All Wiring Diagrams for Infiniti Q45 2000

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Infiniti Q45 2000

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Infiniti Q45 2000:

16b
20% fre
20% fre fre
A/c auto amplifier (behind dash, on left side of center console)
A/c control unit (center of dash)
Acc
Amb sens
Ambient sensor (a/c) (front of eng compt, between cooling fans)
Bat
Blower motor
Clk (fr)
Close
Combination meter
Comp on comp on
Defogger system
Fan control amplifier (behind right side of dash)
Fan f/b
Fan gate
Ficd
Fre
Fre(+) rec(-)
Fre(-) rec(+)
Fuse 10a
Fuse 15a
Fuse 7.5a
Fuse block (behind left side of dash)
G100 (left front of engine compt)
G101 (right front of engine compt)
G200 (left kick panel)
G201 (right side of dash)
Gnd
Hot at all times
Hot in acc or on
Hot in on or start
Ign
Ill
In-vehicle sensor (at right of steering column)
Incar sens
Intake door motor (under right side of dash, on intake unit)
Intake sens
Intake sensor (behind right side of dash)
Interior lights system
Joint connector 1 (near fuse block)
Joint connector 11 (behind top center of dash, taped to harness)
Joint connector 5 (behind upper right side of dash, taped to harness)
Lan-sig
Light
Mode door motor (behind left side of center console, on heater unit)
Open
Open/close
Pnk
Rear vent door motor (behind left front side of center console)
Rec
Rec 20% fre
Rec fre
Red
Rr def
Rr/def f/b
Rx (fr)
Sck
Sens gnd
Speed sens
Speed sig
Sun sens
Sunload sensor (on right defroster grille)
Thermal transmitter (on top front center of engine)
Tx (fr)
Vactr
W/t sens

Automatic A/C Wiring Diagram (2 of 2) for Infiniti Q45 2000

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List of elements for Automatic A/C Wiring Diagram (2 of 2) for Infiniti Q45 2000:

A/c rly
Air conditioner relay (at right rear corner of engine compt, behind strut tower)
Air mix door motor (behind left side of center console, on heater unit)
Arcon
Bi-level door motor (behind right center of dash, on heater unit)
Compressor
Cooling fan motor 1
Cooling fan motor 2
Cooling fan relay 1 (in fuse, fusible link & relay box)
Cooling fan relay 2 (in fuse, fusible link & relay box)
Cooling fan relay 3 (at right front corner of engine compt, near left side of battery)
Eccs control module (ecm) (behind right kick panel)
Fuse 10a
Fuse 7.5a
Fuse block (behind left side of dash)
Fuse f 40a
Fuse i 40a
Fuse, fusible link & relay box (in right front side of eng compt, near battery)
G100 (left front of engine compt)
G101 (right front of engine compt)
Hot at all times
Hot in on or start
Lo hi norm
Pnk
Red
Rfm1
Rfm2
Ta sw
Triple-pressure switch (at left front of engine compt, on a/c liquid tank)

ANTI-LOCK BRAKES

Anti-lock Brake Wiring Diagrams (1 of 2) for Infiniti Q45 2000

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List of elements for Anti-lock Brake Wiring Diagrams (1 of 2) for Infiniti Q45 2000:

(behind right kick panel) throttle motor relay
(left end of dash) g202
16b
Abs actr mon
Abs actr rly
Abs mtr mon
Abs mtr rly
Abs w/l
Abs/tcs control unit (behind right side of dash)
Ascd (cruise) control unit (behind dash, left of steering column)
Bus-b
Computer data lines system
Consult rx
Consult tx
Diag-l
Dkr
Dkv
Eccs tach
Fuse 28 10a
Fuse 30 10a
Fuse 31 7.5a
Fuse 34 7.5a
Fuse 37 15a
Fuse 4 7.5a
Fuse 56 15a
Fuse block (behind left side of dash)
Fuse j 30a
Fuse k 30a
Fuse, fusible link & relay box (right front side of engine compt, near battery)
G203 (right kick panel)
Grd
Grd-lan
Hot at all times
Hot in on or start
Hot in start
Joint connector 1 (behind left side of dash)
Joint connector 6 (upper right side of dash)
Left front wheel sensor
Left rear wheel sensor
Lft frt in
Lft frt out
Lft frt sens
Lft rr sens
Nca
Pnk
Red
Right front wheel sensor
Right rear wheel sensor
Rr in sol
Rr out sol
Rt frt in
Rt frt out
Rt frt sens
Rt rr sens
Slip ind
Stop lamp switch (brake pedal bracket)
Stop sw
Tcs active
Tcs off ind
Tcs sw
Tcs switch
Transmission control module (left kick panel)
Vign

Anti-lock Brake Wiring Diagrams (2 of 2) for Infiniti Q45 2000

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List of elements for Anti-lock Brake Wiring Diagrams (2 of 2) for Infiniti Q45 2000:

(front of engine) g125
Abs actuator (right rear of engine compt, behind strut tower)
Abs ind
Battery
Combination meter
Computer data lines system
Diode
Dkr
Dkv
Ecm (eccs) control module (right kick panel)
G100 (front of left front fender)
G125 (front of engine)
Gnd
Gnd-a
Gnd-c
Gnd-p
Joint connector 1 (behind left side of dash)
Joint connector 8 (behind left kick panel)
Lan
Motor 1
Motor 2
Motor relay
Nca
Neutral
Pnk
Red
Sci clk
Sci rx
Sci tx
Secondary throttle position sensor (on throttle body)
Senp
Slip ind
Solenoid valve relay
St sw
Stps
Stps out
T/m relay
Tac module (behind right kick panel)
Tach signal input
Tacho
Tcs off ind
Tcs sw
Throttle motor (on throttle body)
Transmissions system
Tvo0
Tvo1
Vign

ANTI-THEFT

Anti-theft Wiring Diagram for Infiniti Q45 2000

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List of elements for Anti-theft Wiring Diagram for Infiniti Q45 2000:

(behind upper left side of dash) joint connector 4
(front of left front fender) g100
(left front door sill) g309
(right end of dash) g201
16b
18b
37k
44r
63k
A/d ground
Accessory
Ant
Battery
Between full stroke & neutral
Body control module (bcm) (behind dash, right of steering column)
Circuit breaker 1 (behind left kick panel)
Circuit breaker 2 (behind left kick panel)
Data line a1
Data line a2
Door lock
Door locks system
Door switch
Door switich
Door unlock
Driver's door control unit (inside left front door)
Driver's door switch
Exterior lights system
Front passenger's door switch
Full stroke
Fuse 10a
Fuse 7.5a
Fuse block (j/b) (behind left side of dash)
G201 (right end of dash)
G202 (left end of dash)
G309 (left front door sill)
G316 (right front door sill)
Gnd
Ground
Hazard
Head- lights system
Hood switch
Horns system
Hot at all times
Hot in on or accy
Hot in on or start
Hot in start
Ignition
Immobilizer circuit
Joint connector 1 (behind left side of dash, near fuse box)
Joint connector 12 (behind top center of dash, taped to harness)
Joint connector 3 (behind left side of dash, near fuse box)
Key switch
Key switch (ignition switch assy)
Left rear door control unit (inside left rear door)
Left rear door switch
Lock switch
Memory systems
Multi-remote control relay (right front corner of luggage compt)
Nca
Passenger's door control unit (inside right front door)
Pnk
Red
Right rear door control unit (inside right rear door)
Right rear door switch
Seats system
Security indicator
Start
Theft ind
Theft relay
Theft warning horn (left rear of engine compt)
Theft warning horn relay (in luggage compt)
Theft warning lamp relay (in fuse block)
Trunk lid key cylinder switch
Trunk room lamp switch
Trunk switch
Trunk unlk sw
Unlock sens
Unlock switch
Window antenna

Immobilizer Wiring Diagram (NATS) for Infiniti Q45 2000

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List of elements for Immobilizer Wiring Diagram (NATS) for Infiniti Q45 2000:

(behind dash, right of steering column)
(front of engine)
16b
18b
Air conditioning system
Body control module
Ecm (eccs) control module (behind right kick panel)
Fuse 28 10a
Fuse 32 7.5a
Fuse 57 7.5a
Fuse block (j/b) (behind left side of dash)
Fuse, fusible link & relay box (near battery)
G125
Hot at all times
Hot in on or start
Joint connector 1 (behind left side of dash, near fuse block)
Joint connector 3 (behind left side of dash, near fuse block(
Joint connector 6 (behind upper right side of dash, taped to harness)
Nats antenna amp (in ignition key cylinder)
Nats immu (under front of center console, near ashtray)
Red
Security indicator

BODY COMPUTER

Body Computer Wiring Diagrams for Infiniti Q45 2000

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List of elements for Body Computer Wiring Diagrams for Infiniti Q45 2000:

18b
A/d batt
A/d gnd
A/d grd
Acc
Ant
Anti-theft system
Auto sens
Batt
Belt sw
Body control module (bcm) (behind dash, right of steering column)
Cancel sw
Chime
Circuit breaker 2 (behind left kick panel)
Combo sw
Computer data lines system
Console lt
Data line a1
Data line a2
Data line a3
Data link connector (consult) (under left side of dash, near hood release handle)
Defog rly
Defog sw
Defoggers system
Detent sw
Door locks system
Door sw
Door warn
Exterior lights system
Foot light
Fuse 14 7.5a
Fuse 23 7.5a
Fuse 32 7.5a
Fuse 34 7.5a
Fuse block (j/b) (behind left side of dash)
G201 (right end of dash)
G202 (left end of dash)
Gnd
Hazard
Hdlt relay
Headlights system
Hood sw
Hot at all times
Hot in accy or on
Hot in on or start
Hot in start
Ign
Ign key
Instrument cluster system
Int (vr)
Int lights
Interior lights system
Joint connector 12 (behind top center of dash)
Joint connector 2 (behind left side of dash, near fuse block)
Joint connector 3 (behind left side of dash, near fuse block)
Joint connector 4 (behind upper left side of dash)
Joint connector 8 (behind left kick panel)
Key switch
Light sw
Map light
Mem ind 1
Mem ind 2
Mem sw 1
Mem sw 2
Memory systems
Nca
Pers light
Pnk
Power tops system
Red
Sec ind
Set sw
Sunrf timer
T/coord
Tail relay
Tele motor
Tele sens
Tele sw
Theft
Tilt motor
Tilt sens
Tilt sw
Tilt/tele
Trunk open
Trunk release system
Trunk sw
Trunk unlk
Unlock sw
Vsp
Warning systems
Wash sw
Wiper amp
Wiper park
Wiper/washer system
Wipr int sw

COMPUTER DATA LINES

Computer Data Lines for Infiniti Q45 2000

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List of elements for Computer Data Lines for Infiniti Q45 2000:

10k
Abs/tcs control unit (behind right side of dash)
Air bag diagnosis sensor unit (under rear of center console)
Ascd control unit (behind dash, left of steering column)
Body control module (bcm) (behind dash, right of steering column)
Clock (hhc)
Consult rx
Consult tx
Csr
Cst
Data link connector (dlc) (under left side of dash, near hood lock release handle)
Diagnostic-l
Eccs control module (ecm) (behind right kick panel)
Fuse 2 10a
Fuse 57 7.5a
Fuse block (behind left side of dash)
Fuse, fusible link & relay box (near battery)
G100 (front of left front fender)
G101 (front of right front fender)
G125 (front of engine)
Gst
Hot at all times
Hot in on or start
J/c 2 (behind left side of dash)
J/c 6 (behind upper right side of dash)
J/c 8 (behind left kick panel)
Pnk
Power steering control unit (behind dash, right side of center console)
Red
Rx (hhc)
Sci clk
Sci rx
Sci tx
Sol
Sss in (rx)
Sss out (tx)
Sss rx
Sss tx
Tac module (behind right kick panel)
Transmission (tcm) control module (behind left kick panel)
Tx (hhc)

COOLING FAN

Cooling Fan Wiring Diagram for Infiniti Q45 2000

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List of elements for Cooling Fan Wiring Diagram for Infiniti Q45 2000:

Cooling fan motor 1
Cooling fan motor 2
Cooling fan relay 1 (in fuse & fusible link relay box)
Cooling fan relay 2 (in fuse & fusible link relay box)
Cooling fan relay 3 (in fuse & fusible link relay box)
Eccs control module (behind right kick panel)
Fuse & fusible link relay box
Fuse 10a
Fuse block (j/b)
Fuse f 30a
Fuse i 30a
G100 (left front of engine compt)
G101 (right front of engine compt)
Hot at all times
Hot in on or start
Rfrh
Rfrl
Triple- pressure switch (left front of engine compt)

CRUISE CONTROL

Cruise Control Wiring Diagram for Infiniti Q45 2000

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List of elements for Cruise Control Wiring Diagram for Infiniti Q45 2000:

(1999)
(2000)
(2001)
13h
17b
Abs/tcs control unit (behind right side of dash)
Air valve
Ascd brake switch (on bracket, above brake pedal)
Ascd control unit (behind dash, left of steering column)
Ascd hold unit (behind dash, right of steering column)
Ascd pump (at left rear corner of engine compt)
Ascd steering wheel switch
Cancel
Clock
Combination meter
Cruise ind
Cruise lamp
Data link connector (under left side of dash, beside hood lock release handle)
Diode (under carpet, near driver's door sill)
Engine controls system
Fuse 18 10a
Fuse 32 7.5a
Fuse 37 15a
Fuse 64 15a
Fuse block
Fuse, fusible link & relay box
G101 (front of right front fender)
G202 (left end of dash)
Ground
Horn relay (in fuse, fusible link & relay box)
Hot at all times
Hot in on or start
Ignition
Joint conn- ector 2 (near fuse block)
Joint connector 1 (behind left side of dash, near fuse block)
Joint connector 7 (behind left kick panel)
Joint connector 8 (behind left kick panel)
Main out
Main sw
Main switch
Nc brake sw
Nca
No brake sw
O/d cancel
Park/neutral position relay (in fuse, fusible link & relay box)
Park/neutral position switch (right side of transmission)
Pnk
Pump pwr
Red
Release valve
Res/acc sw
Resume/ accel
Set ind
Set/ coast
Set/coast sw
Speed sens
Speed sig out
Spiral cable
Stoplight switch (on bracket above brake pedal)
Tcs
Transmission control module (behind left kick panel)
Vac motor

DEFOGGERS

Defogger Wiring Diagram for Infiniti Q45 2000

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List of elements for Defogger Wiring Diagram for Infiniti Q45 2000:

(left end of dash) g202
(right end of dash) g201
18b
A/c control unit
Air conditioning system
Body control module (behind dash, right of steering column)
Condenser
Def sw
Door mirror defogger relay (behind left kick panel)
Driver's door mirror defogger
Fuse 32 7.5a
Fuse 38 15a
Fuse 39 15a
Fuse 9 7.5a
Fuse block (j/b) (behind left side of dash)
G201 (right end of dash)
G202 (left end of dash)
G309 (left front door sill)
Grd
Hot at all times
Hot in on or start
Hot in or or accy
Ignition
Joint connector 3 (behind left side of dash, near fuse block)
Passenger's door mirror defogger
Rear defog
Rear window defogger
Rear window defogger relay (behind left kick panel)
Rear window defogger switch

ELECTRONIC POWER STEERING

Electronic Power Steering Wiring Diagram for Infiniti Q45 2000

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List of elements for Electronic Power Steering Wiring Diagram for Infiniti Q45 2000:

1997-2000
1997-99
1998-2001
Combination meter
Data link connector (consult) (under left side of dash, beside hood release)
Engine control module (ecm) (behind right kick panel)
Fuse 30 10a
Fuse block (j/b)
G100 (front of left front fender)
G202 (left end of dash)
Grd
Hot in on or start
Joint connector 6 (behind upper right side of dash)
Joint connector 8 (behind left kick panel)
Power steering control unit (behind dash, right side of center console)
Power steering solenoid valve (on steering rack assembly)
Red
Sol
Tach
Vign
Vsp
Vss out

ELECTRONIC SUSPENSION

Electronic Suspension Wiring Diagram for Infiniti Q45 2000

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List of elements for Electronic Suspension Wiring Diagram for Infiniti Q45 2000:

(2000 only)
(left front of trunk) g400
16b
Active damper suspension control unit (under left side of rear package shelf)
Active damper suspension select switch
Actr lf b
B89
B90
Bat
Combination meter
Data link connector (under left side of dash, near hood lock release handle)
Eccs control module (behind right kick panel)
Electronic power steering system
Eps sol
Fpc conn
Fr com actr
Front vertical g sensor (near driver's side lower instrument panel)
Fuse 28 10a
Fuse 30 10a
Fuse 37 15a
Fuse 4 7.5a
Fuse block (behind left side of dash)
G sens f gnd
G sens f in
G sens lr in
G sens rr in
G101 (front of right front fender)
G102 (left front shock tower)
G103 (right front shock tower)
G202 (left end of dash)
G309 (left front door sill)
G316 (right front door sill)
Gnd 1
Gnd 2
Gnd 3
Gsens f pwr
Hot at all times
Hot in on or start
Ign 1
Ign 2
Ign 3
Ign 4
Ind
Interior lights system
Joint connector (behind left side of dash)
Joint connector 8 (left kick panel)
Left front shock absorber actuator
Left rear shock absorber actuator
Left rear vertical g sensor (2000 only) (left front side of luggage compartment)
Lf actr a
Lf actr b
Lr actr a
Lr actr b
Pnk
Power steering solenoid vavle (on steering rack assembly)
Red
Rf actr a
Rf actr b
Right front shock absorber actuator
Right rear shock absorber actuator
Right rear vertical g sensor (right front side of luggage compartment)
Rr actr a
Rr actr b
Rr actr com
Select
Solid state
Speed sens
Sport ind
Steering wheel angle sensor (at top of steering column)
Stop sw
Stop- light switch (on bracket above brake pedal)
Strg sen 1
Strg sen 2
Strg sen neu
Tacho
Transmission control system

ENGINE PERFORMANCE

4.1L

4.1L, Engine Performance Wiring Diagrams (1 of 4) for Infiniti Q45 2000

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List of elements for 4.1L, Engine Performance Wiring Diagrams (1 of 4) for Infiniti Q45 2000:

(30-33 not used)
(37-40 not used)
(front of right front fender)
(on left front side of eng, forward of left throttle body) iacv-aac valve
Air conditioning system
Check connector (in right rear of eng compt)
Cooling fans system
Eccs control module (ecm) (behind right kick panel)
Evap canister purge control solenoid valve (on top right rear of eng)
Evap canister purge volume control solenoid valve (on top right rear of eng)
Evap canister vent control valve (under right rear of vehicle, on evap canister)
G101
Iacv-ficd solenoid valve (left front side of eng compt, forward of throttle body)
Ignition coils
Instrument cluster system
Map/baro switch solenoid valve (on top center rear of eng)
Pnk
Power steering oil pressure switch (on power steering high pressure tube)
Red
Resistor (behind right kick panel)
Vacuum cut valve bypass valve (under right rear of vehicle, forward of evap canister)

4.1L, Engine Performance Wiring Diagrams (2 of 4) for Infiniti Q45 2000

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List of elements for 4.1L, Engine Performance Wiring Diagrams (2 of 4) for Infiniti Q45 2000:

tac module (behind right kick panel)
(on inlet of left catalytic converter) left front heated oxygen sensor
(on inlet of right catalytic converter) right front heated oxygen sensor
(on outlet of left catalytic converter) left rear heated oxygen sensor
(on outlet of right catalytic converter) right rear heated oxygen sensor
Camshaft posi- tion sensor (on front of left cylinder head)
Crankshaft position sensor (bottom right side of transmission bellhousing)
Egrc solenoid valve (top center rear of engine)
F75
Fuel injectors
Fuse 10a
Fuse block
Hot in on or start
Left intake valve timing control solenoid valve (on top front of left cylinder head)
Mass air- flow sensor (between air duct & air cleaner housing)
Nca
Pnk
Red
Right intake valve timing control solenoid valve (on top front of right cylinder head)
Secondary throttle position sensor (on throttle body, next to air duct)

4.1L, Engine Performance Wiring Diagrams (3 of 4) for Infiniti Q45 2000

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List of elements for 4.1L, Engine Performance Wiring Diagrams (3 of 4) for Infiniti Q45 2000:

(above left rear wheelwell, taped to harness) condenser
(behind right kick panel) fuel pump relay
(front of left front fender)
(in fuel tank) fuel pump
(on left side of luggage compt) fuel pump control module
(on right side of firewall) absolute pressure sensor
(right side of luggage compt) dropping resistor
12g
15b
Anti-lock brakes system
Engine coolant temperature sensor (on top right fonr of eng, near inj 2)
Evap control system pressure sensor (under right rear of vehicle)
Fuse 10a
Fuse 15a
Fuse 7.5a
Fuse block (j/b)
G100
G309 (left front door sill)
G316 (right front door sill)
Hot in on or start
Intake air temperature sensor (on left front of eng compt, in air duct)
J/c 6 (behind upper right side of dash, tape to harn)
Nca
Park/ neutral position relay (in fuse, fusible link & relay box)
Red
Throttle position sensor (on throttle body, near intake mani- fold collector)
Throttle position switch (on throttle body, integral to throttle position sensor)
Transmission control module (behind left kick panel)

4.1L, Engine Performance Wiring Diagrams (4 of 4) for Infiniti Q45 2000

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List of elements for 4.1L, Engine Performance Wiring Diagrams (4 of 4) for Infiniti Q45 2000:

(104 not used)
(107 not used)
(109-120 not used)
(84-88 not used)
(94-95 not used)
(behind right kick panel) eccs relay
Air conditioning system
Condenser (taped to harness, on right side of engine)
Data link connector (dlc) (under left side of dash, near hood lock release handle)
Defogger system
Eccs control module (ecm) (behind right kick panel)
Egr temperature sensor (top left rear of eng)
Fuel tank gauge unit (tank fuel temperature sensor) (in fuel tank)
Fuse 10a
Fuse 7.5a
Fuse block
Fuse, fusible link & relay box
G110 (top left front of eng)
Headlights system
Hot at all times
Hot in on or start
Hot in start
Instrument cluster
J/c 2 (behind left side of dash, near fuse block)
J/c 6 (behind upper right side of dash, taped to harn)
J/c 8 (behind left kick panel)
Left intake valve timing control position sensor (on rear of left cylinder head)
Left knock sensor (below left side of intake manifold)
Malfunction ind lamp
Nats immu (near ashtray)
Nca
Pnk
Red
Right intake valve timing control position sensor (on rear of right cylinder head)
Right knock sensor (below right side of intake manifold)
Speedo- meter
Transmissions system
Vehicle speed sensor (on transmission rear extension)

EXTERIOR LIGHTS

Backup Lamps Wiring Diagram for Infiniti Q45 2000

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List of elements for Backup Lamps Wiring Diagram for Infiniti Q45 2000:

13h
Exterior lights circuit
Fuse 18 10a
Fuse block (behind left side of dash)
G309 (left front door sill)
G400 (left front side of trunk)
G407 (center rear of trunk)
Hot in on or start
Left back-up lamp
Park/neutral position switch (on right side of transmission)
Right back-up lamp

Exterior Lamps Wiring Diagram (1 of 2) for Infiniti Q45 2000

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List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Infiniti Q45 2000:

(front of left front fender) g100
(front of right front fender) g101
(on bracket, above the brake pedal) stoplight switch
18b
A/d gnd
Acc
Auto
Batt
Body control module (bcm) (behind dash, right of steering column)
Combination flasher unit (behind dash, right of steering column)
Combination meter
Combination switch (lighting switch)
Fuse 13 10a
Fuse 14 7.5a
Fuse 19 7.5a
Fuse 32 7.5a
Fuse 37 15a
Fuse 7.5a
Fuse block (behind left side of dash)
G201 (right end of dash)
G202 (left end of dash)
Gnd
Hazard
Hazard switch
Head
Hot at all times
Hot in on or accy
Hot in on or start
Ign
Interior lights system
Joint connector 1 (behind left side of dash, near fuse block)
Joint connector 2 (behind left side of dash, near fuse block)
Joint connector 3 (behind left side of dash, near fuse block)
Joint connector 4 (behind upper left side of dash)
Left
Left front combination lamp
Light sw (auto)
Off
Park
Park/ turn
Pnk
Red
Right
Right front combination lamp
Taillight relay

Exterior Lamps Wiring Diagram (2 of 2) for Infiniti Q45 2000

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List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Infiniti Q45 2000:

(behind left side of dash, near fuse block) joint connector 3
(in fuse, fusible link & relay box) joint connector 13
(right front door sill) g316
10b
11g
12h
16h
Fuse 63 15a
Fuse block (behind left side of dash)
Fuse, fusible link & relay box (right front side of engine compt, near battery)
G407 (center rear of trunk)
Ground
H/mtg stop lmp
High mounted stop lamp
Hot at all times
Interior lights system
Joint conn- ector 15 (in fuse, fusible link & relay box)
Left rear combination lamp
License lamps
Light sw tail
Multi-remote control relay (in right front corner of luggage compt)
Nca
Red
Right rear combination lamp
Stop & taillight sensor (in rear of luggage compt)
Stop lamp a
Stop/ tail
Stoplamp sw a
Stoplamp sw b
Tail
Tail lamp c
Tail lamp d
Taillight relay (in fuse, fusible link & relay box)
Turn
Turn signal switch
Warning lamp
Warning systems

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram for Infiniti Q45 2000

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List of elements for Ground Distribution Wiring Diagram for Infiniti Q45 2000:

(w/ xenon), right headlamp aiming motor, key
2, cooling fan motor 1, steering wheel angle
A/t device, ascd hold
Abs/tcs control unit
Active damper suspension control unit
Air mix door motor, a/c
Amp, headlamp aiming switch, cooling fan motor
Ascd control unit, bcm, air bag
Auto amp
Combination flasher unit,
Combination lamp (w/o xenon), left front
Combination lamp (w/o xenon), triple-pressure
Combination lamp (w/xenon), left headlamp aiming
Combination meter, front cigarette lighter,
Combination switch, front wiper switch, a/c auto
Condenser, ignition coil/power transistors 1-8, throttle
Control switch, clock, rear sunshade
Control switch, steering wheel receiver
Cooling fan relay 1, right headlamp (w/ xenon), cooling fan relay 3, front wiper relay, taillight
Defogger, right front
Diagnosis sensor unit
Door key cylinder
Door motor, bi-level
Door motor, power
Driver's door control unit, right door
Driver's power seat harness, front power socket, driver's seat heater switch, passenger's seat heater switch, door mirror defogger relay, left rear ashtray illumination, left rear door control unit, left rear cigarette lighter, left rear door lock actuator, left rear door switch, left rear speaker, ivcs unit, striker switch, handset, receiver, power antenna timer & motor, fuel pump control module, left rear combination lamp, license lamps, left rear shock absorber actuator, right rear combination lamp, trunk lid key cylinder switch, stop & taillamp sensor, trunk room lamp switch, active damper suspension control unit, left & right back-up lamps, left & right shock absorber actuator shields, trunk closure control unit, ivcs unit
Engine ground
G100 (front of left front fender)
G101 (front of right front fender)
G101 (right front of engine compt)
G102 (left front strut tower)
G103 (right front strut tower)
G125 (front of engine)
G201 (right end of dash)
G202 (left end of dash)
G203 (right kick panel)
G300 (below left front seat)
G301 (below right front seat)
G302 (below console)
G309 (left front door sill)
G316 (right front door sill)
G400 (left front side of trunk)
G401 (right front side of trunk)
G407 (center rear of trunk)
Glove box lamp switch, fan control amp, intake
Inside mirror, right vanity mirror lamp,
Integrated homelink transmitter, left rear personal lamp, right rear personal lamp,
Ivcs switch, left vanity mirror lamp &
Left front shock absorber actuator
Left satellite sensor shield
Light control unit, right front combination lamp
Link connector, adp steering switch,
Lock actuator, bcm,
Mirror defogger, seat memory switch, left front door key cylinder switch, left front door lock actuator, door
Mirror remote control switch, trunk lid & fuel lid opener switch, left front door outside handle switch, fuse block,
Mode door motor,
Motor shield, abs/tcs control unit shield
Motor, front wiper motor, abs actuator, power
Passenger's power seat harness, right rear ashtray illumination, right rear door control unit, right rear cigarette lighter, right rear door lock actuator, right rear door switch, high mounted stop lamp, rear sunshade unit, right rear speaker, dropping resistor, audio amplifier relay, theft warning horn relay, fuel lid opener actuator, cd auto changer, trunk room lamp shield, rear sunshade unit shield, right rear shock absorber actuator
Pressure switch, brake fluid level switch, data
Relay, park/neutral position relay, washer level
Right front shock absorber actuator
Right satellite sensor shield
Select switch, illumination time control
Sensor, left headlamp (w/ xenon)
Shift lock control unit,
Steering control unit,
Steering solenoid valve, power steering oil
Switch & key lock solenoid, left front
Switch, a/c control unit, illumination
Switch, interior lamp, auto anti-dazzling
Switch, left front fog lamp, hood switch, daytime
Switch, right front door
Switch, right front fog lamp, right front
Tac module, secondary throttle position sensor shield, ecm, transmission control module, data link connector, nats immu, right & left intake valve timing control position sensors, right & left front heated oxygen sensor shields, crankshaft position sensor shield, right & left intake valve timing control position sensor shields, left & right knock sensor shields, absolute pressure sensor shield, evap control system pressure sensor shield, left & right rear heated oxygen sensors, left & right rear heated oxygen sensor shields, camshaft position sensor shield, camshaft position sensor, mass airflow sensor shield, throttle position sensor shield,
Tcs switch, active damper suspension
Unit, theft warning lamp relay, spiral cable, right front door control unit, right front door mirror

HEADLIGHTS

Headlamp Aiming Wiring Diagram for Infiniti Q45 2000

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List of elements for Headlamp Aiming Wiring Diagram for Infiniti Q45 2000:

Amp
Auto
Combination switch (lighting switch)
Fuse 63 15a
Fuse, fusible link & relay box (near battery)
G100 (front of left front fender)
Head
Headlamp aiming switch
Hot at all times
Joint connector 13 (in fuse, fusible link & relay box)
Joint connector 15 (in fuse, fusible link & relay box)
Left headlamp aiming motor
Off
Park
Red
Right headlamp aiming motor
Taillight relay (in fuse, fusible link & relay box)

Headlamps & Fog Lamps Wiring Diagram, with DRL, with Xenon Lamps for Infiniti Q45 2000

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List of elements for Headlamps & Fog Lamps Wiring Diagram, with DRL, with Xenon Lamps for Infiniti Q45 2000:

(behind top center of dash)
(front of left front fender g100
(front of right front fender g101
10d
18b
Acc
Alt-l
Anti-theft system
Auto
Auto sens 5v
Auto sens grd
Auto sens sig
Batt
Body control module (bcm) (behind dash, right of steering column)
Combination meter
Combination switch (lighting switch)
Combo sw (auto)
Daytime light control unit (left side of engine compt)
Diode (behind top left side of dash, taped to harness)
Exterior lights system
Foglight relay (behind right kick panel)
Front foglight switch
Fuse 15a
Fuse 20a
Fuse 7.5a
Fuse block (behind left side of dash)
Fuse, fusible link & relay box (near battery) compt)
G100 (front of left front fender)
G201 (right end of dash)
G202 (left end of dash)
Gnd
Ground
Hdlp relay
Head
Headlight relay (fuse, fusible link & relay box)
Hid
Hid relay (in fuse, fusible link & relay box)
High
High beam ind
Hot at all times
Hot in on or acc
Hot in on or start
Hot in start
Ign
Ignition
Illumination time control switch
Interior lights system
Joint connector 10
Joint connector 3 (behind left side of dash)
Joint connector 4 (behind upper left side of dash)
Left front foglight
Left headlamp
Lft hi beam
Lft lite
Lft lite fus
Lft lite hi
Low
Nca
Off
Only
Optical sensor (top left side of dash)
Park
Park brk sw
Parking brake switch (park lever)
Pass
Pnk
Red
Right front foglight
Right headlamp
Rt hi beam
Rt lite
Rt lite fus
Rt lite hi
Start
Starting/ charging system
T/coord vr
Warnings system

Headlamps & Fog Lamps Wiring Diagram, with DRL, without Xenon Lamps for Infiniti Q45 2000

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List of elements for Headlamps & Fog Lamps Wiring Diagram, with DRL, without Xenon Lamps for Infiniti Q45 2000:

(behind top center of dash)
10d
18b
Acc
Alt-l
Anti-theft system
Auto
Auto sens 5v
Auto sens grd
Auto sens sig
Batt
Body control module (bcm) (behind dash, right of steering column)
Combination meter
Combination switch (lighting switch)
Combo sw (auto)
Daytime light control unit (left side of engine compt)
Exterior lights system
Foglight relay (behind right kick panel)
Front foglight switch
Fuse 15a
Fuse 53 15a
Fuse 54 15a
Fuse 7.5a
Fuse block (behind left side of dash)
Fuse, fusible link & relay box (near battery)
Fuselink a 120a
Fusible link box
G100 (front of left front fender)
G201 (right end of dash)
G202 (left end of dash)
Gnd
Ground
Hdlp relay
Head
Headlight relay (fuse, fusible link & relay box)
High beam ind
Hot at all times
Hot in on or acc
Hot in on or start
Hot in start
Ign
Ignition
Illumination time control switch
Interior lights system
Joint connector 10
Joint connector 3 (behind left side of dash)
Joint connector 4 (behind upper left side of dash)
Left front foglight
Left headlamp
Lft hi beam
Lft lite
Lft lite fus
Lft lite hi
Lft lite lo
Lft lo beam
Low
Nca
Off
Optical sensor (top left side of dash)
Park
Park brk sw
Parking brake switch
Pass
Pnk
Red
Right front foglight
Right headlamp
Rt hi beam
Rt lite
Rt lite fus
Rt lite hi
Rt lite lo
Rt lo beam
Start
Starting/ charging system
T/coord vr
Warning systems

Headlamps & Fog Lamps Wiring Diagram, without DRL, with Xenon Lamps for Infiniti Q45 2000

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List of elements for Headlamps & Fog Lamps Wiring Diagram, without DRL, with Xenon Lamps for Infiniti Q45 2000:

18b
Acc
Anti-theft system
Auto
Auto sens 5v
Auto sens grd
Auto sens sig
Batt
Body control module (bcm) (behind dash, right of steering column)
Combination meter
Combination switch (lighting switch)
Combo sw (auto)
Diode (behind left side of dash, taped to harness)
Exterior lights system
Foglight relay (behind right kick panel)
Front foglight switch
Fuse 14 7.5a
Fuse 32 7.5a
Fuse 40 15a
Fuse 53 15a
Fuse 54 15a
Fuse 59 20a
Fuse 61 20a
Fuse 7.5a
Fuse block (behind left side of dash)
Fuse, fusible link & relay box (near battery)
G100 (front of left front fender)
G101 (front of right front fender)
G201 (right end of dash)
G202 (left end of dash)
Gnd
Hdlp relay
Head
Headlight relay (fuse, fusible link & relay box)
Hid
Hid relay (in fuse, fusible link & relay box)
High
High beam ind
Hot at all times
Hot in on or acc
Hot in on or start
Ign
Illumination time control switch
Interior lights system
Joint connector 10 (behind top center of dash)
Joint connector 3 (behind left side of dash)
Joint connector 4 (behind upper left side of dash)
Left front fog lamp
Left headlamp
Low
Nca
Off
Optical sensor (top left sdie of dash)
Park
Pass
Pnk
Red
Right front fog lamp
Right headlamp
T/coord vr

Headlamps & Fog Lamps Wiring Diagram, without DRL, without Xenon Lamps for Infiniti Q45 2000

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List of elements for Headlamps & Fog Lamps Wiring Diagram, without DRL, without Xenon Lamps for Infiniti Q45 2000:

18b
Acc
Anti-theft system
Auto
Auto sens 5v
Auto sens grd
Auto sens sig
Batt
Body control module (bcm) (behind dash, right of steering column)
Combination meter
Combination switch (lighting switch)
Combo sw (auto)
Exterior lights system
Foglight relay (behind right kick panel)
Front foglight switch
Fuse 14 7.5a
Fuse 32 7.5a
Fuse 40 15a
Fuse 53 15a
Fuse 54 15a
Fuse 7.5a
Fuse block (behind left side of dash)
Fuse, fusible link & relay box (near battery)
Fuselink a 120a
Fusible link box
G100 (front of left front fender)
G201 (right end of dash)
G202 (left end of dash)
Gnd
Hdlp relay
Head
Headlight relay (fuse, fusible link & relay box)
High beam ind
Hot at all times
Hot in on or acc
Hot in on or start
Ign
Illumination time control switch
Interior lights system
Joint connector 10 (behind top center of dash)
Joint connector 3 (behind left side of dash)
Joint connector 4 (behind upper left side of dash)
Left front foglight
Left headlamp
Low
Nca
Off
Optical sensor (on top left side of dash)
Park
Pass
Pnk
Red
Right front foglight
Right headlamp
T/coord vr

HORN

Horn Wiring Diagram for Infiniti Q45 2000

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List of elements for Horn Wiring Diagram for Infiniti Q45 2000:

Anti- theft system
Diode (upper left side of dash)
Fuse 64 15a
Fuse, fusible link & relay box (in right front side of engine compt, near battery)
Horn high (center front of engine compartment)
Horn low (center front of engine compartment)
Horn relay (in fuse, fusible link & relay box)
Horn switch
Hot at all times
Joint connector 15 (in fuse, fusible link & relay box)
Joint connector 7 (behind left kick panel)
Nca
Red
Spiral cable (under steering wheel)

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram (1 of 2) for Infiniti Q45 2000

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List of elements for Instrument Cluster Wiring Diagram (1 of 2) for Infiniti Q45 2000:

13h
16b
16n
25k
73n
88n
Abs ind
Active damper suspension control unit (under left side of rear shelf)
Airbag ind
Brake ind
Charge ind
Combination meter
Cruise control system
Door ind
Exterior lights system
Flexible print circuit
Fuel gauge
Fuel ind
Fuel tank gauge unit (fuel tank)
Fuse 18 10a
Fuse 28 10a
Fuse 4 7.5a
Fuse block (j/b) (behind left side of dash)
G202 (left end of dash)
Headlights system
Hot at all times
Hot in on or start
Ind
Interior lights system
Joint connector 1 (near fuse block)
Malfunction ind
N12
N13
N14
O/d off ind
Odometer/trip meter) (with speedometer and
Oil press ind
Park/neutral position switch (on right side of transmission)
Red
Seat belt ind
Slip ind
Sport
Starting/ charging system
Tachometer
Tail & stop ind
Tcs off ind
Thermal transmitter (top front center of engine)
Trans- missions system
Unified meter control unit
Vehicle speed sensor (on trans- mission rear extension)
Washer ind
Water temp gauge

Instrument Cluster Wiring Diagram (2 of 2) for Infiniti Q45 2000

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List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Infiniti Q45 2000:

25n
34r
44k
Abs fail ind
Abs/tcs control unit (behind right side of dash)
Air bag diagnosis sensor unit (under rear of center console)
Air bag ind
Body control module (behind dash, right of steering column)
Brake fluid level switch (left rear of engine compt)
Canada
Combination meter
Cruise ind
Diode
Diode (above right rear wheelwell)
Door ajar ind
Ecm (eccs) control module (right kick panel)
Exterior lights system
Fuse 63 15a
Fuse, fusible link & relay box (near battery)
G100 (front of left front fender)
Ground a
Hi beam ind
Hot at all times
Illumination
Interior lights system
Joint connector 15 (in fuse, fusible link & relay box)
Joint connector 2 (behind left side of dash)
Joint connector 8 (left kick panel)
Lamp out ind
Left turn ind
Mal ind driver
O/d off
Odo/trip illumination
Oil pressure switch (left side of engine)
Parking brake switch
Red
Right turn ind
Seat belt
Set
Slip ind
Stop and tail- light sensor (rear of luggage compartment)
Tach out
Tail relay
Taillight relay (fuse, fusible link & relay box)
Tcs off ind
Transmission control module (behind left kick panel)
Transmission, cruise control, air conditioning, wiper/washer
Usa
Voltage regulator
Vsp in
Washer level switch (fluid reservoir)

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram for Infiniti Q45 2000

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List of elements for Courtesy Lamps Wiring Diagram for Infiniti Q45 2000:

(left front door sill) g309
(right front door sill) g316
11b
12b
13b
18b
Acc
Auto
Bat
Batt
Body control module (bcm) (behind dash, right of steering column)
Circuit breaker 1 (behind left kick panel)
Circuit breaker 2 (behind left kick panel)
Console l
Console lamp
Data a-1
Data a-2
Data line a-1
Door locks system
Door sw
Driver side front door switch
Driver's door control unit
Driver's front step lamp
Driver's side footwell lamp
Foot/l
Full
Fuse 10a
Fuse 27 10a
Fuse 32 7.5a
Fuse 7.5a
Fuse block (behind left side of dash)
G201 (right end of dash)
G202 (left end of dash)
G309 (left front door sill)
Gnd
Half
Hot at all times
Hot in accy or on
Hot in on or start
Hot in park or head
Ign
Ignition keyhole illumination
Int/l off
Int/l on
Interior lamp
Joint conn- ector 3 (behind left side of dash)
Joint conn- ector 4 (behind upper left side of dash)
Joint conn- ector 7 (behind left kick panel)
Joint connector 12 (behind top center of dash, taped to harness)
Joint connector 4 (behind upper left side of dash)
Key illum
Key switch
Left map lamp
Left rear door control unit
Left rear door switch
Left rear personal lamp
Left rear step lamp
Lft map l
Lft rr sw
Light sw
Off
Passenger side front door switch
Passenger's door control unit
Passenger's front step lamp
Passenger's side footwell lamp
Pers lp sw
Pnk
Red
Right map lamp
Right rear door control unit
Right rear door switch
Right rear personal lamp
Right rear step lamp
Rt map l
Rt pers l
Rt rr sw
Seats system
Step/l
Transmissions systems
Unlk sens

Instrument Illumination Wiring Diagram for Infiniti Q45 2000

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List of elements for Instrument Illumination Wiring Diagram for Infiniti Q45 2000:

(illum)
(in fuse, fusible link & relay box) joint connector 13
(left end of dash) g202
(right end of dash) g201
4 bulbs
A/c control unit
A/t device (illum)
Active damper suspension select switch
Auto anti-dazzling (illum)
Body control module (bcm) (right of steering column)
Clock
Combination meter
Control unit
Driver's door (illum)
Exterior lights system (lighting switch)
Front cigarette lighter (illum)
Front power window main switch illumination
Fuse 22 7.5a
Fuse 4 7.5a
Fuse 63 15a
Fuse block (behind left side of dash)
Fuse, fusible link & relay box (near battery)
G202 (left end of dash)
G309 (left front door sill)
G316 (right front door sill)
Glove box lamp
Glove box lamp switch
Hazard switch
Headlamp aiming switch
Hot at all times
Hot in on or start
Illumination control switch
Illumination time control switch
Inside mirror
Ivcs switch (illum)
Joint connector 15 (in fuse, fusible link & relay box)
Joint connector 7 (behind left kick panel)
Left rear ashtray illumination
Left rear cigarette (illum)
Lighter
Lt sw 1
Odo/trip meter illumi- nation
Passenger's door control unit (illum)
Radio
Rear sunshade switch
Red
Right rear ashtray illumination
Right rear cigarette (illum)
Taillight relay (in fuse, fusible link & relay box)
Tcs switch
Telephone switch
Voltage regulator

VAnity Mirror & Trunk Lamp Wiring Diagram for Infiniti Q45 2000

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List of elements for VAnity Mirror & Trunk Lamp Wiring Diagram for Infiniti Q45 2000:

11b
Driver side vanity mirror lamp
Fuse 27 10a
Fuse block (behind left side of dash)
G202 (left end of dash)
G401 (right front side of trunk)
G407 (center rear of trunk)
Hot at all times
Nca
Passenger side vanity mirror lamp
Trunk room lamp
Trunk room lamp switch

MEMORY SYSTEMS

Memory System Wiring Diagrams (1 of 2) for Infiniti Q45 2000

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List of elements for Memory System Wiring Diagrams (1 of 2) for Infiniti Q45 2000:

(left end of dash) g202
18b
A/d batt
A/d gnd
A/d grd
A/t device detention switch (shifter assembly)
Acc
Adp steering switch
Batt
Body control module (bcm) (behind dash, right of steering column)
Cancel sw
Cancel switch
Circuit breaker 2 (behind left kick panel)
Computer data lines system
Data line 3
Detent switch
Door sw
Driver's front door switch
Fuse 10a
Fuse 7.5a
Fuse block (j/b) (behind left side of dash)
G100 (front of left front fender)
G201 (right end of dash)
G202 (left end of dash)
Gnd
Hot at all times
Hot in on or accy
Hot in on or start
Hot in start
Ign
Instrument cluster system
Joint connector 12 (behind top center of dash)
Joint connector 3 (behind left side of dash, near fuse block)
Joint connector 4 (behind upper left side of dash)
Key switch
Key switch (ignition switch assy)
Mem 1
Mem 1 sw
Mem 2
Mem 2 sw
Pnk
Red
Seat memory switch
Set sw
Tele motor
Tele signal
Tele sw (fr)
Tele sw (rr)
Tele switch
Telescope motor (lower part of steering column)
Telescopic sensor (lower part of steering column)
Tilt motor
Tilt motor (upper part of steering column)
Tilt sens
Tilt sensor (upper part of steering column)
Tilt sw dwn
Tilt sw up
Tilt switch
Tilt/tele 5v
Vsp

Memory System Wiring Diagrams (2 of 2) for Infiniti Q45 2000

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List of elements for Memory System Wiring Diagrams (2 of 2) for Infiniti Q45 2000:

(left front door sill)
Batt
Data line 3
Driver's seat control unit (under driver's seat)
Driver's side lifting device (bottom of seat frame)
Driver's side power seat switch
Driver's side reclining motor
Driver's side sliding motor
Front limit switch
Front slide sensor
Frt lift dwn
Frt lift up
Frt limit dwn
Frt limit up
Frt pulse sw
Frt reclin mtr
Frt reclin sw
Frt slide mtr
Frt slide sw
G309
G309 (left front door sill)
Grd
Lumbar support motor
Lumbar switch
Nca
Pnk
Pulse sw grd
Rear lift switch
Rear limit switch
Rear slide sensor
Reclin puls sw
Recline switch
Red
Rr lft up
Rr lift dwn
Rr lift up
Rr limit dwn
Rr limit up
Rr pulse sw
Rr reclin mtr
Rr reclin sw
Rr slide mtr
Rr slide sw
Slide pulse sw
Switch frt lift
Switch slide

NAVIGATION

Navigation Wiring Diagram for Infiniti Q45 2000

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List of elements for Navigation Wiring Diagram for Infiniti Q45 2000:

+9.5
11b
Air bag
Air bag diagnosis sensor unit (under rear of center console)
Alarm on
Audio unit
Audio+
Audio-
C data
Cell antenna
Cellular phone antenna
Data link connector (dlc) (under left side of dash)
Data/out
Driver side door outside handle switch
Fuse 10a
Fuse 15a
Fuse 7.5a
Fuse block (behind left side of dash)
Fuse, fusible link & relay box (near battery)
G202 (left end of dash)
G309 (left front door sill)
Gnd
Gps antenna
H/s gnd
Handset (to adapter harness)
Horn relay (in fuse, fusible link & relay box)
Horn system
Horn/ry
Hot at all times
Hot in on or start
Ign
Information
Interior lights system
Ivcs
Ivcs switch
Ivcs unit (at left front corner of luggage compt)
J/c 7 (behind left kick panel)
Lcu2
Lcu3
Led1
Led2
Led3
Led4
Left rear door control unit
Mayday
Mic+
Mic-
Microphone
Mute
Nca
No service
Pnk
R data
Red
Redial
Rx voice
Spiral cable
Steering wheel switch (tel)
Sw1
Sw2
T data
Tel on sig
Tel remote
Tel sig +
Tel sig -
Tx voice
Unlock
Voice gnd
Wake up

POWER ANTENNA

Power Antenna Wiring Diagram for Infiniti Q45 2000

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List of elements for Power Antenna Wiring Diagram for Infiniti Q45 2000:

10a
Aac
Ant signal
Back-up
Fuse 28 10a
Fuse 8 10a
Fuse block (j/b) (behind left side of dash)
G309 (left front door sill)
Ground
Hot at all times
Hot in on or accy
Joint connector 2 (behind left side of dash, near fuse block)
Power antenna timer & motor
Radio
Radio signal

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 3) for Infiniti Q45 2000

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List of elements for Power Distribution Wiring Diagram (1 of 3) for Infiniti Q45 2000:

10h
11b
12b
13b
16b
Acc
Air conditioning system
Alternator
Anti-lock brakes system
Anti-lock brakes, air conditioning, anti-theft, electronic suspension, power tops, instrument cluster systems
Battery
Circuit breaker 1
Circuit breaker 2
Cooling fans system
Engine controls system
Engine controls, anti-theft systems
Engine controls, defogger system
Exterior lights, body computer systems
From b fuse 64 (diagram 1 of 3)
Fuse 10a
Fuse 15a
Fuse 20a
Fuse 7.5a
Fuse block (behind left side of dash)
Fuse link b 80a
Fuse link c 80a
Fuse link f 40a
Fuse link g 30a
Fuse link h 40a
Fuse link i 40a
Fuse link j 30a
Fuse link k 30a
Fuse, fusible link & relay box (right front side of engine compt)
Fusible link a 120a
Fusible link box (at battery, on battery cable)
G202 (left end of dash)
Headlamp relay
Headlights system
Headlights, warning systems, defogger, power windows, body computer, door locks, anti-theft, power tops, interior lights systems
Horns, cruise control, anti-theft, ivcs, sound systems
Ignition switch
Integrated homelink transmitter
Interior lights system
Interior lights, ivcs systems
Lock
Pnk
Power tops, body computer, power windows, door locks, interior lights system, anti- theft system
Red
Red a
Run
Seats, door locks, body computer, power windows, memory systems, interior lights, anti-theft systems
Shift interlock, exterior lights, cruise control, anti-lock brakes, electronic suspension systems
Shift interlock, trunk, tailgate, fuel doors, body computer systems
Shift interlock, warning systems, door locks, interior lights, body computer, memory systems
Sound systems, ivcs system
Start
Starter
Starting/ charging system
To accy relay (diagram 2 of 3)
To fuse 34 (diagram 3 of 3)
To fuse 53 (diagram 1 of 3)
To ignition relay (diagram 2 of 3)
To joint connector 15 (diagram 2 of 3)
Transmissions, power antenna system
Trunk, tailgate, fuel door system
Warning systems, cellular phones, sound systems

Power Distribution Wiring Diagram (2 of 3) for Infiniti Q45 2000

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List of elements for Power Distribution Wiring Diagram (2 of 3) for Infiniti Q45 2000:

(behind left side of dash) fuse block
10a
10c
13h
15b
17b
18b
Accessory relay
Air conditioning headlights system, wiper/ washer system, body computer, interior lights, anti-theft, memory systems
Air conditioning system
Anti- lock brakes system
Anti-lock brakes, electronic suspension, electronic power steering systems
Cellular phones system
Cruise control system
Defogger, headlights, warning systems, body computer, power windows, interior lights, memory systems, anti-theft, door locks, mirrors, power tops system
Defogger, power mirror systems
Electronic suspension system
Engine controls system
Engine controls, defogger, ivcs systems
Engine controls, transmissions systems
Exterior lights system
From fuse 40 g (diagram 1 of 3)
From fuse 63 a (diagram 1 of 3)
From fuse link c (diagram 1 of 3)
From ignition switch (diagram 1 of 3)
Front cigarette lighter
Front power socket
Fuse 10a
Fuse 15a
Fuse 20a
Fuse 7.5a
Fuse block (behind left side of dash)
G202 (left end of dash)
G309 (left front door sill)
G316 (right front door sill)
Head- lights system
Ignition relay
Interior lights system
Interior lights, exterior lights systems
Interior lights, warning systems
Joint connector 13
Joint connector 15
Left rear cigarette lighter
Pnk
Rear sunshade
Red
Right rear cigarette lighter
Seats system
Sound systems, power antenna system
Taillight relay
To blower relay (diagram 3 of 3)
To fuse 2 (diagram 3 of 3)
Transmissions, anti-lock brakes, exterior lights, cruise control, instrument cluster, anti-lock brakes, engine controls systems
Wiper/ washer system

Power Distribution Wiring Diagram (3 of 3) for Infiniti Q45 2000

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List of elements for Power Distribution Wiring Diagram (3 of 3) for Infiniti Q45 2000:

10d
12g
14b
Air conditioning system
Anti-lock brakes, engine controls systems
Blower relay
Body computer, memory systems
Cooling fans system
Engine controls system
Engine controls, computer data lines system
From accessory relay (diagram 2 of 3)
From accessory relay l (diagram 2 of 3)
From accessory relay m (diagram 2 of 3)
From ignition relay (diagram 2 of 3)
From ignition switch (diagram 1 of 3)
Fuse 10a
Fuse 15a
Fuse 7.5a
Fuse block (behind left side of dash)
G202 (left end of dash)
Headlights system

POWER DOOR LOCKS

Door Lock Wiring Diagram for Infiniti Q45 2000

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List of elements for Door Lock Wiring Diagram for Infiniti Q45 2000:

37k
A/d gnd
Batt
Body control module (bcm) (behind dash, right of steering column)
Circuit breaker 1 (behind left kick panel)
Circuit breaker 2 (behind left kick panel)
Data line a1
Data line a2
Door lk
Door lock
Door unlk
Dr door sw
Dr unlk sw
Driver's door control unit (inside left front door)
Driver's door key cylinder switch
Driver's door lock actuator
Driver's door switch
Front passenger's door switch
Fuse 14 7.5a
Fuse 28 10a
Fuse block (behind left side of dash)
G201 (right end of dash)
G202 (left end of dash)
G309 (left front door sill)
G316 (right front door sill)
Gnd
Hot at all times
Joint connector 12 (behind top center of dash, taped to harness)
Joint connector 4 (behind upper left side of dash)
Key switch
Left rear door control unit (inside left rear door)
Left rear door lock actuator
Lock
Lock sw
Memory systems
Passenger's door control unit (inside right front door)
Passenger's door key cylinder switch
Passenger's door lock actuator
Pnk
Ps door sw
Ps unlk sw
Red
Right rear door control unit (inside right rear door)
Right rear door lock actuator
Seats systems
Unlk sens
Unlock

Keyless Entry Wiring Diagram for Infiniti Q45 2000

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List of elements for Keyless Entry Wiring Diagram for Infiniti Q45 2000:

(left front door sill) g309
(right end of dash) g201
37k
44r
A/d gnd
Acc
Ant
Anti- theft system
Batt
Body control module (bcm) (behind dash, right of steering column)
Circuit breaker 1 (behind left kick panel)
Circuit breaker 2 (behind left kick panel)
Data line a1
Data line a2
Door lk
Door lock
Door locks system
Door unlk
Dr door sw
Driver's door control unit (inside left front door)
Driver's door switch
Exterior lights system
Front passenger's door switch
Fuse 10a
Fuse 7.5a
Fuse block (behind left side of dash)
G201 (right end of dash)
G202 (left end of dash)
G309 (left front door sill)
G316 (right front door sill)
Gnd
Hazard
Head- lights system
Hot at all times
Hot in acc or on
Joint connector 12 (behind top center of dash, taped to harness)
Joint connector 4 (behind upper left side of dash)
Key switch
Left rear door control unit (inside left rear door)
Left rear door switch
Lock sw
Multi-remote control relay (in right front corner of luggage compt)
Nca
Passenger's door control unit (inside right front door)
Pnk
Ps door sw
Red
Right rear door control unit (inside right rear door)
Right rear door switch
Rl door sw
Rr door sw
Theft relay
Theft warning horn relay (in right front corner of luggage compt)
Theft warning lamp relay (in fuse block)
Trunk opener
Trunk, tailgate, & fuel doors system
Unlk sens
Unlock sw
Window antenna

POWER MIRRORS

Auto Anti-dazzling Inside Mirror for Infiniti Q45 2000

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List of elements for Auto Anti-dazzling Inside Mirror for Infiniti Q45 2000:

18b
Auto anti- dazzling inside mirror
Fuse 32 7.5a
Fuse block (behind left side of dash)
G202 (left end of dash)
Ground
Hot in on or start
Interior lights system
Joint connector 3 (behind left side of dash, near fuse block)
Red

Power Mirrors Wiring Diagram for Infiniti Q45 2000

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List of elements for Power Mirrors Wiring Diagram for Infiniti Q45 2000:

Door mirror remote control switch
Driver's side door mirror actuator
Fuse 9 7.5a
Fuse block (behind left side of dash)
G202 (left end of dash)
Hot in on or accy
Passenger's side door mirror actuator

POWER SEATS

Heated Seats Wiring Diagram for Infiniti Q45 2000

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List of elements for Heated Seats Wiring Diagram for Infiniti Q45 2000:

Driver's
Driver's heated seat switch
Driver's seat back heater
Fuse 21 10a
Fuse block (behind left side of dash)
G309 (left front door sill)
G316 (right front door sill)
High
Hot in on or start
Low
Passenger's heated seat switch
Passenger's seat back heater
Passenger's seat cushion heater
Red
Seat cushion heater

Passenger Power Seat Wiring Diagram for Infiniti Q45 2000

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List of elements for Passenger Power Seat Wiring Diagram for Infiniti Q45 2000:

Circuit breaker 2 (behind left kick panel)
Front lift
Front limit switch
G316 (right front door sill)
Hot at all times
Joint connector 12 (behind top center of dash)
Lumbar
Lumbar support motor
Nca
Passenger's side lifting motor (bottom of seat frame)
Passenger's side power seat switch
Passenger's side reclining motor
Passenger's side sliding motor
Pnk
Rear lift
Rear limit switch
Recline
Red
Slide switch
Switch

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagrams for Infiniti Q45 2000

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List of elements for Power Top/Sunroof Wiring Diagrams for Infiniti Q45 2000:

16b
Auto open
Auto open relay 1
Auto open relay 2
Body control module (bcm) (behind dash, right of steering column)
Circuit breaker 1 (behind left kick panel)
Close
Down
Down/open relay
Full closed
Full tilt-up
Fuse 28 10a
Fuse block (behind left side of dash)
Hot at all times
Joint connector 1 (behind left side of dash)
Joint connector 12 (behind top center of dash)
Nca
Open
Red
Slide switch
Sun roof motor assembly
Sun roof relay (in fuse block)
Sun roof switch
Tilt switch
Timer
Up/close relay

POWER WINDOWS

Power Window Wiring Diagram for Infiniti Q45 2000

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List of elements for Power Window Wiring Diagram for Infiniti Q45 2000:

(left end of dash)
18b
A/d ground
Accessory
Battery
Body control module (bcm) (behind dash, right of steering column)
Circuit breaker 1 (behind left kick panel)
Circuit breaker 2 (behind left kick panel)
Data line a1
Data line a2
Driver's door control unit (inside left front door)
Driver's side front power window regulator
Fuse 14 7.5a
Fuse 23 7.5a
Fuse 32 7.5a
Fuse 34 7.5a
Fuse block (behind left side of dash)
G201 (right end of dash)
G202
G202 (left end of dash)
G309 (left front door sill)
G316 (right front door sill)
Ground
Hot at all times
Hot in accy or on
Hot in on or start
Hot in start
Ignition
Joint connector 12 (behind top center of dash, taped to harness)
Joint connector 3 (behind left side of dash, near fuse box)
Joint connector 4 (behind upper left side of dash)
Left rear door control unit (inside left rear door)
Left rear power window regulator
P/w down
P/w up
Passenger's door control unit (inside right front door)
Passenger's front power window regulator
Pnk
Right rear door control unit (inside right rear door)
Right rear power window regulator
Start

RADIO

Radio Wiring Diagrams for Infiniti Q45 2000

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List of elements for Radio Wiring Diagrams for Infiniti Q45 2000:

ground acc
(behind left kick panel) joint conn 9
(right rear corner of luggage compt) cd auto changer
10a
Acc
Amp on sig
Antenna ctrl
Audio amplifier relay (in right front corner of luggage compt)
Back up
Bat
Battery
Bose speaker amplifier (at center front of luggage compt)
Cd lh in (+)
Cd lh in (-)
Cd rh in (+)
Cd rh in (-)
Data ground
Fr lh (+) amp
Fr lh (-) amp
Fr lh in (+)
Fr lh in (-)
Fr lh out (+)
Fr lh out (-)
Fr rh (+) amp
Fr rh (-) amp
Fr rh in (+)
Fr rh in (-)
Fr rh out (+)
Fr rh out (-)
Fuse 12 10a
Fuse 58 15a
Fuse 8 10a
Fuse block (j/b) (behind left side of dash)
Fuse, fusible link & relay box (right front side of engine compt)
G202 (left end of dash)
G401 (right front side of trunk)
G407 (center rear of trunk)
Ground
Horns system
Hot at all times
Hot in on or acc
Illum
Interior lights system
Joint conn (below radio)
Joint connector 2 (behind left side of dash, near fuse block)
Joint connector 7 (behind left kick panel)
Left front door speaker
Left rear door speaker
Left rear speaker
Left tweeter
Lh (+) out
Lh (-) out
Mode
Nca
Nca antenna in
Nca antenna in
Pnk
Power
Power antenna system
Power on sig
Pulse
Radio
Red
Req
Rh (+) out
Rh (-) out
Right front door speaker
Right rear door speaker
Right rear speaker
Right tweeter
Rod antenna
Rr lh (+) amp
Rr lh (-) amp
Rr lh in (+)
Rr lh in (-)
Rr lh out (+)
Rr lh out (-)
Rr rh (+) amp
Rr rh (-) amp
Rr rh in (-)
Rr rh out (+)
Rr rh out (-)
Rxd
Seek/aps up
Spiral cable (steering wheel)
Steering wheel receiver control switch
Steering wheel switch
Txd
Vol down
Vol up
Warning systems
Window antenna

SHIFT INTERLOCKS

Shift Interlock Wiring Diagram for Infiniti Q45 2000

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List of elements for Shift Interlock Wiring Diagram for Infiniti Q45 2000:

(front of left front fender) g100
A/t device (under console, near base of selector lever)
Battery
Detent sw
Fuse 17 10a
Fuse 26 20a
Fuse 28 10a
Fuse 37 15a
Fuse block (j/b) (behind left side of dash)
G201 (right end of dash)
G202 (left end of dash)
Ground
Hot at all times
Hot in on or start
Ignition
Joint con- nector 1 (behind left of dash, near fuse block)
Joint con- nector 11 (top center of dash, taped to harness)
Key lk sol
Key switch & key lock solenoid (ignition switch assembly)
Red
Shift lk sol
Shift lock control unit (behind dash, left of steering column)
Stoplamp switch (pedal bracket)

STARTING/CHARGING

Charging Wiring Diagram for Infiniti Q45 2000

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List of elements for Charging Wiring Diagram for Infiniti Q45 2000:

120a
68n
Alternator
Charge warning indicator
Combination meter
Fuse 4 7.5a
Fuse 62 7.5a
Fuse block (j/b) (behind left side of dash)
Fuse link a
Fuse, fusible link & relay box (right front of engine compartment)
G118 (right front frame rail)
Hot at all times
Hot in on or start

Starting Wiring Diagram for Infiniti Q45 2000

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List of elements for Starting Wiring Diagram for Infiniti Q45 2000:

30a
Acc
Battery
Fuse link g
Fuse, fusible link & relay box (right front side of engine compartment)
Hot at all times
Ignition switch
Lock
Nca
Park/neutral position switch (on right side of transmission)
Start
Starter motor

SUPPLEMENTAL RESTRAINTS

Supplemental Restraint Wiring Diagram for Infiniti Q45 2000

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List of elements for Supplemental Restraint Wiring Diagram for Infiniti Q45 2000:

(left front door sill) g309
(left side of dash) g202
Air bag
Air bag diagnosis sensor unit (under rear of center console)
Air bag indicator
Air bag w/l
B55
B68
Closed
Combination meter
Data link connector (dlc) (partial) (under left side of dash, near hood lock release handle)
Door switch
Driver side air bag module
Driver side front door switch
Driver side seat belt buckle switch
Fastened
Fuse 17 10a
Fuse 4 7.5a
Fuse block (behind left side of dash)
G300 (under driver's seat)
G301 (under passenger's seat)
G302 (under center console)
Ground
Hot in on or start
Ignition
Ivcs
Ivcs unit (at left front corner of luggage compartment)
J/c 2 (behind left side of dash, near fuse block)
J/c 8 (behind left kick panel)
Left satellite sensor (at base of left "b" pillar)
Left seat belt pretensioner
Left side air bag module
N13
N14
Nca
Open
Passenger side air bag module
Pnk
Red
Right satellite sensor (at base of right "b" pillar)
Right seat belt pretensioner
Right side air bag module
Sat l +
Sat l -
Sat r +
Sat r -
Seat belt indicator
Seat belt sw
Seat belt w/l
Spiral cable
Sq as +
Sq as -
Sq dr +
Sq dr -
Sq pas +
Sq pas -
Sq pdr +
Sq pdr -
Sq side l +
Sq side l -
Sq side r +
Sq side r -
Sss rx
Sss tx
Un- fastened