2008 INFINITI QX56 fl sensor

PG-48
< COMPONENT DIAGNOSIS >
HARNESS
ENGINE CONTROL HARNESS
ALMIA0227GB
D5 F3 B/1 : A/C CompressorF2 F56 B/8 : Transfer terminal cord assembly
D5 F4 GR/1 : Oil pressure switch G1 F57 B/2 : Transfer motor
D2 F5 GR/4 : Air fuel ratio (A/F) sensor 1 (bank2) F2 F58 GR/6 : Transfer control device (actuator, position
switch)
C4 F6 GR/3 : Ignition coil No. 2 (with power
transistor) F2 F59 B/2 : Wait detection switch
Revision: March 2010
2008 QX56

PG
HARNESSPG-49
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
J
K L
B A
O P
N
C3 F7 GR/3
: Ignition coil No. 4 (with power
transistor) F1 F60 GR/2 : Neutral-4LO switch
C3 F8 GR/3 : Ignition coil No. 6 (with power
transistor)
D5 F61 G/2: Intake valve timing control solenoid valve
(bank 1)
E2 F9 G/10 : A/T assembly D5 F62 G/2: Intake valve timing control position sensor
(bank 1)
C3 F10 — : Engine ground C4 F63 G/2: Intake valve timing control solenoid valve
(bank 2)
D3 F11 B/3 : Crankshaft position sensor (POS) C4 F64 G/2 : Intake valve timing control position sensor
(bank 2)
E1 F12 G/4 : Heated oxygen sensor 2 (bank2) E3 F65 GR/4 : Air fuel ratio (A/F) sensor 1 (bank1)
F2 F13 G/4 : Heated oxygen sensor 2 (bank1) C2 F68 B/2 : Water valve
B2 F14 W/24 : To E5 C3 F101 B/6 : To F26
D4 F15 L/2 : EVAP canister purge volume control
solenoid valve C3 F102 B/2 : Knock sensor (bank 1)
E5 F16 — : Engine ground C3 F103 GR/2 : Engine coolant temperature sensor
C4 F18 GR/2 : Fuel injector No. 2 C3 F104 B/2 : Knock sensor (bank 2)
D4 F20 GR/2 : Fuel injector No. 4
F4 F21 W/2 : Condenser-1
D3 F22 GR/2 : Fuel injector No. 6
D4 F23 B/3 : Camshaft position sensor (phase)
D4 F26 B/6 : To F101
E3 F27 B/1 : Starter motor
D4 F30 GR/2 : Fuel injector No. 1
D3 F31 GR/2 : Fuel injector No. 8
B2 F32 W/16 : To E2
C2 F33 W/16 : To E19
C2 F34 W/2 : To E39
B3 F39 — : Fusible link (battery)
D4 F41 GR/2 : Fuel injector No. 3
D4 F42 GR/2 : Fuel injector No. 5
D3 F45 GR/2 : Fuel injector No. 7
B4 F46 B/3 : Power steering pressure sensor
E4 F47 GR/3 : Ignition coil No. 1 (with power
transistor)
E4 F48 GR/3 : Ignition coil No. 3 (with power
transistor)
E4 F49 GR/3 : Ignition coil No. 5 (with power
transistor)
D4 F50 B/6 : Electric throttle control actuator
E4 F51 GR/3 : Ignition coil No. 7 (with power
transistor)
D2 F52 GR/3 : Ignition coil No. 8 (with power
transistor)
E5 F53 B/6 : Mass air flow sensor
B2 F54 B/81 : ECM
F1 F55 B/2 : ATP switch
Revision: March 2010 2008 QX56

PG-50
< COMPONENT DIAGNOSIS >
HARNESS
CHASSIS HARNESS
AWMIA0113GB
G2 C1 SMJ : To E41
B5 C2 B/7 : Trailer
A3 C3 GR/8 : To C101
C3 C4 GR/3: Evap control system pressure
sensor
D2 C5 GR/5 : Fuel level sensor unit and fuel pump
Revision: March 2010 2008 QX56

PG
HARNESSPG-51
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
J
K L
B A
O P
N
C3 C6 B/2 : Evap canister vent control valve
B4 C7 GR/2 : Rear bumper antenna
C4 C8 B/3 : Height sensor
B4 C9 B/4 : Suspension air compressor
C4 C10 BR/2 : Rear wheel sensor RH
C4 C11 BR/2 : Rear wheel sensor LH
Rear sonar sensor sub-harness
A4 C101 GR/8 : To C3
A3 C102 B/3 : Rear sonar sensor LH outer
B4 C103 B/3 : Rear sonar sensor LH inner
B4 C104 B/3 : Rear sonar sensor RH inner
C5 C105 B/3 : Rear sonar sensor RH outer
Revision: March 2010
2008 QX56

PG-52
< COMPONENT DIAGNOSIS >
HARNESS
BODY HARNESS
AWMIA0114GB
F5 B3 W/16 : Suspension control unit
C4 B6 W/18 : To D201
B4 B7 — : Body ground
C4 B8 W/3 : Front door switch LH
C4 B9 Y/12 : Air bag diagnosis sensor unit
Revision: March 20102008 QX56

PG
HARNESSPG-53
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
J
K L
B A
O P
N
BODY NO. 2 HARNESS
C5 B10 Y/2 : Front LH side air bag module
C5 B13 W/24 : ICC unit
C4 B14 Y/2 : Front LH seat belt pre-tensioner
C5 B15 Y/2 : LH side air bag (satellite) sensor
C5 B17 GR/24 : ICC unit
D4 B18 W/3 : Rear door switch LH
G3 B19 — : Body ground
B4 B32 W/6 : To B124
G5 B35 B/3 : Rear combination lamp LH
B4 B37 W/16 : To B200
A3 B38 Y/2 : LH side front curtain air bag module
A4 B40 W/24 : To E34
A4 B41 W/12 : To E35
A4 B42 W/2 : To E36
B4 B43 W/16 : To B111
G3 B48 W/18 : To D401
F3 B49 W/2 : To D402
F4 B52 W/2 : Rear power vent window motor LH
E4 B54 Y/2 : LH side rear curtain air bag module
F5 B55 W/26 : Back door control unit
F4 B56 GR/16 : Sonar control unit
G4 B63 W/6 : Back door close switch
A4 B69 SMJ : To M40
G4 B70 B/3 : Rear combination lamp LH
B4 B72 BR/6 : Subwoofer
E5 B73 W/16 : Rear view camera control unit
C4 B74 Y/4
: Seat belt buckle pretensioner assembly
LH (seatbelt buckle switch)
F5 B75 W/10 : To B400
F5 B76 GR/2 : Inside key antenna 2 (luggage
compartment)
Revision: March 2010
2008 QX56

PG-54
< COMPONENT DIAGNOSIS >
HARNESS
G4 B101 W/16 : To M84
A4 B105 B/3 : Rear combination lamp RH
E4 B106 W/18 : To D301
G4 B107 W/8 : To E139
E4 B108 W/3 : Front door switch RH
G 3 B 111 W / 1 6 : To B 4 3
E4 B113 Y/12 : Air bag diagnosis sensor unit
E5 B114 Y/2 : RH side air bag (satellite) sensor
D4 B116 W/3 : Rear door switch RH
F4 B117 — : Body ground
F4 B118 W/3 : Front seat heater RH
A4 B119 W/2 : Condenser-3
A3 B120 W/2 : Condenser-4
F4 B124 W/6 : To B32
F4 B126 Y/2 : Front RH side air bag module
E5 B127 Y/2 : Front RH seat belt pre-tensioner
C3 B128 Y/2 : RH side rear curtain air bag module
G3 B129 Y/2 : RH side front curtain air bag module
A4 B130 B/3 : Rear combination lamp RH
A5 B132 — : Body ground
A5 B133 W/4 : Variable blower control (rear)
B5 B134 W/2 : Rear blower motor
E4 B136 W/8 : To B350
E4 B137 W/3 : Belt tension sensor
B3 B138 B/3 : Rear cargo power socket
A3 B139 W/16 : To D602
A2 B140 W/6 : To D601
D2 B145 W/16 : To R200
E2 B146 BR/24 : To R201
G3 B149 SMJ : To M36
B3 B150 W/2 : Rear power vent window motor RH
B2 B153 W/2 : Cargo lamp
F5 B154 W/2 : To B303
B4 B155 B/6 : Air mix door motor (rear)
B4 B156 B/6 : Mode door motor (rear)
F4 B157 Y/4 : Seat belt buckle pre-tensioner assembly
RH (seat belt buckle switch)
G4 B161 W/20 : To M157
C4 B162 W/6 : Third row power folding seat switch
RH side (front)
B4 B163 BR/6 : Third row power folding seat switch
RH side (rear)
C4 B164 BR/6 : Third row power folding seat switch
LH side (front)
Revision: March 2010
2008 QX56

PWC-54
< ECU DIAGNOSIS >
BCM (BODY CONTROL MODULE)
Te r m i n a lWire
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: March 2010 2008 QX56