Diagram sections — 32 (75 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY CONTROL MODULES COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ELECTRONIC SUSPENSION ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS MEMORY SYSTEMS NAVIGATION POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER TOP/SUNROOF POWER WINDOWS RADIO SHIFT INTERLOCK STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
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: 60 (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 List of elements for Automatic A/C Wiring Diagram (2 of 3) for Infiniti Q45 2005: 56 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 List of elements for Automatic A/C Wiring Diagram (3 of 3) for Infiniti Q45 2005: 17 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 List of elements for Anti-lock Brakes Wiring Diagram (1 of 2) for Infiniti Q45 2005: 76 (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 List of elements for Anti-lock Brakes Wiring Diagram (2 of 2) for Infiniti Q45 2005: 48 (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 List of elements for Forced Entry Wiring Diagram (1 of 2) for Infiniti Q45 2005: 59 (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 List of elements for Forced Entry Wiring Diagram (2 of 2) for Infiniti Q45 2005: 31 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 List of elements for Immobilizer Wiring Diagram (NATS) for Infiniti Q45 2005: 21 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 List of elements for Body Control Modules Wiring Diagram (1 of 2) for Infiniti Q45 2005: 62 (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 List of elements for Body Control Modules Wiring Diagram (2 of 2) for Infiniti Q45 2005: 67 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 List of elements for Computer Data Lines Wiring Diagram for Infiniti Q45 2005: 67 (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 List of elements for Cooling Fan Wiring Diagram for Infiniti Q45 2005: 22 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 List of elements for Cruise Control Wiring Diagram, with ICC (1 of 2) for Infiniti Q45 2005: 73 (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 List of elements for Cruise Control Wiring Diagram, with ICC (2 of 2) for Infiniti Q45 2005: 24 (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 List of elements for Cruise Control Wiring Diagram, without ICC for Infiniti Q45 2005: 50 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 List of elements for Defoggers Wiring Diagram for Infiniti Q45 2005: 31 (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 List of elements for Electronic Suspension Wiring Diagram (1 of 2) for Infiniti Q45 2005: 59 (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 List of elements for Electronic Suspension Wiring Diagram (2 of 2) for Infiniti Q45 2005: 29 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 List of elements for 4.5L, Engine Performance Wiring Diagram (1 of 5) for Infiniti Q45 2005: 67 (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 List of elements for 4.5L, Engine Performance Wiring Diagram (2 of 5) for Infiniti Q45 2005: 25 (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 List of elements for 4.5L, Engine Performance Wiring Diagram (3 of 5) for Infiniti Q45 2005: 19 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 List of elements for 4.5L, Engine Performance Wiring Diagram (4 of 5) for Infiniti Q45 2005: 8 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 List of elements for 4.5L, Engine Performance Wiring Diagram (5 of 5) for Infiniti Q45 2005: 64 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 List of elements for Back-up Lamps Wiring Diagram for Infiniti Q45 2005: 13 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 List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Infiniti Q45 2005: 66 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 List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Infiniti Q45 2005: 39 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 (2 of 2) for Infiniti Q45 2005 List of elements for Ground Distribution Wiring Diagram (2 of 2) for Infiniti Q45 2005: 97 (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 List of elements for Headlamps Wiring Diagram, with DRL (1 of 2) for Infiniti Q45 2005: 76 (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 List of elements for Headlamps Wiring Diagram, with DRL (2 of 2) for Infiniti Q45 2005: 60 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 List of elements for Headlamps Wiring Diagram, without DRL (1 of 2) for Infiniti Q45 2005: 77 (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 List of elements for Headlamps Wiring Diagram, without DRL (2 of 2) for Infiniti Q45 2005: 32 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 List of elements for Horn Wiring Diagram for Infiniti Q45 2005: 15 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 List of elements for Gauges & Indicators Wiring Diagram for Infiniti Q45 2005: 99 (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 List of elements for Vehicle Information System Wiring Diagram, with Navigation (1 of 2) for Infiniti Q45 2005: 63 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 List of elements for Vehicle Information System Wiring Diagram, with Navigation (2 of 2) for Infiniti Q45 2005: 30 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 List of elements for Vehicle Information System Wiring Diagram, without Navigation (1 of 2) for Infiniti Q45 2005: 65 (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 List of elements for Vehicle Information System Wiring Diagram, without Navigation (2 of 2) for Infiniti Q45 2005: 30 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 List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Infiniti Q45 2005: 81 (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 List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Infiniti Q45 2005: 48 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 List of elements for Instrument Illumination Wiring Diagram (1 of 3) for Infiniti Q45 2005: 62 (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 List of elements for Instrument Illumination Wiring Diagram (2 of 3) for Infiniti Q45 2005: 20 (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 List of elements for Instrument Illumination Wiring Diagram (3 of 3) for Infiniti Q45 2005: 27 (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 List of elements for Memory Systems Wiring Diagram (1 of 3) for Infiniti Q45 2005: 69 (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 List of elements for Memory Systems Wiring Diagram (2 of 3) for Infiniti Q45 2005: 30 (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 List of elements for Memory Systems Wiring Diagram (3 of 3) for Infiniti Q45 2005: 54 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 List of elements for Navigation Wiring Diagram (1 of 2) for Infiniti Q45 2005: 69 (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 List of elements for Navigation Wiring Diagram (2 of 2) for Infiniti Q45 2005: 43 (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 List of elements for Rear Camera Wiring Diagram for Infiniti Q45 2005: 47 (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 List of elements for Power Distribution Wiring Diagram (1 of 3) for Infiniti Q45 2005: 69 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 List of elements for Power Distribution Wiring Diagram (2 of 3) for Infiniti Q45 2005: 49 (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 List of elements for Power Distribution Wiring Diagram (3 of 3) for Infiniti Q45 2005: 26 (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
POWER DOOR LOCKS Power Door Locks Wiring Diagram (1 of 2) for Infiniti Q45 2005 List of elements for Power Door Locks Wiring Diagram (1 of 2) for Infiniti Q45 2005: 71 (not used) (on right front strut tower) e24 10d m1 1e e201 20d m1 6n m145 Acc Auto trunk control unit (at rear of luggage compartment) Bat Bat (c/b) Body control module (behind left kick panel) Combination flasher unit (behind dash, right side of center console) Computer data lines system D38 D39 Data Data line a3 Door lock Door lock & Door sw (as) Door sw (dr) Door sw (rl) Door sw (rr) Door unlock Door unlock sensor Driver door control unit (in driver's door) Driver side front door lock actuator (in driver's door) Driver side front door switch E204 Exterior lights Flasher Fuse 3 10a Fuse 32 10a Fuse block (j/b) 1 (behind left end of dash) Fuse block (j/b) 2 (behind right kick panel) Gnd H/ lamp rly H/w sw Headlights system Horns system Hot at all times Ign Iiurx Iiutx Instrument cluster system K/less gnd K/less signal Key sw Key switch & key lock solenoid (key switch) L/turn Local data line Lock M114 (behind right side of dash) M24 (behind left side of dash) Passenger door control unit (in front passenger's door) Passenger side front door lock actuator (in front passenger's door) Passenger side front door switch (at base of right "b" pillar) Pnk Power Power (5v) R/turn Remote keyless entry receiver (at left "c" pillar) System Trunk lid opener cancel switch Trunk lid opener relay Trunk open Trunk opener Unlock Unlock sens Unlock switch W/ auto trunk Power Door Locks Wiring Diagram (2 of 2) for Infiniti Q45 2005 List of elements for Power Door Locks Wiring Diagram (2 of 2) for Infiniti Q45 2005: 32 data line 20b B17 (under left front door sill) B217 (under right front door sill) Bat (c/b) Circuit breaker 1 Circuit breaker 2 D58 D59 D78 D79 Data line Door unlock sensor Fuse 1 10a Fuse 15 20a Fuse 21 10a Fuse block (j/b) 1 (behind left end of dash) Gnd Hot at all times Hot in acc or on Hot in on or start Left rear door control unit (in left rear door) Left rear door lock actuator (in left rear door) Left rear door lock assembly (door switch) (in left rear door) Lock M24 (behind left side of dash) Right rear door control unit Right rear door lock actuator (in right rear door) Right rear door lock assembly (door switch) (in right rear door) Trunk lid opener actuator (center of deck lid) Unlock Unlock sens
POWER MIRRORS Auto Anti-dazzling Inside Mirror Wiring Diagram for Infiniti Q45 2005 List of elements for Auto Anti-dazzling Inside Mirror Wiring Diagram for Infiniti Q45 2005: 13 +12v Auto anti- dazzling inside mirror Driver side door mirror (auto anti-dazzling mirror) E201 E24 (on right front strut tower) Fuse 1 10a Fuse block (j/b) 1 (behind left end of dash) Gnd Hot in on or start Oec (+) Oec (-) Oec feed Oec return
POWER SEATS Climate Control Seats Wiring Diagram for Infiniti Q45 2005 List of elements for Climate Control Seats Wiring Diagram for Infiniti Q45 2005: 77 (under right front door sill) b217 12v logic power 20b B158 B159 B17 (under left front door sill) B217 (under right front door sill) B256 (at right front of trunk) B358 B359 Back sensor return Back sensor signal Back ted1 Back ted2 Blower electronics Blower minus Blower motor speed ctrl Blower tachometer Climate controlled seat relay (at right side of luggage compt) Cool Cool ind Cool on indicator Cool switch Cushion sensor return Cushion sensor signal Cushion ted1 Cushion ted2 Defogger system Driver side climate controlled seat blower motor Driver side climate controlled seat control unit Driver side climate controlled seat switch Driver side climate controlled seat temperature dial Driver side cushion thermal electric device Driver side seat back thermal electric device Fuse 10a Fuse 15a Fuse block (j/b) 1 (behind left end of dash) Fuse, fusible link & relay box (in engine room box) Ground Heat Heat ind Heat on indicator Heat switch Hot at all times Hot in on or start Ignition run Illumination Interior lights system J10 J11 J12 J13 J14 J15 J16 J17 J18 J19 J20 Jca L1a L2a Passenger side climate controlled seat blower motor Passenger side climate controlled seat control unit Passenger side climate controlled seat switch Passenger side climate controlled seat temperature dial Passenger side seat back thermal electric device Passenger side seat cushion thermal electric device Power feed Power ground Red Rpm ctrl pwm Sensor Set point ctrl Tachometer out Ted-fin assembly Thumbwheel signal power Heated Seats Wiring Diagram for Infiniti Q45 2005 List of elements for Heated Seats Wiring Diagram for Infiniti Q45 2005: 43 (heater switch) 15b 15c 44b B162 B163 B17 (under left front door sill) B217 (under right front door sill) B362 B363 Battery Circuit breaker 2 Driver side front power seat Driver side heated seat switch Fuse 81 20a Fuse block (at right side of engine compartment) Fuse block (j/b) 1 (behind left end of dash) Ground High High ind High sig Hot at all times Hot in on or start Ignition Illum Interior lights system Left condenser Left rear power seat Left rear power seat control unit Left rear power seat switch Low Low ind Low sig M25 (behind left side of dash) Passenger side front power seat Passenger side heated seat switch Pnk Right condenser Right rear power seat Right rear power seat control unit Right rear power seat switch (heater switch) Seat back heater Seat cushion heater Passenger"s Power Seat Wiring Diagram for Infiniti Q45 2005 List of elements for Passenger"s Power Seat Wiring Diagram for Infiniti Q45 2005: 59 15a 4d m1 Auto return cancel switch B162 B163 B168 B17 (under left front door sill) B217 (under right front door sill) B362 B363 B368 Back Batt Bcm (behind left kick panel) Bwd Cancel Cancel sw Circuit breaker 2 Door sw Forw Fuse block (j/b) 1 (behind left end of dash) Fwd Ground Hot at all times Illum Interior lights system Left rear door lock assembly (door switch) Left rear power seat Left rear power seat control unit Left rear power seat sliding motor Left rear power seat sliding switch Lifting switch (front) Lifting switch (rear) M25 (behind left side of dash) Open Passenger side front power seat Passenger side lifting motor (front) Passenger side lifting motor (rear) Passenger side power seat switch Passenger side reclining motor Passenger side sliding motor Pnk Reclining switch Red Right rear door lock assembly (door switch) Right rear power seat Right rear power seat control unit Right rear power seat sliding motor Right rear power seat sliding switch Sens ground Sensor Slide switch Sliding mot (back) Sliding mot (for) Sliding sensor Sliding sw (back) Sliding sw (for) W/ heated seat w/o heated seat W/o heated seat w/ heated seat
POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagram for Infiniti Q45 2005 List of elements for Power Top/Sunroof Wiring Diagram for Infiniti Q45 2005: 31 16b 20b Auto close Auto open Bat Body control module (behind left kick panel) Circuit breaker Close Cpu Down E203 Encoder Fuse 1 10a Fuse 3 10a Fuse block (j/b) 1 (behind left end of dash) Gnd Headlights system Hot at all times Hot in on or start Ign Limit switch M24 (behind left side of dash) M25 (behind left side of dash) Open Pnk Rap output Red Slide switch Sun roof motor assembly (at front of sun roof opening) Sun roof switch Tilt switch
POWER WINDOWS Power Windows Wiring Diagram for Infiniti Q45 2005 List of elements for Power Windows Wiring Diagram for Infiniti Q45 2005: 57 (in left rear door) left rear door control unit (in right rear door) right rear door control unit 20b 5d m1 Auto dn Auto dn dn Auto up B17 (under left front door sill) B217 (under right front door sill) Bat Body control module (bcm) (behind left kick panel) Circuit breaker 1 Circuit breaker 2 D38 D39 D58 D59 D78 D79 Data line Data line a-3 Down Driver door control unit Driver side Driver side front door key cylinder switch Driver side front power window motor (in driver's door) Encoder Encoder pwr Front power window main switch Front power window sub- switch Fuse 10a Fuse block (j/b) 1 (behind left end of dash) Ground Hot at all times Hot in on or start Ign Illum Left rear power window motor (in left rear door) Left rear power window sub-switch Limit sw Local data line Lock Lock sw M114 (behind right side of dash) M24 (behind left side of dash) Pass- enger side Passenger door control unit (in front passenger's door) Passenger side front power window motor (in front passenger's door) Pulse Pwr Rear left Rear right Right rear power window motor (in right rear door) Right rear power window sub-switch Unlk Unlock Unlock sw Rear Window Sun Shade Wiring Diagram for Infiniti Q45 2005 List of elements for Rear Window Sun Shade Wiring Diagram for Infiniti Q45 2005: 14 B217 (under right front door sill) E201 E24 (on right front strut tower) Fuse 10a Fuse block (j/b) 1 (behind left end of dash) Hot in acc or on Illumination Interior lights system Pnk Rear control cancel switch Rear sunshade cancel relay (behind right rear wheel well) Rear sunshade front switch Rear sunshade rear switch Rear sunshade unit (at right "c" pillar)
RADIO Radio Wiring Diagram (1 of 2) for Infiniti Q45 2005 List of elements for Radio Wiring Diagram (1 of 2) for Infiniti Q45 2005: 74 (at right "c" pillar) antenna amplifier 23r Acc Ant signal Antenna amp Audio out lh+ Audio out lh- Audio out rh(+) Audio out rh(-) Audio out shld Audio unit B115 B116 B17 (under left front door sill) B184 B185 B217 (under right front door sill) Back up Bat Bus (+) Bus (-) Cd auto changer Chg earth Chg lh input (+) Chg lh input (-) Chg req Chg rh input (+) Chg rh input (-) Chg-hu Fuse 21 10a Fuse 4 10a Fuse 52 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 run Hu-chg Ill Ill cont Illum ctrl Instrument cluster system Interior Interior lights system Jumping connector (for satellite radio receiver) Lh (+) out Lh (-) out Light switch Lights system M114 (behind right side of dash) M86 M87 M88 Mute Nca Nds-chg Pnk Power windows system Rear control cancel relay (behind right rear wheel well) Rear control cancel switch Red Req Req2 Rh (+) out Rh (-) out Rxd Shield Shield earth Sig earth Source chg Txd Window ant Window antenna (main) Window antenna (sub) Radio Wiring Diagram (2 of 2) for Infiniti Q45 2005 List of elements for Radio Wiring Diagram (2 of 2) for Infiniti Q45 2005: 66 (at center front of trunk) Acc B231 B232 B233 B234 B256 (at right front of trunk) Bat Bose speaker amplifier Bus (+) Bus (-) Center instrument speaker Combination switch (spiral cable) Data out Display Fr sp lh (+) Fr-sp lh (-) Fr-sp rh (+) Fr-sp rh (-) Fuse, fusible link & relay box (in engine room box) Fusible link j 30a Gnd Ground Horns system Hot at all times Inst ctr (+) Inst ctr (-) Inst lh (+) Inst lh (-) Inst rh (+) Inst rh (-) Left front door speaker Left instrument speaker Left rear door speaker M25 (behind left side of dash) M441 M53 Mic (+) Mic (-) Mic (shield) Micro+ Micro- Microphone (front of roof, under headliner) Multifunction switch Nca Pnk Radio in lh (-) Radio in lh (+) Radio in rh (+) Radio in rh (-) Rear control switch Red Right front door speaker Right instrument speaker Right rear door speaker Rr-sp lh (+) Rr-sp lh (-) Rr-sp rh (+) Rr-sp rh (-) Rx rr Rx strg Shield Switch steering Woofer Woofer (+) Woofer (-)
SHIFT INTERLOCK Shift Interlock Wiring Diagram for Infiniti Q45 2005 List of elements for Shift Interlock Wiring Diagram for Infiniti Q45 2005: 36 (on bracket, above brake pedal) stop lamp switch A/t device Bat (+) Brake sw Combination meter Detent sw (key) Detent sw (shift) Detention switch (key) Detention switch (shift) Exterior lights system Fuse 12 10a Fuse 17 15a Fuse 19 15a Fuse 32 10a Fuse 8 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 on or start Ign sw Inserted Instrument cluster system Key lock sol Key lock solenoid Key switch & key lock solenoid M115 (behind right side of dash) M145 Others Red Shift lock control unit (behind dash, left of steering column) Shift lock sol Shift lock solenoid Unified meter control unit Vsp sig Withdrawn
STARTING/CHARGING Charging Wiring Diagram for Infiniti Q45 2005 List of elements for Charging Wiring Diagram for Infiniti Q45 2005: 18 (at right front of engine compartment, near battery) e307 20r Alternator Battery Charge indicator Combination meter Fuse 56 15a Fuse 9 10a Fuse block (j/b) 1 (behind left end of dash) Fuse, fusible link & relay block (j/b) (in engine room box) Hot at all times Hot in on or start M41 M43 Nca Pnk Power distribution system Starter motor Starting Wiring Diagram for Infiniti Q45 2005 List of elements for Starting Wiring Diagram for Infiniti Q45 2005: 35 14r 15r 17d 19d 21r 24r 29r 31r A/t assembly Acc Battery Charging circuit E201 E24 (on right front strut tower) Engine control module (behind glove box) F101 F26 F502 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) Fusible link g 50a Hot at all times Ignition switch Lock Nca Neut Off Park/ neutral position relay Power distribution system Red Start Start -rly Starter motor Transmission control module
SUPPLEMENTAL RESTRAINTS Supplemental Restraints Wiring Diagram (1 of 2) for Infiniti Q45 2005 List of elements for Supplemental Restraints Wiring Diagram (1 of 2) for Infiniti Q45 2005: 60 (behind left side of dash) m24 (behind right side of dash) m114 (under left front door sill) b16 (under right front door sill) b216 Air bag Air bag diagnosis sensor unit (under rear of center console) Air bag w/l As1 + As1 - As2 + As2 - B13 B213 C-lh + C-lh - C-rh + C-rh - Combination meter Data link connector (dlc) (partial) (under left side of dash) Dr1 (-), dr2 (-) Dr1 + Dr2 + Eczs + Eczs - Eczs gnd Front right side air bag module (right side of dash) Fuse 10a Fuse block (j/b) 1 (behind left end of dash) Gnd Hot in on or start Ign K-line Left lock + Left lock - Left side air bag (satellite) sensor (at left "b" pillar) Left side curtain air bag module (at left "b" pillar) M103 M43 Nca P-lh + P-lh - P-rh + P-rh - Pnk Red Right front seat belt pretensioner (base of right "b" pillar) Right lock + Right lock - Right side air bag (satellite) sensor (base of right "b" pillar) Right side curtain air bag module (at right "c" pillar) S-lh + S-lh - S-rh + S-rh - Sat lh + Sat lh - Sat rh + Sat rh - Seat buckle sw Unified meter control unit Supplemental Restraints Wiring Diagram (2 of 2) for Infiniti Q45 2005 List of elements for Supplemental Restraints Wiring Diagram (2 of 2) for Infiniti Q45 2005: 17 (under left front door sill) b17 (under right front door sill) b217 15a Combination switch (spiral cable) Crash zone sensor (at center front of engine compartment) Driver air bag module Driver side front power seat Fast- ened Front passenger air bag module Left front seat belt pre-tensioner (at left "b' pillar) Left front side air bag module (left side of vehicle) Nca Nca (at center front of engine compartment) e59 Passenger side front power seat Red Seat belt buckle switch Un- fastened
TRANSMISSION A/T Wiring Diagram (1 of 2) for Infiniti Q45 2005 List of elements for A/T Wiring Diagram (1 of 2) for Infiniti Q45 2005: 56 A/t assembly A/t fluid temperature sensor 1 A/t fluid temperature sensor 2 Atf1 gnd Atf2 gnd D/c-1 D/c-2 Data bit1 Direct clutch solenoid F26 F27 F28 Fr/b-1 Front brake solenoid Gnd High & low reverse clutch solenoid Hlr/c-1 I/c-1 I/c-2 Inh gnd Inh-sw3 Input clutch solenoid Lc/b-1 Lc/b-2 Line pressure solenoid Low coast brake solenoid Mon Park/ neutral position switch Pnk Pressure switch 1 (fr/b) Pressure switch 2 (lc/b) Pressure switch 3 (i/c) Pressure switch 5 (d/c) Pressure switch 6 (hlr/c) Psb2 Psc2 Red Revolution sensor Sel1 Sel2 Sel3 Sel4 Shift control unit Ss gnd Ss vin Sw gnd Sw3 out T1 out T2 out Torque converter clutch solenoid Turbine Turbine revolution sensor Vcc Vign out Vin Vout A/T Wiring Diagram (2 of 2) for Infiniti Q45 2005 List of elements for A/T Wiring Diagram (2 of 2) for Infiniti Q45 2005: 78 (behind right side of dash) (right side of engine compt) a/t pv ignition relay (with a/t indicator) A/t device Atf1 Atf2 Auto Back-up lamp relay (in the fuse, fusible link & relay box) Batt Can-h Can-l Combination meter Computer data lines system Connector (dlc) (under left side of dash) Data bit1 Data link Dc sol Down E24 (on right front strut tower) Ecm relay Engine control module (behind glove box) Engine controls system Exterior lights system F8 (left front of engine compt) Fb sol Fuse 10a Fuse block (j/b) 1 (behind left end of dash) Fuse block (j/b) 2 (behind right kick panel) Gnd-c Gnd-p Hot at all times Hot in on or start Ic sol Illum Inh-sw1 Inh-sw2 Inh-sw3 atcu Inh-sw3 mon Inh-sw4 Interior lights system J/c 11 (behind upper right side of dash) J/c 16 (behind upper right end of dash) J/c 19 (behind right end of dash) J/c 25 (behind left kick panel) J/c 4 (behind upper left side of dash) J/c 5 (behind left side of dash) K-line Lcb sol Lp sol M114 M24 (behind left side of dash) M25 (behind left side of dash) Manual Mode select switch Nca Pnk Position select switch Psb2 Psc2 Pvign Rc sol Red Rev rly Sel1 Sel2 Sel3 Sel4 Ssoff Start rly Starting/ charging system Tcc sol Transmission control module (behind glove box) Turbine 1 Turbine 2 Unified meter control unit Vign Vign out Vsp1
TRUNK, TAILGATE, FUEL DOOR Trunk & Fuel Door Release Wiring Diagram for Infiniti Q45 2005 List of elements for Trunk & Fuel Door Release Wiring Diagram for Infiniti Q45 2005: 72 (behind left end of dash) (behind right kick panel) 10d m1 20d 4a m1 6n m145 A/t device (detention switch key) Auto trunk buzzer 1 (at front of luggage compt) Auto trunk buzzer 2 (in front of luggage compt) Auto trunk control unit (at rear of luggage compartment) Auto trunk motor (front of luggage compartment) B110 B111 B17 (under left front door sill) B2 6j B217 (under right front door sill) Bat Body control module (bcm) (behind left kick panel) Buzzer Close Close sig Close+ Cluster system Clutch Clutch solenoid Combination meter Computer data lines system Control unit Detent shift sw E201 1e E24 (on right front strut tower) Encoder + Encoder gnd Encoder sig Fuel lid opener actuator (on right side of trunk) Fuel lid opener switch Full up Fuse 15 20a Fuse 3 10a Fuse 32 10a Fuse block (j/b) 1 Fuse block (j/b) 2 Gnd Hot at all times Key switch & key lock solenoid (key switch) Keyless open sig Keyless trunk open Lfup sw Lid full position switch Lock sw M24 (behind left side of dash) Off Open Open+ Other Pnk Rotary sensor Speed sig Sw open sig Trunk lid & fuel lid opener switch Trunk lid close switch (center of trunk lid) Trunk lid lock switch (center of trunk lid) Trunk lid opener actuator (center of deck lid) Trunk lid opener cancel switch Trunk lid opener relay Trunk lid opener switch Trunk opener Trunk opener switch Trunk sw Unified meter Wd sw Weather strip detection switch Trunk Pull-Down Wiring Diagram for Infiniti Q45 2005 List of elements for Trunk Pull-Down Wiring Diagram for Infiniti Q45 2005: 21 B2 6j B217 (under right front door sill) B56 B57 (at center rear of vehicle) B601 Close switch Fuse 15 20a Fuse block (j/b) 1 (behind left end of dash) Gnd Hot at all times Lock sw Nca Output Pnk Power Stop switch Trunk closure cont Trunk closure control unit (at center rear of trunk) Trunk closure motor Trunk lid lock switch (center of trunk lid) Trunk lid striker switch (above center of rear bumper)
WARNING SYSTEMS Chime Wiring Diagram for Infiniti Q45 2005 List of elements for Chime Wiring Diagram for Infiniti Q45 2005: 52 (behind dash, left of steering column) (behind left side of dash) m24 15a 1st 20b 2nd 7c m1 Auto B17 (under left front door sill) Bat Belt ind Body control module (behind left kick panel) Buckle sw Chime Combination meter Combination switch (lighting switch) Door ind Door sw (dr) Dr warn lamp Exterior lights system Front door switch (driver side) Front power seat (driver side) Fuse 1 10a Fuse 10a Fuse 3 10a Fuse 6 10a Fuse block (j/b) 1 (behind left end of dash) Fuse block (j/b) 2 (behind right kick panel) Gnd Headlamp battery saver control unit Hot at all times Hot in on or start Ign sw Ignition Indicator Key sw Key switch & key lock solenoid Lt sw (1st) M115 (behind right side of dash) M145 M33 M34 M43 Off Pre-crash seat belt control unit (right side of luggage compt) Seat belt buckle switch Seat blt sw T/l sw1 T/l sw2 Tail/l rly Unified meter control unit Warning chime Tire Pressure Monitoring Wiring Diagram for Infiniti Q45 2005 List of elements for Tire Pressure Monitoring Wiring Diagram for Infiniti Q45 2005: 38 (behind left 19b Acc Antenna Antenna signal Batt Combination Commi (bus+) Commi (bus-) Commi (gnd) Computer data lines system Diag-id input End of dash) Exterior lights system Fuse 10a Fuse block (j/b) 1 Ground Hazard Hot at all times Hot in acc or on Hot in on or start Ign Led Low tire pressure warning control unit (behind center of dash) Low voltage detection circuit M25 (behind left side of dash) M41 M424 M43 M84 Meter Navigation system Nca Pnk Speed input Tire pres- sure ind Tire pressure warning check switch Unified meter control unit
WIPER/WASHER Wiper/Washer Wiring Diagram for Infiniti Q45 2005 List of elements for Wiper/Washer Wiring Diagram for Infiniti Q45 2005: 55 20b Auto stop Bat Body control module (bcm) (behind left kick panel) Combination meter Combination switch (front wiper switch) Computer data lines system Data link connector (under left side of dash) E204 E215 E24 (on right front strut tower) E62 (on left front fenderwell, near engine oil level gauge) E62 (on left front fenderwell, near engine oil level gauge) Front washer motor (in washer fluid reservoir) Front wiper motor (on left side of firewall) Front wiper rain relay (right side of engine compt) Front wiper relay (in fuse, fusible link & relay box) Fuse 1 10a Fuse 3 10a Fuse 34 20a Fuse 9 10a Fuse block (j/b) 1 (behind left end of dash) Fuse block (j/b) 2 (behind right kick panel) Gnd High Hot at all times Hot in on or start Ign Int Int (vr) Low M115 (behind right side of dash) M24 (behind left side of dash) M41 M42 M43 Mist Move Off Pnk Rain sensor Rain sensor (on windshield) Red Sensor output Speed signal Stop Unified meter control unit Variable intermittent wiper volume Wash Washer level switch (in washer fluid reservoir) Wiper amp Wiper sw (int) Wiper sw (wsh) Wipr auto stop Wipr hi output
