2009 INFINITI QX56 door lock

PG-44
< COMPONENT DIAGNOSIS >
HARNESS
A3 M6 W/10 : To E10A3 M82 W/2 : Circuit breaker-2
A2 M7 B/5 : Passenger select unlock relay G4 M84 W/16 : To B101
A3 M8 W/16 : To D2 A3 M85 W/3 : Tilt motor assembly
A2 M9 BR/24 : To D1 B3 M86 W/2 : Tilt motor assembly
A3 M10 Y/4 : To E29 B3 M87 B/5 : Rear power vent window relay (open)
A3 M11 B/1 : Parking brake switch B3 M89 B/5 : Rear power vent window relay (close)
C3 M12 GR/6 : Key switch and ignition knob switch B3 M91 W/16 : To E26
D3 M13 BR/2 : Front passenger air bag OFF indicator A2 M92 B/6 : Power liftgate switch
A2 M14 GR/6 : Diode-3 D1 M93 W/24 : Display unit
B3 M15 W/4 : Steering lock solenoid A2 M95 W/6 : Rear power vent window switch
A2 M16 GR/6 : ADP steering switch A2 M96 BR/6 : Pedal adjusting switch
B2 M17 W/8 : Steering angle sensor C2 M98 W/16 : A/C and AV switch assembly
C2 M18 W/40 : BCM (body control module) C3 M99 BR/2 : Foot lamp LH
C2 M19 W/15 : BCM (body control module) F4 M100 BR/2 : Foot lamp RH
C2 M20 B/15 : BCM (body control module) E3 M104 W/4 : Aux jack
C3 M21 W/4 : NATS antenna AMP. F2 M105 Y/2 : Front passenger air bag module
C3 M22 W/16 : Data link connector F2 M106 O/2 : Front passenger air bag module
B1 M23 W/12 : Combination meter F3 M107 B/5 : Front blower relay
C1 M24 W/40 : Combination meter D5 M108 B/6 : Yaw rate/ side/ decel G sensor
F2 M25 B/4 : Remote keyless entry receiver A1 M109 BR/2 : Front tweeter LH
B2 M26 W/6 : Ignition switch D2 M110 BR/2 : Center speaker
B2 M28 W/16 : Combination switch F2 M111 BR/2 : Front tweeter RH
B2 M29 Y/6 : Combination switch (spiral cable) C2 M112 BR/14 : BOSE speaker amp.
B3 M30 GR/8 : Combination switch (spiral cable) C2 M113 BR/23 : BOSE speaker amp.
G4 M31 SMJ : To E152 A2 M116 GR/8 : Sonar system OFF switch
C3 M32 W/4 : In-vehicle sensor A2 M117 GR/8 : Rear sonar system OFF switch
B3 M33 W/32 : Automatic drive position control unit B1 M118 B/2 : Front sonar buzzer
B3 M34 W/16 : Automatic drive position control unit F2 M120 W/4 : Remote keyless entry receiver
C5 M35 Y/28 : Air bag diagnosis sensor unit F4 M122 W/4 : Variable blower control (front)
G4 M36 SMJ : To B149 C3 M123 W/2 : Tire pressure warning check connector
G3 M37 B/1 : Fuse block (J/B) D2 M139 B/2 : Diode-1
G3 M38 B/2 : Fuse block (J/B) D1 M140 B/2 : Diode-2
D3 M39 W/8 : Fuse block (J/B) C2 M141 GR/8 : 4WD shift switch
A3 M40 SMJ : To B69 E1 M142 B/6 : Mode door motor (front)
D2 M42 W/20 : AV control unit E3 M143 B/6 : Air mix door motor (passenger)
D2 M43 W/12 : AV control unit C1 M144 B/6 : Defroster door motor
D2 M44 W/32 : AV control unit E3 M146 GR/2 : Intake sensor
D3 M45 W/40 : AV control unit D3 M147B/6 : Air mix doo r motor (driver)
B1 M47 B/2 : Sonar buzzer D2 M148 W/4 : Headlamp aiming switch
D2 M49 B/26 : A/C auto amp. D3 M149 W/4 : Clock
D2 M50 L/26 : A/C auto amp. B1 M150 W/2 : Ignition keyhole illumination
B3 M51 L/4 : Trailer tow relay 1 A3 M158 W/10 : To D3
B2 M52 W/2 : Combination switch (spiral cable) Console sub-harness
D3 M53 B/3 : Front power socket LH D4 M201 W/16 : To M56
E3 M54 B/3 : Front power socket RH (for cigarette
lighter) D4 M202 BR/24 : To M64
Revision: December 20092009 QX56

PG
HARNESSPG-45
< COMPONENT DIAGNOSIS >
C
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F
G H
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K L
B A
O P
N
D2 M55 W/4 : Hazard switch
D4 M203 W/12 : A/T shift selector
D4 M56 W/16 : To M201 D5 M205 W/32 : DVD player
A3 M57 — : Body ground D5 M207 B/3 : Console power socket
F2 M58 B/6 : Intake door motor C4 M208 BR/20 : To M69
F3 M59 BR/2 : Glove box lamp C5 M209 W/2: Inside key antenna 2 (rear of center
console)
G3 M60 W/6 : Fuse block (J/B) C4 M210 GR/2: Inside key antenna 3 (front of center
console)
C3 M61 — : Body ground C4 M212 W/6 : Rear heated seat switch LH
F4 M62 B/2 : Front blower motor C4 M213 BR/6 : Rear heated seat switch RH
D4 M63 BR/20 : To M251 Console switch sub-harness
D4 M64 BR/24 : To M202 D4 M251 BR/20 : To M63
F2 M65 W/4 : To M301 D4 M252 BR/6 : Front heated seat switch RH
G3 M66 B/1 : To E33 C4 M253 GR/6 : VDC OFF switch
C3 M69 BR/20 : To M208 C3 M255 W/6 : Front heated seat switch LH
A2 M70 W/40 : Intelligent key unit C4 M256 B/2 : A/T shift selector
A2 M71 L/4 : Heated steering relay C4 M260 W/6 : Heated steering wheel switch
D3 M73 BR/6 : Back-up lamp relay Optical sensor sub-harness
G3 M74 BR/24 : To D102 F1 M301 W/4 : To M65
G3 M75 W/10 : To D101 D1 M302 B/4 : Optical sensor
A3 M76 W/6 : Electric brake (pre-wiring)
E2 M77 Y/4 : Front passenger air bag module
(service replacement)
Revision: December 20092009 QX56

PG-58
< COMPONENT DIAGNOSIS >
HARNESS
FRONT DOOR LH HARNESS
C3 R7 GR/10 : Auto anti-dazzling inside mirror D1 R201 BR/24 : To B146
B3 R8 W/2 : Vanity lamp RHC2 R202 W/12 : Video monitor
D3 R9 W/8 : To R107 D1 R203 W/3 : Personal lamp 2ND row
Room lamp sub-harness A D2 R204 W/16 : Rear audio remote control unit
C2 R101 W/16 : To R6 E1 R205 W/3 : Personal lamp 3RD row
C3 R102 GR/8 : Front room/map lamp assembly D2 R209 B/6 : Rear air control (rear)
D3 R104 GR/6 : Sunroof switch E1 R210 W/2 : Inside key antenna 4 (over head console area)
ALMIA0215GB
D1 BR/24 : To M9 D9 GR/6 : Front power window motor LH
D2 W/16 : To M8 D10 W/16 : Door mirror remote control switch
D3 W10 : To M158 D11 W/2 : Front step lamp LH
D4 W/16 : Door mirror LH D12 W/2 : Front door speaker LH
D5 W/8 : Seat memory switch D14 B/6 : Front door lock assembly LH
D7 W/16 : Main power window and door lock/unlock
switch D15 GR/6 : Front outside antenna
D8 W/3 : Main power window and door lock/unlock
switch
D16 GR/2 : Front door request switch LH
Revision: December 20092009 QX56

PG
HARNESSPG-59
< COMPONENT DIAGNOSIS >
C
DE
F
G H
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K L
B A
O P
N
FRONT DOOR RH HARNESS
ALMIA0218GB
D101 W/10 : To M75
D109 W/2 : Front step lamp RH
D102 BR/20 : To M74 D112 W/2 : Front door speaker RH
D104 GR/6 : Front power window motor RH D114 B/6 : Front door lock actuator RH
D105 W/16 : Power window and door lock/unlock
switch RH
D115 GR/2 : Front outside antenna RH
D107 W/16 : Door mirror RH D116 GR/2 : Front door request switch RH
Revision: December 20092009 QX56

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

PG
HARNESSPG-61
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
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K L
B A
O P
N
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 >
C
DE
F
G H
I
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K L
B A
O P
N
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

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