All Wiring Diagrams for Infiniti Q45 2005 – Schemi elettrici per auto

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 3) for Infiniti Q45 2005

List of elements for Automatic A/C Wiring Diagram (1 of 3) for Infiniti Q45 2005:

(behind left side of dash)
(behind right side of dash) m114
(behind right side of dash) m115
(under right front door sill) b217
1a m1
A/c auto amplifier
A/c switch
A/c-av (fr tx)
A/c-rr (rr tx)
Acc
Air mix door motor (passenger side) (behind right side of center console, on heater unit)
Amb sens
Ambient sensor (at center front of engine compt)
Av-a/c (fr rx)
Bat
Clk
Clk (fr)
Clk (rr)
Combination meter
Comp on
Ecm comp
Ecv
Fan on
Fan pwm
Fuse 10a
Fuse block (j/b) 1 (behind left end of dash)
Gnd
Ground
Hot at all times
Hot in acc or on
Hot in on or start
Ign
In-vehicle sensor (below lower left side of dash)
Incar sens
Intake door motor (under right side of dash, on intake unit)
Intake sens
Lan sig
M115 (behind right side of dash)
M119
M120
M25
M41
M42
Mode door motor (passenger side) (behind right side of dash)
Pnk
Rear control cancel relay (behind right rear wheel well)
Rear control cancel switch
Rear control switch
Red
Rr-a/c (rr rx)
Rr/vent actr+
Rr/vent actr-
Sens gnd
Speed sens
Sun sens
Sunload sensor (behind left side of dash)
Sw a/c
Unified meter control unit
Vactr
W/t sens

Automatic A/C Wiring Diagram (2 of 3) for Infiniti Q45 2005

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List of elements for Automatic A/C Wiring Diagram (2 of 3) for Infiniti Q45 2005:

11r
18r e3
3n m145
5m m144
Ac-av
Acclk
Acpdcut
Acrly
Air conditioner relay
Air mix door motor (driver side)
Arcon arcon arcon arcon
Av & navi control unit (w/ navi) av control unit (w/o navi) (w/ navi: under left side of rear parcel shelf) (w/o navi: behind center of dash) center of dash) center of dash) center of dash) display
Avcc
B29
Blower motor (below right side of dash, on intake unit)
Blower relay
Bus +
Bus -
Bus shield
Can-h
Can-l
Close
Closed
Compressor (left front of (left front of (left front of (left front of engine compartment) engine compartment) engine compartment) engine compartment)
Cooling unit assembly
Ecv solenoid ecv solenoid ecv solenoid ecv solenoid valve valve valve valve
Engine control module (ecm) (behind glove box)
Fuse 10a
Fuse 15a
Fuse block (j/b) 2 (behind right kick panel)
Fuse, fusible link & relay box (j/b) (in engine room box)
Gnd-a
Hot at all times
Intake sensor
Loadl loadl loadl loadl
M114 (behind right side of dash)
M115 (behind right side of dash)
M77
M83
Magnet clutch magnet clutch magnet clutch magnet clutch
Mode door motor (driver side)
Multi-function switch
Nca
Open
Pdpres
Pnk
Rear vent door motor (behind left front of center console)
Red
Refrigerant pressure sensor (at front right of engine compartment, near condenser)
Rfrh
Rfrl
Rfrm
Shield
W/ av & navi control unit
W/ navi
W/o navi

Automatic A/C Wiring Diagram (3 of 3) for Infiniti Q45 2005

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List of elements for Automatic A/C Wiring Diagram (3 of 3) for Infiniti Q45 2005:

35r
36r
Cooling fan motor 1 (front of engine compt)
Cooling fan motor 2 (front of engine compt)
Cooling fan relay 1 (right side of engine compt)
Cooling fan relay 2 (left rear of engine compt)
Cooling fan relay 3 (left rear of engine compt)
E24 (on right front strut tower)
E62 (on left front fenderwell, near engine oil level gauge)
Engine coolant temperature sensor (on top rear of engine)
Fuse 58 10a
Fuse, fusible link & relay block (j/b) (in engine room box)
Fuse, fusible link & relay box (in engine room box)
Fusible link e 40a
Fusible link i 40a
Hot at all times
Hot in on or start

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram (1 of 2) for Infiniti Q45 2005

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List of elements for Anti-lock Brakes Wiring Diagram (1 of 2) for Infiniti Q45 2005:

(behind left end of dash)
(on left front strut tower)
Bls
Can-h
Can-l
Computer data lines system
Data link connector (under left side of dash)
E21
E22
E23
E67
Fl mav
Fl mv-av
Fl mv-ev
Fl ss
Fl ss gnd
Fl usv
Fl-av4
Fl-ev4
Fr mav
Fr mv-av
Fr mv-ev
Fr ss
Fr ss gnd
Fr usv
Fr-av1
Fr-ev1
Fuse 17 10a
Fuse 6 10a
Fuse 7 10a
Fuse 9 10a
Fuse block (j/b) 1
Gnd
Gnd1
Gnd2
Hot at all times
Hot at all times
Hot in on or start
Left front wheel sensor (at left front hub assembly)
Left rear wheel sensor (at left rear of luggage compt)
Mc1-mav2
Mc1-usv2
Mc2-mav1
Mc2-usv1
Pnk
Pressure sensor
Psm
Pss
Psu
Right front wheel sensor (at right front hub assembly)
Right rear wheel sensor (at left rear of luggage compt)
Rl mv-av
Rl mv-ev
Rl ss
Rl ss gnd
Rl-av2
Rl-ev2
Rr mv-av
Rr mv-ev
Rr ss
Rr ss gnd
Rr-av3
Rr-ev3
Rxd
Stop lamp switch (on bracket, above brake m402 pedal)
Txd
Vcc
Vdc actuator (right rear of engine compartment)
Vdc off sw
Vdc/tcs/abs control unit (behind right kick panel)
Vout
Yrsm
Yrsrff
Yrss
Yrst
Yrsu

Anti-lock Brakes Wiring Diagram (2 of 2) for Infiniti Q45 2005

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List of elements for Anti-lock Brakes Wiring Diagram (2 of 2) for Infiniti Q45 2005:

(at right side of steering column) steering angle sensor
(behind left side of dash) m25
(on right front strut tower)
12v
Abs ind
Bite
Brake fluid level switch (at left rear of engine compt, on brake fluid reservoir)
Brake ind
Bs out
Can-h
Can-l
Combination meter
Computer data lines system
Drs out
E24
E55
E56
E57
Electronic suspension system
Fuse, fusible link & relay box (in engine room box)
Fusible link f 30a
Fusible link k 50a
Gnd
Ground
Hot at all times
Illum
Interior lights system
Low voltage detection circuit
M114 (behind right side of dash)
M24 (behind left side of dash)
M25 (behind left side of dash)
M41
M43
Motor relay
Parking brake switch (behind dash, at park brake assembly)
Pnk
Ref
Sensor 1
Sensor 2
Sensor 3
Slip ind
Solenoid valve relay
Unified meter control unit
Vdc off ind
Vdc off switch
Vdc relay box (behind front grille)
W/ active damper suspension
Yaw rate/ side g sensor (under center console)

ANTI-THEFT

Forced Entry Wiring Diagram (1 of 2) for Infiniti Q45 2005

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List of elements for Forced Entry Wiring Diagram (1 of 2) for Infiniti Q45 2005:

(in engine room box)
(on left front fenderwell, near engine oil level gauge)
(under left front door sill)
(under right front door sill)
13r
19r
20b
25r
Accessory
B17
B217
B217 (under right front door sill)
B256 (at right front of trunk)
Battery
Between full stroke & neutral
Body control module (bcm) (behind left kick panel)
Data line a-3
Door sw (as)
Door sw (dr)
Door sw (rl)
Door sw (rr)
E204
E62
Front door switch (driver side)
Front door switch (passenger side) (at base of right "b" pillar)
Fuse 10a
Fuse 15a
Fuse 20a
Fuse block (j/b) 1 (behind left end of dash)
Fuse, fusible link & relay block (j/b) (in engine room box)
Fuse, fusible link & relay box
Ground
Head- lamp relay
Headlamp rly
Headlights system
High horn (left front of engine compartment)
Hood sw
Hood switch (near hood lock stay)
Horn chirp
Horn relay
Hot at all times
Hot in acc or run
Hot in on or start
Ignition
Keyless ground
Keyless power
Keyless sign
Left rear door lock assembly (door switch) (in left rear door)
Low horn (at right front radiator support)
M24 (behind left side of dash)
Pnk
Red
Remote keyless entry receiver (at left "c" pillar)
Right rear door lock assembly (door switch) (in right rear door)
Theft ind
Trunk lid key cylinder switch (unlock switch)
Trunk lid lock switch
Trunk sw
Trunk unlock sw

Forced Entry Wiring Diagram (2 of 2) for Infiniti Q45 2005

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List of elements for Forced Entry Wiring Diagram (2 of 2) for Infiniti Q45 2005:

B17 (under left front door sill)
B217 (under right front door sill)
Bat (c/b)
Circuit breaker
D38
D39
D58
D59
D78
D79
Data line a-3
Door
Door locks system
Driver door control unit (in driver's door)
Fuse 10a
Fuse block (j/b) 1 (behind left end of dash)
Ground
Hot at all times
Left rear door control unit (in left rear door)
Local data line
Lock switch
Locks
M114 (behind right side of dash)
M24 (behind left side of dash)
Multifunction switch
Passenger door control unit (in front passenger's door)
Right rear door control unit (in right rear door)
Security indicator
System
Unlock sens
Unlock switch

Immobilizer Wiring Diagram (NATS) for Infiniti Q45 2005

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List of elements for Immobilizer Wiring Diagram (NATS) for Infiniti Q45 2005:

20b
6c m1
6n m145
Engine control module (ecm) (behind glove box)
Fuse 1 10a
Fuse 32 10a
Fuse 6 10a
Fuse block (j/b) 1 (behind left end of dash)
Fuse block (j/b) 2 (behind right kick panel)
Hot at all times
Hot in on or start
Im line
Key switch & key lock solenoid (key switch)
M115 (behind right side of dash)
M25 (behind left side of dash)
Multi-function switch
Nats antenna amplifier (behind right side of dash)
Nats immu (behind dash, left of steering column)
Red
Security indicator
Steering lock control unit (behind dash, right of steering column)

BODY CONTROL MODULES

Body Control Modules Wiring Diagram (1 of 2) for Infiniti Q45 2005

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List of elements for Body Control Modules Wiring Diagram (1 of 2) for Infiniti Q45 2005:

(tilt sw (down)
(behind left kick panel)
A/d grd
Acc
Auto sens
Body control module (bcm)
Chime
Comb sw (auto)
Computer data lines system
D/mirr lamp
Defog sw
Defogger system
Detent sw
Door locks system
Door sw (as)
Door sw (rl)
Exterior lights system
Flasher
Fuse 14 10a
Fuse 21 10a
Fuse block (j/b) 1 (behind left end of dash)
Gnd
Hdlt relay
Headlights system
Hot in acc or on
Hot in start
Iiurx
Iiutx
Ill out
Instrument cluster system
Int (vr)
Interior lights system
K/less gnd
K/less sig
K/less sig pwr
Keyless trunk open
Light sw
M24 (behind left side of dash)
Memory sw 1
Memory sw 2
Memory systems
Mirror sw down
Mirror sw left
Mirror sw right
Mirror sw up
Pnk
Red
Select sw lh
Select sw rh
Set sw
Speed sig
Tail relay
Telesco sw (fr)
Telesco sw (rr)
Tilt sens
Tilt sw (up)
Tilt/tele sen pwr
Trunk, tailgate, fuel doors system
Warning system
Wash sw
Wiper/washer system
Wipr int sw

Body Control Modules Wiring Diagram (2 of 2) for Infiniti Q45 2005

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List of elements for Body Control Modules Wiring Diagram (2 of 2) for Infiniti Q45 2005:

20b
A/d batt
A/d gnd
All off
Anti-theft system
Batt
Body control module (behind left kick panel)
Circuit breaker 1
Computer data lines system
Data line a-1
Data line a2
Data line a3
Defogger system
Door locks system
Door sw (dr)
Door sw (rr)
Door warn lmp
E204
Exterior lights system
Fuse 1 10a
Fuse 3 10a
Fuse block (j/b) 1 (behind left end of dash)
Gnd
Headlights system
Hood sw
Horn chirp
Horns system
Hot at all times
Hot in on or start
Ign
Ign key
Instrument cluster system
Interior lights system
Key switch
M24 (behind left side of dash)
Map/l (lh)
Map/l (rh)
Mem ind 2
Memory ind 1
Memory systems
Personal lmp sw
Pnk
Rain sensor
Rap output
Red
Rev-lmp sw
Rl personal lmp
Rr def
Rr personal lmp
Seat belt sw
Tele motor (fr)
Tele motor (rr)
Telesco sens
Theft ind
Tilt motor (down)
Tilt motor (up)
Total ill
Trunk opener
Trunk opener sw
Trunk sw
Trunk unlock sw
Trunk, tailgate, fuel doors system
Warning system
Wiper amp
Wiper auto stop
Wiper hi output
Wiper/washer system

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram for Infiniti Q45 2005

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List of elements for Computer Data Lines Wiring Diagram for Infiniti Q45 2005:

(behind left end of dash)
(under left side of dash) data link connector
33r e3
6c m1
A/t assembly
Active damper suspension control unit (behind left rear shock tower)
Air bag diagnosis sensor unit (under rear of center console)
Av control unit (w/o navigation) av & navi control unit (w/ navigation) (w/o navigation: behind center of dash) (w/ navigation: under left side of rear parcel shelf)
Av-cn
B29
B318
B37
Body control module (bcm) (behind left kick panel)
Can-h
Can-l
Cn-av
Combination meter
D38
D58
D78
Data line a1
Data line a2
Data line a3
Ddl-rx
Ddl-tx
Driver door control unit (in driver's door)
Driver seat control unit
Drivers side door mirror control unit (in driver's door)
Engine control module (behind glove box)
F101
F26
F502
Front power seat (driver side)
Fuse 58 10a
Fuse 6 10a
Fuse block (j/b) 1
Fuse, fusible link & relay block (j/b) (in engine room box)
Headlamp aiming sensor
Hot at all times
Hot in on or start
Icc sensor (at front center of engine compartment)
Icc unit (at right side of trunk)
K-line
Kline
Left rear door control unit (in left rear door)
Local data line
Low tire pressure warning control unit (behind center of dash)
M103
M143
M25 (behind left side of dash)
M41
M77
M84
Passenger door control unit (in front passenger's door)
Passenger side door mirror control unit (in front passenger's door)
Pnk
Pre-crash seat belt control unit (right side luggage compartment)
Right rear door control unit (in right rear door)
Rxd
Steering angle sensor (at right side of steering column)
Transmission control module
Txd
Unified meter control unit
Vdc/tcs/abs control unit (behind right kick panel)
W/ icc
W/ navigation
W/o navigation

COOLING FAN

Cooling Fan Wiring Diagram for Infiniti Q45 2005

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List of elements for Cooling Fan Wiring Diagram for Infiniti Q45 2005:

35r
36r
Cooling fan motor 1 (front of engine compt)
Cooling fan motor 2 (front of engine compt)
Cooling fan relay 1 (right side of engine compt)
Cooling fan relay 2 (left rear of engine compt)
Cooling fan relay 3 (left rear of engine compt)
E24 (on right front strut tower)
E62 (on left front fenderwell, near engine oil level gauge)
Engine control module (ecm) (behind glove box)
Engine coolant temperature sensor (on top rear of engine)
Fuse 58 10a
Fuse, fusible link & relay block (j/b) (in engine room box)
Fuse, fusible link & relay box (in engine room box)
Fusible link e 40a
Fusible link i 40a
Gnd-a
Hot at all times
Hot in on or start
Rfrh
Rfrl
Rfrm

CRUISE CONTROL

Cruise Control Wiring Diagram, with ICC (1 of 2) for Infiniti Q45 2005

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List of elements for Cruise Control Wiring Diagram, with ICC (1 of 2) for Infiniti Q45 2005:

(under right front door sill)
(on right front fenderwell, forward of engine room box) e42
(under left side of dash, near ascd control unit) icc warning chime
19b
A/t assembly
Accel/ resume sw
Ascdsw
B217
B243
B244
Bat-1
Bat-2
Bnc-sw
Bncsw
Bno-sw
Brake pressure sensor (at left rear of engine compt)
Buzz
Can-h
Can-l
Cancel switch
Coast/ set switch
Combination switch (spiral cable)
Computer data lines system
Data link connector (under left side of dash)
Ddl-rx
Ddl-tx
Distance switch
E215
Engine control module (ecm) (behind glove box)
F101
Front wiper motor (on left side of firewall)
Fuse 1 10a
Fuse 17 10a
Fuse 34 20a
Fuse 77 10a
Fuse 9 10a
Fuse block (j/b) 1 (behind left end of dash)
Fuse block (j/b) 2 (behind right kick panel)
Fuse, fusible link & relay box (in engine room box)
Gnd
Gnd-1
Gnd-2
Gnd-3
Gnd-a
Hot at all times
Hot in on or start
Icc steering switch
Icc unit (at right side of trunk)
Ign-1
Ign-2
M441
M53
Neut-sw
On/off switch
Pkb sw
Pnk
Psen-gnd
Psen-pwr
Psen-sig
Red
Rls-nc
Rls-no
Rls-pwr
Sol +
Sol -
Start -rly
Stp-lmp
Tcm (transmission control module)
Vout
Vpwr
Wip-h
Wip-l
Wiper/washer system

Cruise Control Wiring Diagram, with ICC (2 of 2) for Infiniti Q45 2005

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List of elements for Cruise Control Wiring Diagram, with ICC (2 of 2) for Infiniti Q45 2005:

(on right front strut tower) e24
(with icc indicator)
B217 (under right front door sill)
Boost solenoid
Brake booster (left rear of engine compt)
Can-h
Can-l
Combination meter
Computer data lines system
Control unit unified meter
E24 (on right front strut tower)
Gnd
Icc brake hold relay (at right side of engine compt)
Icc brake switch (on bracket, above brake pedal)
Icc sensor (at front center of engine compt)
Ign
M114 (behind right side of dash)
M24 (behind left side of dash)
M41
M43
Nca
Parking brake switch (behind dash, at park brake assembly)
Pnk
Stop lamp switch (on bracket, above brake pedal)

Cruise Control Wiring Diagram, without ICC for Infiniti Q45 2005

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List of elements for Cruise Control Wiring Diagram, without ICC for Infiniti Q45 2005:

Ascd brake switch (on bracket, above brake pedal)
Ascd steering switch
Ascd sw
Avcc2
Bnc sw
Brk sw
Can-h
Can-l
Cancel switch
Close
Combination meter
Combination switch (spiral cable)
Computer data lines system
E24 (on right front strut tower)
Ecm (behind glove box)
Electric throttle control actuator (on left side of engine)
Exterior lights system
Fuse 10a
Fuse 15a
Fuse block (j/b) 1 (behind left end of dash)
Fuse, fusible link & relay box (in engine room box)
Gnd
Gnd-a
Gnd-a2
Hot at all times
Hot in on or start
M114 (behind right side of dash)
M41
M43
M441
M53
Mot rly
Motor 1
Motor 2
Nca
On/off main switch
Open
Pnk
Red
Resume/accel switch
Sensor 1
Sensor 2
Set ind
Set/coast switch
Stop lamp switch (on bracket, above brake pedal)
Throttle control relay
Tps1
Tps2
Unified meter control unit
V mot

DEFOGGERS

Defoggers Wiring Diagram for Infiniti Q45 2005

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List of elements for Defoggers Wiring Diagram for Infiniti Q45 2005:

(at left "c" pillar) condenser
(behind right side of dash) m114
20b
B17 (under left front door sill)
B181
B421
B422 (at base of right "c" pillar)
Body control module (bcm) (behind left kick panel)
Def sw
Door mirror defogger relay (on fuse block (j/b) 1)
Driver side door mirror defogger
Fuse 1 10a
Fuse 10 20a
Fuse 11 20a
Fuse 4 10a
Fuse block (j/b) 1 (behind left end of dash)
Gnd
Grd
Hot at all times
Hot in acc or on
Hot in on or start
Ignition
M114 (behind right side of dash)
M24 (behind left side of dash)
Multifunction switch
Passenger side door mirror defogger
Rear defog
Rear window defogger
Rear window defogger and door mirror defogger relay (on fuse block (j/b) 1)
Rr def f/b
Rr def on

ELECTRONIC SUSPENSION

Electronic Suspension Wiring Diagram (1 of 2) for Infiniti Q45 2005

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List of elements for Electronic Suspension Wiring Diagram (1 of 2) for Infiniti Q45 2005:

(at center rear of vehicle) b57
(behind left side of dash) m25
Active damper suspension control unit (behind left rear shock tower)
Active damper suspension select switch
Actr lf b
Auto
B17 (under left front door sill)
B37
B38
Batt
Data link connector (under left side of dash)
E24 (on right front strut tower)
E62 (on left front fenderwell, near engine oil level gauge)
Engine control module (behind glove box)
Eps sol
F101
Fr com actr
Fuse 17 15a
Fuse 6 10a
Fuse 7 10a
Fuse block (j/b) 1 (behind left end of dash)
G sens fr in
G sens gnd
G sens pwr
G sens rr in
Gnd 1
Gnd 2
Gnd 3
Hot at all times
Hot in on or start
Ign 2
Ign 3
Ign 4
Illum
Ind
Interior lights system
Left front shock absorber actuator (on top of left shock tower, under hood)
Lf actr a
Lf actr b
Lr actr a
Lr actr b
Pnk
Power steering solenoid valve (on steering rack assembly)
Red
Rf actr a
Rf actr b
Right front shock absorber actuator (on top of right shock tower, under hood)
Rr actr a
Rr actr b
Rr actr com
Select
Speed sens
Sport
Stop sw
Stoplight switch (on bracket, above brake pedal)
Strg sen 1
Strg sen 2
Strg sen neu
Tacho

Electronic Suspension Wiring Diagram (2 of 2) for Infiniti Q45 2005

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List of elements for Electronic Suspension Wiring Diagram (2 of 2) for Infiniti Q45 2005:

12v
Anti-lock brakes system
B17 (under left front door sill)
B217 (under right front door sill)
Can-h
Can-l
Combination meter
Computer data lines system
Front vertical g sensor (at base of left kick panel)
Fuse 9 10a
Fuse block (j/b) 1 (behind left end of dash)
Gnd
Hot in on or start
Left rear shock absorber actuator (on top of left rear shock tower)
M115 (behind right side of dash)
M24 (behind left side of dash)
M41
M43
Pnk
Rear vertical g sensor (at right "c" pillar)
Right rear shock absorber actuator (on top of right rear shock absorber)
Sen 1
Sen 2
Sen 3
Sport ind
Steering angle sensor (at right side of steering column)
Unified meter control unit
Vcc
Vout

ENGINE PERFORMANCE

4.5L

4.5L, Engine Performance Wiring Diagram (1 of 5) for Infiniti Q45 2005

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List of elements for 4.5L, Engine Performance Wiring Diagram (1 of 5) for Infiniti Q45 2005:

(on right front fenderwell)
Avcc
Avcc2
C-ivc (l)
C-ivc (r)
Cooling fans system
E24 (on right front strut tower)
E42
Engine control module (behind glove box)
Evap
F8 (at left front of eng compt)
Fpcm
Fpcmck
Ftrps
Fuel injector
Fuse 10a
Fuse 15a
Fuse block (j/b) 1 (behind left end of dash)
Fuse block (j/b) 2 (behind right kick panel)
Gnd
Hot at all times
Hot in on or start
Ign 7
Ignition coil 1 (w/ power transistor)
Ignition coil 2 (w/ power transistor)
Ignition coil 3 (w/ power transistor)
Ignition coil 4 (w/ power transistor)
Ignition coil 5 (w/ power transistor)
Ignition coil 6 (w/ power transistor)
Ignition coil 7 (w/ power transistor)
Ignition coil 8 (w/ power transistor)
Inj 1
Inj 2
Inj 3
Inj 4
Inj 5
Inj 6
Inj 7
Ivc pus (r)
Knk1
Knk2
Knock sensor (bank 1) (below left side of intake manifold)
Knock sensor (bank 2) (below right side of intake manifold)
Motor1
Motor2
Nca
Nca nca
O2hfl
O2hfr
O2hrl
O2hrr
O2sfl
O2sfr
O2srl
Pdpres
Phase
Plug spark
Pnk
Pos
Ps pres
Qa+
Red
Rfrm
Spark plug
Tps1
V mot
Vias

4.5L, Engine Performance Wiring Diagram (2 of 5) for Infiniti Q45 2005

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List of elements for 4.5L, Engine Performance Wiring Diagram (2 of 5) for Infiniti Q45 2005:

(left front engine compt, near eng oil level gauge) f8
(on top front center of engine) vias control solenoid valve
Accelerator pedal position (app) sensor (on pedal bracket)
Condenser (center rear of engine compt)
Crankshaft position sensor (pos) (on rear of cylinder block)
E213
E24 (on right front strut tower)
Ecm relay
Electric throttle control actuator (on left side of engine)
Evap canister purge volume control solenoid valve (on top right rear of engine)
F19
Fuse 15a
Fuse 20a
Fuse, fusible link and relay block (j/b) (in engine room box)
Hot at all times
Nca
Pnk
Red
Refrigerant pressure sensor (right front of eng compt, near condenser)
Sensor 1
Sensor 2
Throttle control motor
Throttle control motor relay
Throttle position (tp) sensor 1
Throttle position (tp) sensor 2

4.5L, Engine Performance Wiring Diagram (3 of 5) for Infiniti Q45 2005

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List of elements for 4.5L, Engine Performance Wiring Diagram (3 of 5) for Infiniti Q45 2005:

Camshaft position sensor (phase) (front of left cyl head)
E24 (on right front strut tower)
Engine coolant temperature sensor (on top rear of engine)
Evap control system pressure sensor (in evap purge line)
Fuse 10a
Fuse block (j/b) 1 (behind left end of dash)
Heated oxygen sensor 1 (bank 1) (on inlet of left manifold three way catalyst)
Heated oxygen sensor 1 (bank 2) (on outlet of left manifold three way catalyst)
Heated oxygen sensor 2 (bank 1) (on inlet of right manifold three way catalyst)
Heated oxygen sensor 2 (bank 2) (on outlet of right manifold three way catalyst)
Hot in on or start
Intake valve timing control position sensor (bank 1) (on front of left cylinder head)
Intake valve timing control position sensor (bank 2) (on front of right cylinder head)
Intake valve timing control solenoid valve (bank 1) (on front of left cylinder head)
Intake valve timing control solenoid valve (bank 2) (on front of right cylinder head)
M24 (on right front strut tower)
Mass airflow (maf) sensor (between air duct and air cleaner housing)
Pnk
Red

4.5L, Engine Performance Wiring Diagram (4 of 5) for Infiniti Q45 2005

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List of elements for 4.5L, Engine Performance Wiring Diagram (4 of 5) for Infiniti Q45 2005:

Fuel pump control module (fpcm) (at right side of trunk)
Fuel pump relay
Fuse 10a
Fuse 15a
Fuse block (j/b) 2 (behind right kick panel)
Hot at all times
Hot in on or start
Red

4.5L, Engine Performance Wiring Diagram (5 of 5) for Infiniti Q45 2005

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List of elements for 4.5L, Engine Performance Wiring Diagram (5 of 5) for Infiniti Q45 2005:

17d
19d
A/t assembly
Air conditioning system
Air conditioning system cooling fans system
Aps1
Aps2
Ascdsw
Avcc
Avcc2
B17 (under left front door sill)
B217 (under right front door sill)
Batt
Bncsw
Brake
Can l
Can-h
Cdcv
Computer data lines system
Condenser (center rear of engine compt)
Cooling fans system
Cruise control system
Cvbv
Data link connector (below left side of dash)
Dropping resistor (left rear of luggage compt)
E24 (on right front strut tower)
Engine control module (behind glove box)
Evap canister vent control valve (under rear of vehicle, on evap canister)
Exterior lights system
Fpr
Fuel level sensor unit & fuel pump (in fuel tank)
Fuse block (j/b) 1 (behind left end of dash)
Gnd
Gnd 02
Gnd a
Gnd a2
H/lmp
Ign 1
Ign 2
Ign 3
Ign 4
Ign 5
Ign 6
Ign 8
Ign sw
Inj 8
Ivc pus (l)
Kline
Loadl
Moyrly
Neut
O2srr
Pdpres
Pnk
Power steering pressure sensor (at lower right front of engine)
R/def
Red
Rfrh
Rfrl
Ssoff
Stoplight switch (above brake pedal, on bracket)
Tps2
Transmission control module
Vacuum cut valve bypass valve (under rear of vehicle, forward of evap canister)

EXTERIOR LIGHTS

Back-up Lamps Wiring Diagram for Infiniti Q45 2005

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List of elements for Back-up Lamps Wiring Diagram for Infiniti Q45 2005:

A/t assembly
B57 (at center rear of vehicle)
Back- up
Back-up lamp relay (in fuse, fusible link & relay box)
F502
Fuse 10a
Fuse block (j/b) 1 (behind left end of dash)
Hot in on or start
Left rear combination lamp
Red
Rev-lamp relay
Right rear combination lamp
Transmission control module (tcm)

Exterior Lamps Wiring Diagram (1 of 2) for Infiniti Q45 2005

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List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Infiniti Q45 2005:

12r
1st
20b
26r
2nd
Auto
B17 (under left front door sill)
B217 (under right front door sill)
B256 (at right front of trunk)
B57 (at center rear of vehicle)
Bat
Body control module (bcm) (behind left kick panel)
Comb sw
Combi- nation switch (lighting switch)
Door sw
Driver side front door switch
E201
E42 (on right front fenderwell, forward of engine room box)
E45
E46
E62 (on left front fenderwell, near engine oil level gauge)
E65
E66
Fuse 1 10a
Fuse 17 10a
Fuse 54 15a
Fuse 6 10a
Fuse block (j/b) 1 (behind left b2 end of dash)
Fuse block (j/b) 1 (behind left end of dash)
Fuse, fusible link & relay block (j/b) (in engine room box)
Gnd1
Gnd2
H/l rly
H/l sw1
H/l sw2
Headlamp battery saver control unit (behind dash, left of steering column)
Headlights systems
High- mounted stop lamp
Hot at all times
Hot in on or start
Ign sw
Left front combination lamp
Left license lamp
Left rear combination lamp
Left tail lamp
M115 (behind right side of dash)
M25 (behind left side of dash)
M33
M34
Off
Parking
Passenger side front door switch (at base of right "b" pillar)
Rap
Rap out
Right front combination lamp
Right license lamp
Right rear combination lamp
Right tail lamp
Side marker
Stop lamp switch (on bracket, above brake pedal)
T/l rly
T/l sw1
T/l sw2
Tail and stop
Tail lamp relay
Turn

Exterior Lamps Wiring Diagram (2 of 2) for Infiniti Q45 2005

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List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Infiniti Q45 2005:

10b
11b
17b
18b
Batt
Body control module (behind left kick panel)
Combination flasher unit (behind dash, right side of center console)
Combination meter (turn signal)
Combination switch (turn signal switch)
Driver side door mirror (turn signal)
E201
E62 (on left front fenderwell, near engine oil level gauge)
Flasher
Fuse 22 15a
Fuse 5 10a
Fuse block (j/b) 1 (behind left end of dash)
Gnd
Haz sw & bcm
Hazard
Hazard switch
Hot at all times
Hot in on or start
Ign sw
Illum
Interior lights system
Left front combination lamp (turn signal)
Left turn
Left turn ind
Low tire pressure warning control unit (behind center of dash)
M114 (behind right side of dash)
M24 (behind left side of dash)
M43
Off
Passenger side door mirror (turn signal)
Pnk
Right front combination lamp (turn signal)
Right turn
Right turn ind
T/s sw

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 2) for Infiniti Q45 2005

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List of elements for Ground Distribution Wiring Diagram (1 of 2) for Infiniti Q45 2005:

(knock sensor (bank 1))
(knock sensor (bank 2))
-headlamp
-home link
-ignition relay
-park/neutral
-parking
A/c auto amp
A/t device
Active damper suspension select switch
Adp steering switch
Air bag diagnosis sensor unit
Air mix door motor (driver side)
Air mix door motor (passenger side)
Alternator
Auto anti-dazzling inside mirror -compass
Auto return cancel switch
Av control unit (w/o navi)
B422 (at base of right "c" pillar)
Blower motor
Body control module (bcm)
Brake fluid level switch
Camshaft position sensor (phase)
Cd auto changer
Clock
Combination flasher unit
Combination meter
Combination switch (front wiper switch)
Combination switch (lighting switch)
Console box lamp
Cooling fan motor-1
Cooling fan relay-1
Cooling fan relay-3
Crankshaft position sensor (pos)
Data link connector
Daytime light control unit
Display
Door mirror (driver side) -turn signal -door mirror defogger
Door mirror (passenger side) -turn signal -door mirror defogger
Door mirror remote control switch
Driver door control unit
Driver side door mirror control unit
E24 (on right front strut tower)
E307 (at right front of engine compartment, near battery)
E42 (on right front fenderwell, forward of engine room box)
E59 (at center front of engine compartment)
E62 (on left front fenderwell, near engine oil level gauge)
E67 (on left front strut tower)
Engine control module
Front cigarette lighter socket
Front door key cylinder switch (driver side)
Front door lock actuator (driver side)
Front door lock actuator (passenger side)
Front interior lamp -left map lamp -right map lamp -interior lamp ill switch
Front power socket
Front power window motor (driver side)
Front power window motor (passenger side)
Front wiper motor
Front wiper relay
Fuse block (j/b) 1
Fuse block (j/b) 1 -accessory relay -trunk lid opener relay
Fuse block (j/b) 2 blower relay
Fuse, fusible link & relay block (j/b)
Glove box lamp
Handset (option)
Hazard switch
Headlamp battery saver control unit
Heated seat switch (driver side)
Heated seat switch (passenger side)
Hood switch
Icc brake hold relay (w/ icc)
Icc sensor (w/ icc)
Illumination control switch
Intake door motor
Intake valve timing control position sensor (bank 1)
Intake valve timing control position sensor (bank 2)
Left front combination lamp
Left front combination lamp -headlamp
Left front combination lamp -headlamp aiming motor
Left front combination lamp -side marker
Left front combination lamp -turn signal
Left front fog lamp
Left front shock absorber actuator
Low tire pressure warning control unit
M114 (behind right side of dash)
M115 (behind right side of dash)
M24 (behind left side of dash)
M25 (behind left side of dash)
Mode door motor (driver side)
Mode door motor (passenger side)
Multi-function switch
Nats immu
Passenger door control unit
Passenger side door mirror control unit
Position relay
Power steering solenoid valve
Rain sensor
Rear control switch
Rear interior lamp -left personal lamp -right personal lamp
Rear sunshade front switch
Rear sunshade rear switch
Rear window defogger (-)
Right front combination lamp
Right front combination lamp -headlamp aiming motor
Right front combination lamp -parking
Right front combination lamp -side marker
Right front combination lamp -turn signal
Right front fog lamp
Right front shock absorber actuator
Seat memory switch
Shield wire
Shield wire (air bag diagnosis sensor unit)
Shield wire (electric throttle control actuator) (throttle position sensor)
Shift lock control unit
Steering angle sensor
Steering lock control unit
Sunroof motor assembly
To ground b256 a (diagram 2 of 2)
Trunk lid & fuel lid opener switch
Universal transceiver
Vanity mirror lamp (driver side)
Vanity mirror lamp (passenger side)
Vdc off switch
Vdc/tcs/ abs control unit
Washer level switch

Ground Distribution Wiring Diagram (2 of 2) for Infiniti Q45 2005

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List of elements for Ground Distribution Wiring Diagram (2 of 2) for Infiniti Q45 2005:

(diagram 1 of 2)
(right "c" pillar)
-side marker
A/t assembly
Active damper suspension control unit
Air bag diagnosis sensor unit
Auto trunk control unit
Auto trunk motor
Av & navi control unit (w/ navi)
B122 (on left rocker panel)
B16 (under left front door sill)
B17 (under left front door sill)
B216 (under right front door sill)
B217 (under right front door sill)
B256 (at right front of trunk)
B322 (right rocker panel)
B323
B57 (at center rear of vehicle)
Bose speaker amp
Climate controlled seat control unit (driver side)
Climate controlled seat control unit (passenger side)
Climate controlled seat relay
Climate controlled seat switch (driver side)
Climate controlled seat switch (passenger side)
Condenser
Door mirror defogger relay
Driver seat control unit (lcu02)
Dropping resistor
Dual mode muffler control unit
F8 (at left front of engine compartment, near engine oil level gauge)
F9 (at left front of engine compartment, near engine oil level gauge)
From ground e24
Front seat cushion heater (driver side)
Front seat cushion heater (passenger side)
Fuel pump control module (fpcm)
Headlamp aiming sensor
High-mounted stop lamp
Icc unit (with icc)
Ignition coil (w/ power transistor) 1
Ignition coil (w/ power transistor) 2
Ignition coil (w/ power transistor) 3
Ignition coil (w/ power transistor) 4
Ignition coil (w/ power transistor) 5
Ignition coil (w/ power transistor) 6
Ignition coil (w/ power transistor) 7
Ignition coil (w/ power transistor) 8
Jumping connector
Left license lamp
Left rear ashtray illumination
Left rear combination lamp -stop/tail -back-up -turn signal
Left rear door control unit
Left rear door lock actuator
Left rear door lock assembly (door switch)
Left rear power seat control unit (w/ heated seat)
Left rear power seat control unit (w/o heated seat)
Left rear power seat switch
Left rear power window motor
Left rear seat cushion heater
Left rear shock absorber actuator
Left tail lamp
Power seat switch (driver side)
Power seat switch (passenger side)
Pre-crash seat belt control unit
Pre-crash seat belt control unit
Rear control cancel relay
Rear sunshade cancel relay
Rear sunshade unit
Rear view camera
Rear view camera control unit
Right license lamp
Right rear ashtray illumination
Right rear combination lamp -stop/tail -back-up -turn signal
Right rear door control unit
Right rear door lock actuator
Right rear door lock assembly (door switch)
Right rear power seat control unit (w/ heated seat)
Right rear power seat control unit (w/o heated seat)
Right rear power seat switch
Right rear power window motor
Right rear seat cushion heater
Right rear shock absorber actuator
Right tail lamp
Seat belt buckle switch
Shield wire (brake booster) (w/ icc)
Shield wire (icc unit)
Shield wire (left pre-crash seat belt motor)
Shield wire (left side air bag (satellite) sensor)
Shield wire (pre-crash seat belt motor control unit)
Shield wire (right pre-crash seat belt motor)
Shield wire (right side air bag (satellite) sensor)
Shield wire (voice activation control module)
Trunk closure control unit
Trunk lid close switch
Trunk lid key cylinder switch
Trunk lid lock switch
Trunk lid striker switch
Voice activated control module

HEADLIGHTS

Headlamps Wiring Diagram, with DRL (1 of 2) for Infiniti Q45 2005

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List of elements for Headlamps Wiring Diagram, with DRL (1 of 2) for Infiniti Q45 2005:

(behind right side of dash) m115
(under left
1st
20b
2nd
6n m145
Acc
Auto
Auto light sens
Auto lt sens gnd
Av & navi control unit
Av control unit (behind center of dash)
Av-me
B29
Bat
Body control module (behind left kick panel)
Comb sw (auto)
Combination switch (lighting switch)
Data link connector (under left side of dash)
Door sw as
Door sw dr
Driver side front door switch
Fuse 1 10a
Fuse 21 10a
Fuse 3 10a
Fuse 32 10a
Fuse 6 10a
Fuse block (j/b) 1 (behind left end of dash)
Fuse block (j/b) 2 (behind right kick panel)
Gnd
Gnd1
Gnd2
H/l rly out1
H/l rly out2
H/l sw1
H/l sw2
H/lamp rly
Headlamp battery saver control unit (behind dash, left of steering column)
Hot at all times
Hot in acc or on
Hot in on or start
Ign
Ign sw
Iiurx
Iiutx
Ill out
Interior lights system
Key sw
Key switch & key lock solenoid (key switch)
Light sw (1st)
Low
M1 6c
M24 (behind left side of dash)
M25 (behind left side of dash)
M33
M34
M77
Meav
Nca
Off
Optical sensor (on top right side of dash)
Out
Pass
Pnk
Power
Rap input
Rap output
Shield
Side of rear parcel shelf)
T/l rly out 1
T/l rly out2
T/l sw1
T/l sw2
Tail/l rly
W/ navigation
W/o navigation

Headlamps Wiring Diagram, with DRL (2 of 2) for Infiniti Q45 2005

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List of elements for Headlamps Wiring Diagram, with DRL (2 of 2) for Infiniti Q45 2005:

12r
13r
25r
26r
4e e201
7b m1
Alt-1
Alternator (right front of engine)
Combination meter
Daytime light control unit (left side of engine compt)
E26
E27
E28
E310
E42 (on right front fenderwell, forward of engine room box)
E45
E46
E62 (on left front fenderwell, near engine oil level gauge)
E65
E66
Fuse 10a
Fuse 14 10a
Fuse 54 15a
Fuse 55 20a
Fuse 57 20a
Fuse 73 15a
Fuse block (at right side of engine compt)
Fuse block (j/b) 1 (behind left end of dash)
Fuse, fusible link & relay block (j/b) (in engine room box)
Fuse, fusible link & relay box (in engine room box)
Gnd
Headlamp relay 1
Headlamp relay 2
Hid
High
High beam indicator
Hot at all times
Hot in on or start
Hot in start
Ign
Left front combination lamp (headlamp)
Lh light
Lh light fuse
Lh light main
Lh main sw
Low
M43
Parking brake switch (behind dash, at park brake assembly)
Passenger side front door switch (at base of right "b" pillar)
Pkb sw
Pnk
Red
Rh light
Rh light fuse
Rh light main
Rh main sw
Right front combination lamp (headlamp)
Start
Starting/charging system
Tail lamp relay

Headlamps Wiring Diagram, without DRL (1 of 2) for Infiniti Q45 2005

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List of elements for Headlamps Wiring Diagram, without DRL (1 of 2) for Infiniti Q45 2005:

(behind right side of dash) m115
(under left
1st
20b
2nd
6n m145
Acc
Auto
Auto light sens
Auto lt sens gnd
Av & navi control unit
Av control unit (behind center of dash)
Av-me
B29
Bat
Body control module (behind left kick panel)
Comb sw (auto)
Combination switch (lighting switch)
Data link connector (under left side of dash)
Door sw as
Door sw dr
Driver side front door switch
Fuse 1 10a
Fuse 21 10a
Fuse 3 10a
Fuse 32 10a
Fuse 6 10a
Fuse block (j/b) 1 (behind left end of dash)
Fuse block (j/b) 2 (behind right kick panel)
Gnd
Gnd1
Gnd2
H/l rly out1
H/l rly out2
H/l sw1
H/l sw2
H/lamp rly
Headlamp battery saver control unit (behind dash, left of steering column)
Hot at all times
Hot at hot at all times all times
Hot in acc or on
Hot in on or start
Ign
Ign sw
Iiurx
Iiutx
Ill out
Interior lights system
Key sw
Key switch & key switch & key lock solenoid key lock solenoid (key switch) (key switch)
Light sw (1st)
Low
M1 6c
M24 (behind left side of dash)
M25 (behind left side of dash)
M33
M34
M77
Meav
Nca
Off
Optical sensor (on top right side of dash)
Out
Pass
Pnk
Power
Rap input
Rap output
Shield
Side of rear parcel shelf)
T/l rly out 1
T/l rly out2
T/l sw1
T/l sw2
Tail/l rly
W/ navigation
W/o navigation

Headlamps Wiring Diagram, without DRL (2 of 2) for Infiniti Q45 2005

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List of elements for Headlamps Wiring Diagram, without DRL (2 of 2) for Infiniti Q45 2005:

12r
13r
25r
26r
Combination meter
E201
E42 (on right front fenderwell, forward of engine room box)
E45
E46
E62 (on left front fenderwell, near engine oil level gauge)
E65
E66 left front combination lamp (headlamp)
Fuse 54 15a
Fuse 55 20a
Fuse 57 20a
Fuse 73 15a
Fuse block (j/b) 1 (behind left end of dash)
Fuse, fusible link & relay block (j/b) (in engine room box)
Fuse, fusible link & relay box (in engine room box)
Headlamp relay 1
Headlamp relay 2
Hid
High
High beam indicator
Hot at all times
Low
M43
Passenger side front door switch (at base of right "b"pillar)
Pnk
Red
Right front combination lamp (headlamp)
Tail lamp relay

HORN

Horn Wiring Diagram for Infiniti Q45 2005

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List of elements for Horn Wiring Diagram for Infiniti Q45 2005:

19r
Body control module (bcm) (behind left kick panel)
Combination switch (spiral cable)
E204
Fuse 56 15a
Fuse, fusible link & relay block (j/b) (in engine room box)
High horn (left front of engine compt)
Horn chirp
Horn relay
Horn switch
Hot at all times
Low horn (at right front radiator support)
M441
M53
Red

INSTRUMENT CLUSTER

Gauges & Indicators Wiring Diagram for Infiniti Q45 2005

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List of elements for Gauges & Indicators Wiring Diagram for Infiniti Q45 2005:

(at fuel tank) fuel level sensor unit & fuel pump
(behind left side of dash) m24
(on front center of engine) oil pressure switch
(under left front door sill) b17
(under right front door sill) b217
(w/ icc/odo/trip meter & a/t indicator) unified meter control unit
+12v
15a
A/t check ind
A/t device
Abs ind
Air bag ind
Air conditioning system
Auto
Auto anti-dazzling inside mirror (compass)
B17 (under left front door sill)
Bat
Belt ind
Body control module (behind left kick panel)
Brake fluid level switch (at left rear of engine compt, on brake fluid reservoir)
Brake ind
Charge ind
Clock
Combination meter
Computer data lines system
Cruise ind (w/o icc)
Door ind
Door sw (as)
Door sw (dr)
Door sw (rl)
Door sw (rr)
Door warn lamp
Driver side front door switch
Driver side front power seat
E201
E24 (on right front strut tower)
Electroinc suspension system
Electronic power steering system
Exterior lights system
Fluorescent lamp
Fuel fuel ind
Fuel gauge
Fuel level sensor
Fuse 1 10a
Fuse 17 10a
Fuse 21 10a
Fuse 6 10a
Fuse 9 10a
Fuse block (j/b) 1 (behind left end of dash)
Gnd
Headlights system
High beam ind
Hot at all times
Hot in acc or on
Hot in on or start
Illum
Ind
Ind out
Interior lights system
Left rear door lock assembly (in left rear door)
Left turn ind
Light (+)
Light (-)
Low
Low tire pressure warning control unit (behind center of dash)
Low volt detection circuit
M114 (behind right side of dash)
M24 (behind left side of dash)
M41
M42
M43
Malfunction indicator lamp ind
Manual
Mode select switch
Nca
Oil ind
Parking brake switch (behind dash, at park brake assembly)
Passenger side front door switch (at base of right "b" pillar)
Pnk
Position select switch
Pre-crash seat belt control unit (right side of luggage compartment)
Red
Right rear door lock assembly (in right rear door)
Right turn ind
Seat belt buckle switch
Seat belt sw (lh)
Seat buckle sw
Set ind (w/o icc)
Slip ind
Speedometer
Sport ind
Starting/ charging system
Stop lamp switch (on bracket, above brake pedal)
Tachometer
Tire pressure ind
Vdc off ind
Vehicle information system circuit
Water temp gauge
Wiper/washer system

Vehicle Information System Wiring Diagram, with Navigation (1 of 2) for Infiniti Q45 2005

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List of elements for Vehicle Information System Wiring Diagram, with Navigation (1 of 2) for Infiniti Q45 2005:

Ac-av
Acc
Acclk
Air conditioning system
Av & navi control unit (under left side of rear parcel shelf)
Av-ac
Av-cn
Av-me
B29
B30
B57 (at center rear of vehicle)
Bat
Body control module (behind left kick panel)
Bus (+)
Bus (-)
Bus shield
Cn-av
Combination meter
Combination switch (spiral cable)
Computer data lines system
Ctrl
Data out
Display
E3 23r
Exterior lights system
Fuse 1 10a
Fuse 15a
Fuse 21 10a
Fuse block (j/b) 1 (behind left end of dash)
Fuse, fusible link & relay box (in engine room box)
Gnd
Hot at all times
Hot in acc or on
Hot in on or start
Ign
Iiurx
Iiutx
Ill out
Low tire pressure warning control unit (behind center of dash)
M1 19b
M114 (behind right side of dash)
M41
M441
M53
Me-av
Multifunction switch
Navigation system
Nca
Pnk
Rear view camera control unit (at center front of truck)
Red
Rgb gnd
Rgb sync
Rvcam
Rx strg
Shield
Sound systems
Speed
Steering switch
Tv +
Tv -
Tv sync
Unified meter control unit

Vehicle Information System Wiring Diagram, with Navigation (2 of 2) for Infiniti Q45 2005

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List of elements for Vehicle Information System Wiring Diagram, with Navigation (2 of 2) for Infiniti Q45 2005:

Acc
Audio out (+)
Audio out (-)
Audio shield
Audio unit
B234
B256 (at right front of trunk)
B57 (at center rear of vehicle)
B69
B71
Batt
Bose speaker amplifier (at center front of trunk)
Bus (+)
Bus (-)
Gnd
M86
M87
Mic in (+)
Mic in (-)
Mic+
Mic-
Microphone (front of roof, under headliner)
Mute
Nca
Phone (+)
Phone (-)
R10
Red
Shield
Voice activated control module (left rear of trunk)

Vehicle Information System Wiring Diagram, without Navigation (1 of 2) for Infiniti Q45 2005

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List of elements for Vehicle Information System Wiring Diagram, without Navigation (1 of 2) for Infiniti Q45 2005:

(behind left side of dash) m25
23r e3
Ac-av
Acc
Acclk
Air conditioning system
Av control unit (behind center of dash)
Av-ac
Av-cn
Av-me
Bat
Body control module (behind left kick panel)
Bus (+)
Bus (-)
Bus shield
Cn-av
Combination meter
Combination switch (spiral cable)
Computer data lines system
Ctrl1
Data out
Display
Exterior lights system
Fuse 1 10a
Fuse 15a
Fuse 21 10a
Fuse block (j/b) 1 (behind left end of dash)
Fuse, fusible link & relay box (in engine room box)
Gnd
Hot at all times
Hot in acc or on
Hot in on or start
Ign
Iirux
Iiutx
Ill
Ill out
Low tire pressure warning control unit (behind center of dash)
M1 19b
M114 (behind right side of dash)
M41
M441
M50
M53
M77
M78
Me-av
Multifunction switch
Navigation system
Nca
Pnk
Rear view camera control unit (at center front of truck)
Red
Rgb gnd
Rgb sync
Rvcam
Rx strg
Shield
Sound systems
Speed
Steering switch
Tv +
Tv -
Tv sync
Unified meter control unit

Vehicle Information System Wiring Diagram, without Navigation (2 of 2) for Infiniti Q45 2005

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List of elements for Vehicle Information System Wiring Diagram, without Navigation (2 of 2) for Infiniti Q45 2005:

Acc
Audio out (+)
Audio out (-)
Audio shield
Audio unit
B234
B256 (at right front of trunk)
B57 (at center rear of vehicle)
B69
B71
Batt
Bose speaker amplifier (at center front of trunk)
Bus (+)
Bus (-)
Gnd
M86
M87
Mic in (+)
Mic in (-)
Mic(+)
Mic(-)
Microphone (front of roof, under headliner)
Mute
Nca
Phone (+)
Phone (-)
R10
Red
Shield
Voice activated control module (left rear of trunk)

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 2) for Infiniti Q45 2005

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List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Infiniti Q45 2005:

(on right front strut tower) e24
10k
12r
1st
20b
26r
2nd
Acc
All off
Auto
B57 (at center rear of vehicle)
Bat
Body control module (bcm) (behind left kick panel)
Combination switch
Computer data lines system
D/mirror lamp
Data line
Door mirror lamp (driver side) (foot well)
Door mirror lamp (passenger side) (foot well)
Door sw (as)
Door sw (dr)
Door sw (rl)
Door sw (rr)
E201
Full
Fuse 1 10a
Fuse 10a
Fuse 54 15a
Fuse 6 10a
Fuse 8 10a
Fuse block (j/b) 1 (behind left end of dash)
Fuse block (j/b) 2 (behind right kick panel)
Fuse, fusible link & relay block (j/b) (in engine room box)
Gnd
Gnd1
Gnd2
Half
Headlamp battery saver control unit (behind dash, left of steering column)
Hot at all times
Hot at all times
Hot in on or start
Ign
Ign key ill
Ign sw
Ignition key hole illumination
Iiurx
Instrument illumination circuit
Iutx
Key sw
Key switch & key lock solenoid (key switch)
Left front door switch
Left personal lamp
Light sw (1st)
M115 (behind right side of dash)
M145
M24 (behind left side of dash)
M25 (behind left side of dash)
M33
M34
M55
Map/l (lh)
Map/l (rh)
Navigation system
Off
Personal lamp (rl)
Personal lamp (rr)
Personal lamp sw
Pnk
Rear interior lamp
Right front door switch
Right personal lamp
T/l rly out1
T/l rly out2
T/l sw1
T/l sw2
Tail/l rly
Taillamp relay
Total ill
Trunk lid striker switch (above center of rear bumper)
Trunk room lamp
Trunk, tailgate, fuel doors system

Courtesy Lamps Wiring Diagram (2 of 2) for Infiniti Q45 2005

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List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Infiniti Q45 2005:

Auto
B17 (under left front door sill)
B217 (under right front door sill)
Bat (c/b)
Circuit breaker
Console lamp
D38
D39
D58
D59
D78
D79
Data line a3
Driver door control unit (in driver's door)
Driver side front step lamp
E201
E24 (on right front strut tower)
Front interior lamp
Fuse 21 10a
Fuse 3 10a
Fuse block (j/b) 1 (behind left end of dash)
Gnd
Hot at all times
Hot in acc or on
Instrument illumination circuit
Interior lamp illumination switch
Left front door lock actuator (door unlock sensor) (in driver's door)
Left map light
Left rear door control unit (in left rear door)
Left rear door lock assembly (door switch) (in left rear door)
Left rear step lamp
Local data line
Locked
M114 (behind right side of dash)
M24 (behind left side of dash)
Off
Passenger door control unit (in front passenger's door)
Passenger side front step lamp
Red
Right map light
Right rear door control unit (in right rear door)
Right rear door lock assembly (door switch) (in right rear door)
Right rear step lamp
Step/l
Unlock sens
Unlocked
Vanity mirror lamp (driver side)
Vanity mirror lamp (passenger side)

Instrument Illumination Wiring Diagram (1 of 3) for Infiniti Q45 2005

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List of elements for Instrument Illumination Wiring Diagram (1 of 3) for Infiniti Q45 2005:

(behind left kick panel) body control module
10k
12r
1st
20b
26r
2nd
Auto
Auto return cancel switch (illum)
Bat
Comb sw (auto)
Combination meter
Combination switch (light switch)
Console box lamp
Console lamp
Courtesy lamps circuit
Diode
Door sw (as)
Door sw (dr)
Driver side front door switch
E201
Exterior lights system
Fluorescent lamp
Front interior lamp
Fuse 1 10a
Fuse 54 15a
Fuse 6 10a
Fuse 8 10a
Fuse 9 10a
Fuse block (j/b) 1 (behind left end of dash)
Fuse, fusible link & relay block (in engine room box)
Gnd1
Gnd2
Headlamp battery saver control unit (behind dash, left of steering column)
Hot at all times
Hot in on or start
Ign sw
Ill out
Light sw (1st)
M114 (behind right side of dash)
M115 (behind right side of dash)
M24 (behind left side of dash)
M25 (behind left side of dash)
M33
M34
M41
M42
M43
M55
Off
Passenger side front door switch (at base of right "b" pillar)
Rap input
Rap output
Rear control switch (illum)
Rear sunshade rear switch (illum)
T/l rly out 1
T/l rly out 2
T/l sw 1
T/l sw 2
Taillamp relay
Tal/l rly
Unified meter control unit

Instrument Illumination Wiring Diagram (2 of 3) for Infiniti Q45 2005

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List of elements for Instrument Illumination Wiring Diagram (2 of 3) for Infiniti Q45 2005:

(behind right rear wheel well) rear sunshade cancel relay
(behind right side of dash) m114
(behind right side of dash) m115
A/t device (illum)
Active damper suspension select switch (illum)
Ashtray
Audio unit (illum)
Cigarette lighter socket
Clock (illum)
Ctrl illumi
Driver side heated seat switch (illum)
Front cigarette lighter (illum)
Glove box lamp
Hazard switch (illum)
Light(+)
Light(-)
Lighting sw
Multifunction switch (illum)
Passenger side heated seat switch (illum)
Vdc off switch (illum)

Instrument Illumination Wiring Diagram (3 of 3) for Infiniti Q45 2005

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List of elements for Instrument Illumination Wiring Diagram (3 of 3) for Infiniti Q45 2005:

(behind left side of dash) m25
B17 (under left front door sill)
B217 (under right front door sill)
Cd auto changer (illum)
Climate controlled seat switch (illum)
Climate controlled seat temperature dial (illum)
Door lock & unlock switch
Door lock/ unlock switch
Driver door control unit (in driver's door)
Driver side front power seat
Front power window sub auto switch
Front rear sunshade switch (illum)
Front window main auto sw
Ill
Ill cont
Illumination control switch
L1a
L2a
Left rear ashtray (illumination)
Left rear power seat switch (illum)
Passenger door control unit (illum) (in front passenger's door)
Passenger side front power seat
Power window main switch (illum)
Rear control cancel switch
Red
Right rear ashtray (illumination)
Right rear power seat switch (illum)

MEMORY SYSTEMS

Memory Systems Wiring Diagram (1 of 3) for Infiniti Q45 2005

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List of elements for Memory Systems Wiring Diagram (1 of 3) for Infiniti Q45 2005:

(behind left side of dash) m24
20b
A/d batt
A/d gnd
A/t device (detention switch (key))
Acc
Adp steering switch
Back
Batt
Bcm (behind left kick panel)
Circuit breaker 1
Circuit breaker 2
Computer data lines system
Data line 3
Data line a1
Data line a2
Detent switch
Door sw
Exterior lights system
For
Front door switch (driver side)
Fuse 10a
Fuse block (j/b) 1 (behind left end of dash)
Fuse block (j/b) 2 (behind right kick panel)
Gnd
Hot at all times
Hot in acc or on
Hot in on or start
Hot in start
Ign
Instrument cluster system
Iurx
Iutx
Key switch
Key switch & key lock solenoid (key switch)
M145
M24 (behind left side of dash)
M25 (behind left side of dash)
Mem 1
Mem 1 sw
Mem 2
Mem 2 sw
Mirror sw down
Mirror sw left
Mirror sw right
Mirror sw up
Pnk
Red
Rev lamp sw
Seat memory switch
Select sw left
Select sw right
Set sw
Tele motor
Tele signal
Tele sw (fr)
Tele sw (rr)
Tele switch
Telescopic motor (at right side of steering column)
Telescopic sensor (at right side of steering column)
Tilt motor
Tilt motor (at right side of steering column)
Tilt sens
Tilt sensor (at right side of steering column)
Tilt sw dwn
Tilt sw up
Tilt switch
Tilt/tele 5v
Vsp

Memory Systems Wiring Diagram (2 of 3) for Infiniti Q45 2005

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List of elements for Memory Systems Wiring Diagram (2 of 3) for Infiniti Q45 2005:

(behind left side of dash) m24
(behind left side of dash) m25
(behind right side of dash) m114
Bat
Change- over switch
Computer data lines system
Data line a2
Data line a3
Door mirror remote control switch
Down
Driver side door mirror actuator
Driver side door mirror control unit (in driver's door)
Gnd
Interior lights system
Left
Mirror motor
Mirror sens (left/right)
Mirror sens (up/down)
Mirror switch
Motor (left/right)
Motor (up/down)
Passenger side door mirror actuator
Passengers side door mirror control unit (in front passenger's door)
Pnk
Red
Right
Sensor (left/right)
Sensor gnd
Sensor power
Sensor pwr

Memory Systems Wiring Diagram (3 of 3) for Infiniti Q45 2005

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List of elements for Memory Systems Wiring Diagram (3 of 3) for Infiniti Q45 2005:

14a
15b
16a
32a
32b
32c
B142
B143
B162
B17 (under left front door sill)
Back
Bat
Batt
Bwd
Data line a1
Down
Driver side power seat switch
Driver side sliding motor
Driver's seat control unit (under driver's seat)
Driver's side reclining motor
For
Front lifting motor (driver side)
Frt lift dwn
Frt lift up
Frt pulse sw
Frt reclin mtr
Frt reclin sw
Frt slide mtr
Frt slide sw
Fwd
Gnd
Left rear power seat
Left rear power seat control unit
Lifting sensor
Lumbar support motor
Pnk
Pulse sw gnd
Rear lifting motor (driver side)
Reclin puls sw
Recline switch
Red
Rr lft up
Rr lift dwn
Rr lift up
Rr pulse sw
Rr reclin mtr
Rr reclin sw
Rr slide mtr
Rr slide sw
Slide pulse sw
Slide switch
Switch frt lift dn
Switch lumbar
Switch rear lift dn

NAVIGATION

Navigation Wiring Diagram (1 of 2) for Infiniti Q45 2005

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List of elements for Navigation Wiring Diagram (1 of 2) for Infiniti Q45 2005:

(not used pins are not shown)
12r
19b
20b
23r
26r
A/c auto amplifier
A/c-av (fr tx)
Ac-av
Acc
Acclk
Av & navi control unit (under left side of rear parcel shelf)
Av-a/c (fr rx)
Av-ac
Av-cn
Av-me
B188
B231
B233
B234
B29
B30
B57 (at center rear of vehicle)
Bat
Bose speaker amplifier (at center front of trunk)
Bus shield
Bus+
Bus-
Clk (fr)
Cn-av
Comm sig +
Comm sig -
Display
Exterior lights system
Fr-sp lh +
Fr-sp lh -
Fuse 10a
Fuse 15a
Fuse block (j/b) 1 (behind left end of dash)
Fuse, fusible link & relay block (j/b) (in engine room box)
Gnd
Gps ant gnd
Gps antenna
Gps sig
Hot at all times
Hot in acc or on
Hot in on or start
Ign
Ill
Instrument cluster system (voice activated control module)
Left front door speaker
M114 (behind right side of dash)
M119
Me-av
Multi- function switch
Navi +
Navi -
Nca
Pnk
Rear camera circuit
Red
Rgb gnd
Rgb sync
Rvcam
Shield
Speed
Tail lamp relay
Voice +
Voice -

Navigation Wiring Diagram (2 of 2) for Infiniti Q45 2005

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List of elements for Navigation Wiring Diagram (2 of 2) for Infiniti Q45 2005:

(behind right side of dash) m115
1st
2nd
A/t assembly
Auto
Backup lamp relay
Bat
Body control module (bcm) (behind left kick panel)
Comb sw
Combination meter
Combination switch (lighting switch)
Computer data lines system
Data link connector (under left side of dash)
Exterior lights system
Fuse, fusible link & relay block (j/b) (in engine room box)
Gnd1
Gnd2
Headlamp battery saver control unit (behind dash, left of steering column)
Ign sw
Iiurx
Iiutx
Ill out
M24 (behind left side of dash)
M25 (behind left side of dash)
M33
M34
M41
M43
M55
Nca
Off
Pnk
Rap input
Rap output
Red
Rev lamp rly f502
T/l rly out1
T/l rly out2
T/l sw1
T/l sw2
Tail/l rly
Transmission control module (tcm)
Unified meter control unit

Rear Camera Wiring Diagram for Infiniti Q45 2005

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List of elements for Rear Camera Wiring Diagram for Infiniti Q45 2005:

(at center front of trunk)
(in fuse, fusible link & relay box)
A/t assembly
Acc
Av control unit (w/o navigation) (behind center of dash) av & navi control unit (w/ navigation) (under left side of rear parcel shelf)
B256 (at right front of trunk)
B29
B30
Back-up lamp relay
Bus shield
Bus+
Bus-
Camera 6v
Camera on
Camera+
Camera-
Compo sync
Compo+
Compo-
Control 1
Display
Exterior lights system
F502
Fuse 10a
Fuse 15a
Fuse block (j/b) 1 (behind left end of dash)
Fuse, fusible link & relay block(j/b) (in engine room box)
Gnd
Hot at all times
Hot in acc or on
Hot in on or start
M77
M78
Nca
Rear view camera
Rear view camera control unit
Red
Rev
Rev lamp rly
Rv cam
Shield
Transmission control module
Tv sync
Tv+
Tv-
W/ navigation
W/o navigation

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 3) for Infiniti Q45 2005

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List of elements for Power Distribution Wiring Diagram (1 of 3) for Infiniti Q45 2005:

16r
20r
22r
23r
27r
28r
29r
33r
35r
36r
Air condi- tioner relay
Air conditioning system
Anti-lock brakes system
B201
Battery
Blower relay
Cooling fans system
Cruise control system
E215
E24 (on right front strut tower)
Ecm relay
Engine control & computer data lines systems
Engine controls, memory, door locks, shift interlock, interior lights, power windows, warning & anti-theft systems
From fuse 13 (diagram 2 of 3)
From fuse 21 (diagram 2 of 3)
From ignition switch (diagram 2 of 3)
Fuel pump relay
Fuse 10a
Fuse 15a
Fuse 20a
Fuse block (j/b) 2 (behind right kick panel)
Fuse, fusible link & relay block (j/b) (in engine room box)
Fuse, fusible link & relay box (in engine room box)
Fusi- ble link d 30a
Fusi- ble link k 50a
Fusible link b 50a
Fusible link c 50a
Fusible link e 40a
Fusible link f 30a
Fusible link g 50a
Fusible link h 40a
Fusible link i 40a
Fusible link j 30a
Fusible link l 50a
Headlamp relay 1
Headlamp relay 2
Headlights system
Horn relay
Ignition relay
M114 (behind right side of dash)
M143
M144
M145
Nca
Phone handset
Red
Seats system
Sound & navigation systems
Sound systems
Starting/ charging system
Tail lamp relay
Throttle control motor relay
To fuse block (j/b) 1 (diagram 2 of 3)
To fuse block (j/b) 1 (diagram 3 of 3)
To fuse block 1 (diagram 2 of 3)
To ignition switch (diagram 2 of 3)
Transmissions system
Warning system
Wiper/ washer & cruise control systems

Power Distribution Wiring Diagram (2 of 3) for Infiniti Q45 2005

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List of elements for Power Distribution Wiring Diagram (2 of 3) for Infiniti Q45 2005:

(at right side of engine comp)
10a
10c
19b
20b
Acc
Accessory relay
Air conditioning system
Air conditioning, defogger, power windows, interior lights, sound & phone handset systems
Circuit breaker
Cruise control systems
E201
E202
E24 (on right front strut tower)
Electronic mufflers, defogger & seats systems
Electronic suspension & anti-lock brakes systems
Engine controls system
Exterior lights system
From fusible c link g (diagram 1 of 3)
From fusible link c (diagram 1 of 3)
From ignition relay (diagram 1 of 3)
Front cigarette lighter socket
Front power socket
Fuse 10a
Fuse 15a
Fuse 20a
Fuse block
Fuse block (j/b) 1 (behind left end of dash)
Headlights system
Ign
Ignition switch
Lock
M114 (behind right side of dash)
Memory & computer data lines systems
Mirrors & wiper/washer systems
Off
Pnk
Power tops, door locks, anti-theft, defogger, power windows, seats, headlights, exterior lights, interior lights, warning, memory, wiper/washer, navigation & computer data lines systems
Red
Seats system
Shift interlock & engine controls systems
Start
Starting/ charging system
To blower relay (diagram 1 of 3)
To fuel pump relay (diagram 1 of 3)
To fuse block (j/b) 1 (diagram 3 0f 3)
To ignition relay (diagram 1 of 3)
Warning, memory, air conditioning, headlights, interior light, instrument cluster, computer data lines, sound, navigation & anti-theft systems
Warning, navigation, instrument cluster & cruise control systems

Power Distribution Wiring Diagram (3 of 3) for Infiniti Q45 2005

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List of elements for Power Distribution Wiring Diagram (3 of 3) for Infiniti Q45 2005:

(diagram 2 of 3)
10k
11b
Circuit breaker
Defogger system
Door locks, anti-theft, power windows, computer data lines & interior lights systems
E203
Engine controls, shift interlock, electronic suspension, exterior lights, transmissions, cruise control & anti-lock brakes systems
Engine controls, transmissions, electronic suspension, anti-lock brakes, anti-theft, interior lights, air conditioning, instrument cluster, warning, navigation, headlights & phone handset systems
Exterior lights system
From accessory relay k
From fusible link h (diagram 1 of 3)
Fuse 10a
Fuse 15a
Fuse 20a
Fuse block (j/b) 1 (behind left end of dash)
Homelink universal transmitter & interior lights systems
Interior lights system
Memory & computer data lines systems
Power tops, door locks, anti-theft, power windows, interior lights & computer data lines systems
Seats & computer data lines systems
Shift interlock system
Shift interlock, mirrors, interior lights & computer data lines systems
Trunk lid opener relay
Trunk, tailgate, fuel doors & door locks systems
Trunk, tailgate, fuel doors, power tops, door locks, anti-theft, defogger, power windows, interior lights, mirrors, memory, headlights, warning, wiper/washer & computer data lines systems