
SEL769V
Revision: December 20092009 QX56

PG
HARNESS CONNECTORPG-69
< COMPONENT DIAGNOSIS >
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• Always confirm the lever is full
y released (loosened) before attempting to disconnect or connect
these connectors to avoid damage to the connector housing or terminals.
HARNESS CONNECTOR (DIRECT-CONNECT SRS COMPONENT TYPE)
• SRS direct-connect type harness connectors are used on certain SRS components such as air bag modules
and seat belt pre-tensioners.
• Always pull up to release black locking tab prior to removing connector from SRS components.
• Always push down to lock black locking tab afte4r installing connector to SRS components.n When locked, the black locking tab is level with the connector housing.
CAUTION:
• Do not pull the harness or wir es when removing connectors
from SRS components.
1. Control unit with single lever 2. Control unit with dual lever 3. SMJ connector
A. Fasten A. FastenA. Fasten
B.Loosen B.LoosenB.Loosen
C.Lever C.Lever C.Lever
LKIA0670E
WHIA0103E
Revision: December 20092009 QX56

PG-72
< COMPONENT DIAGNOSIS >
FUSE BLOCK - JUNCTION BOX (J/B)
FUSE BLOCK - JUNCTION BOX (J/B)
Terminal ArrangementINFOID:0000000003776575
AWMIA0898GB
Revision: December 20092009 QX56

PWC-2
PASSENGER SIDE : Description ...........................25
PASSENGER SIDE : Compo nent Function Check
...
25
PASSENGER SIDE : Diagnosis Procedure ........ ...25
REAR LH ................................................................ ...28
REAR LH : Description ...........................................28
REAR LH : Component Function Check ................28
REAR LH : Diagnosis Procedure ............................28
REAR RH ............................................................... ...30
REAR RH : Description ..........................................31
REAR RH : Component Function Check ................31
REAR RH : Diagnosis Procedure ...........................31
DOOR SWITCH .................................................34
Description ........................................................... ...34
Component Function Check ...................................34
Diagnosis Procedure ..............................................34
Component Inspection ............................................35
DOOR KEY CYLINDER SWITCH ......................36
Description ........................................................... ...36
Component Function Check ...................................36
Diagnosis Procedure ..............................................36
Component Inspection ............................................37
POWER WINDOW SERIAL LINK .....................39
POWER WINDOW MAIN SWITCH ........................ ...39
POWER WINDOW MAIN SWITCH : Description ...39
POWER WINDOW MAIN SWITCH : Component
Function Check .......................................................
39
POWER WINDOW MAIN SWITCH : Diagnosis
Procedure ...............................................................
39
FRONT POWER WINDOW SWITCH ..................... ...40
FRONT POWER WINDOW SWITCH : Descrip-
tion ..........................................................................
40
FRONT POWER WINDOW SWITCH : Compo-
nent Function Check ...............................................
40
FRONT POWER WINDOW SWITCH : Diagnosis
Procedure ...............................................................
41
REAR POWER WINDOW SWITCH ....................... ...42
REAR POWER WINDOW SWITCH : Power Win-
dow Serial Link Check Rear LH or RH ...................
42
POWER WINDOW LOCK SWITCH ...................43
Description ........................................................... ...43
Component Function Check ...................................43
REAR POWER VENT WINDOW SWITCH
CIRCUIT CHECK ...............................................
44
Description ........................................................... ...44
Diagnosis Procedure - (Early Production) ..............44
Diagnosis Procedure - (Late Production) ...............44
REAR POWER VENT WINDOW MOTOR LH
CIRCUIT CHECK ...............................................
46
Description ........................................................... ...46
Diagnosis Procedure ..............................................46
REAR POWER VENT WINDOW MOTOR RH
CIRCUIT CHECK ...............................................
47
Description ........................................................... ...47
Diagnosis Procedure ...............................................47
REAR POWER VENT WINDOW RELAY
(OPEN) CHECK .................................................
48
Description ........................................................... ...48
Diagnosis Procedure - (Early Production) ...............48
Diagnosis Procedure - (Late Production) ............. ...49
REAR POWER VENT WINDOW RELAY
(CLOSE) CHECK ...............................................
51
Description ........................................................... ...51
Diagnosis Procedure - (Early Production) ...............51
Diagnosis Procedure - (Late Production) ............. ...52
ECU DIAGNOSIS .......................................54
BCM (BODY CONTROL MODULE) ............... ...54
Reference Value .................................................. ...54
Terminal Layout ......................................................56
Physical Values .......................................................56
Wiring Diagram .......................................................62
POWER WINDOW MAIN SWITCH ...................67
Reference Value .................................................. ...67
Wiring Diagram .......................................................69
Fail Safe .................................................................80
FRONT POWER WINDOW SWITCH ................82
Reference Value .................................................. ...82
Wiring Diagram .......................................................84
Fail Safe .................................................................95
SYMPTOM DIAGNOSIS ............................97
NONE OF THE POWER WINDOWS CAN BE
OPERATED USING ANY SWITCH ................ ...
97
Diagnosis Procedure ............................................ ...97
DRIVER SIDE POWER WINDOW ALONE
DOES NOT OPERATE ......................................
98
Diagnosis Procedure ............................................ ...98
FRONT PASSENGER SIDE POWER WIN-
DOW ALONE DOES NOT OPERATE ...............
99
Diagnosis Procedure ............................................ ...99
REAR LH SIDE POWER WINDOW ALONE
DOES NOT OPERATE .....................................
100
Diagnosis Procedure ............................................ .100
REAR RH SIDE POWER WINDOW ALONE
DOES NOT OPERATE .....................................
101
Diagnosis Procedure ............................................ .101
ANTI-PINCH SYSTEM DOES NOT OPERATE
NORMALLY (DRIVER SIDE) ...........................
102
Diagnosis Procedure ............................................ .102
Revision: December 20092009 QX56

PWC-3
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ANTI-PINCH SYSTEM DOES NOT OPERATE
NORMALLY (PASSENGER SIDE) ................ ..
103
Diagnosis Procedure ........................................... ..103
ANTI-PINCH SYSTEM DOES NOT OPERATE
NORMALLY (REAR LH SIDE) .........................
104
Diagnosis Procedure ........................................... ..104
ANTI-PINCH SYSTEM DOES NOT OPERATE
NORMALLY (REAR RH SIDE) ........................
105
Diagnosis Procedure ........................................... ..105
AUTO OPERATION DOES NOT OPERATE
BUT MANUAL OPERATES NORMALLY
(DRIVER SIDE) .................................................
106
Diagnosis Procedure ........................................... ..106
AUTO OPERATION DOES NOT OPERATE
BUT MANUAL OPERATES NORMALLY
(PASSENGER SIDE) ...................................... ..
107
Diagnosis Procedure ........................................... ..107
AUTO OPERATION DOES NOT OPERATE
BUT MANUAL OPERATES NORMALLY
(REAR LH SIDE) ..............................................
108
Diagnosis Procedure ........................................... ..108
AUTO OPERATION DOES NOT OPERATE
BUT MANUAL OPERATES NORMALLY
(REAR RH SIDE) ..............................................
109
Diagnosis Procedure ........................................... ..109
POWER WINDOW RETAINED POWER OP-
ERATION DOES NOT OPERATE PROPERLY
..
110
Diagnosis Procedure ........................................... ..110
DOES NOT OPERATE BY KEY CYLINDER
SWITCH ...........................................................
111
Diagnosis Procedure ........................................... ..111
KEYLESS POWER WINDOW DOWN DOES
NOT OPERATE ...............................................
112
Diagnosis Procedure .............................................112
POWER WINDOW LOCK SWITCH DOES
NOT FUNCTION ..............................................
113
Diagnosis Procedure .............................................113
REAR POWER VENT WINDOWS DO NOT
OPERATE .......................................................
114
Diagnosis Procedure .............................................114
PRECAUTION ............................................115
PRECAUTIONS ...............................................115
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ............................................................. ..
115
Precaution Necessary for Steering Wheel Rota-
tion After Battery Disconnect .................................
115
ON-VEHICLE REPAIR ...............................117
POWER WINDOW MAIN SWITCH .................117
Removal and Installation ..................................... ..117
FRONT POWER WINDOW SWITCH ..............118
Removal and Installation .......................................118
REAR POWER WINDOW SWITCH ................119
Removal and Installation .......................................119
REAR POWER VENT WINDOW SWITCH .....120
Removal and Installation .......................................120
Revision: December 20092009 QX56

POWER WINDOW SYSTEMPWC-5
< FUNCTION DIAGNOSIS >
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FUNCTION DIAGNOSIS
POWER WINDOW SYSTEM
System DiagramINFOID:0000000003775960
POWER WINDOW ANTI-PINCH SYSTEM
System DescriptionINFOID:0000000003775961
POWER WINDOW MAIN SWITCH
INPUT/OUTPUT SIGNAL CHART
POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH
INPUT/OUTPUT SIGNAL CHART
ALKIA1301GB
Item Input signal to main power window and
door lock/unlock switch Main power window and door
lock/unlock switch function Actuator
Key cylinder switch LOCK/UNLOCK signal (more than 1.5
seconds over)
Power window controlFront power window motor
Encoder Encoder pulse signal
Main power window
and door lock/unlock
switch
Front power window motor LH UP/
DOWN signal
Power window and
door lock/unlock
switch RH Front power window motor RH UP/
DOWN signal
BCM RAP signal
Rear power window
control unit Rear power window motor UP/DOWN
signal
Rear power window motor
Revision: December 20092009 QX56