Diagram sections — 31 (74 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY CONTROL MODULES COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS 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 2) for BMW X3 30i 2004 List of elements for Automatic A/C Wiring Diagram (1 of 2) for BMW X3 30i 2004: 31 (right door sill) x490 Air distribution flap motor Blower motor Blower output stage Computer data lines system Defogger system Defroster flap motor Evaporative temperature sensor Fuse f28 5a Fuse f37 60a Fuse f50 40a Fuse f62 7.5a Fuse f63 7.5a Heating & a/c system Hot at all times Hot in run & start Interior lights system Left fresh air recirculated air flap motor Mix air temperature sensor Nca Power distribution (right side of dash) Right fresh air recirculated air flap motor Ventilation flap motor Water valve X10015 X10016 X18341 X18348 X490 (right door sill) X608 X610 Automatic A/C Wiring Diagram (2 of 2) for BMW X3 30i 2004 List of elements for Automatic A/C Wiring Diagram (2 of 2) for BMW X3 30i 2004: 17 (right side of dash) a/c compressor relay Auc sensor Coolant pressure sensor (right front wheelwell) Digital motor electronics (dme) control unit Electric fan Engine coolant temperature sensor Engine electronics fuse carrier Fuse f03 20a Hot w/ dme relay energized Nca Outlet temperature sensor Refrigerant compressor control valve Solar sensor X166 (right front engine compt) (w/ 390watts) x167 (right front wheelwell) (w/ 600watts) X60003 X60004 X8680 Manual A/C Wiring Diagram (1 of 2) for BMW X3 30i 2004 List of elements for Manual A/C Wiring Diagram (1 of 2) for BMW X3 30i 2004: 30 (right kick panel) x490 Air distribution flap motor Blower motor Blower output stage (right side of dash) Computer data lines system Defogger system Defroster flap motor Evaporative temperature sensor Fuse f28 5a Fuse f37 60a Fuse f50 40a Fuse f62 7.5a Heating & a/c system Hot at all times Hot in run & start Interior lights system Left fresh air recirculated air flap motor Mix air temperature sensor Nca Power distribution (right side of dash) Right fresh air recirculated air flap motor Ventilation flap motor Water valve X10015 X10016 X18341 X18348 X490 (right kick panel) X608 X610 Manual A/C Wiring Diagram (2 of 2) for BMW X3 30i 2004 List of elements for Manual A/C Wiring Diagram (2 of 2) for BMW X3 30i 2004: 16 (right side of dash) a/c compressor relay Air distribution microswitch Coolant pressure sensor (right front wheelwell) Digital motor electronics (dme) control unit Electric fan Engine coolant temperature sensor Engine electronics fuse carrier Fuse f03 20a Hot w/ dme relay energized Nca Outlet temperature sensor Refrigerant compressor control valve X166 (right front engine compt) (w/ 390watts) x167 (right front wheelwell) (w/ 600watts) X60003 X60004 X8680
ANTI-LOCK BRAKES Anti-lock Brakes Wiring Diagram for BMW X3 30i 2004 List of elements for Anti-lock Brakes Wiring Diagram for BMW X3 30i 2004: 71 Asc passive Brake fluid Brake fluid level switch (left rear engine compt) Brake light Brake light switch (under left side of dash) Center console switch center Computer data lines system Computer data lines system x170 (left rear engine compt) D can high D can low Diag txd Digital motor electronics control unit Dsc sensor Dsc sw Dynamic stability control (dsc) (left rear engine compt) Engine electronics fuse carrier Exterior lights system Fuse f03 20a Fuse f35 40a Fuse f40 5a Fuse f53 25a Fuse f61 30a Fuse f9 5a Grd Ground Hdc ind Hdc mode Hdc sw Hot at all times Hot in run, accy or start Hot w/ dme rly energized Instrument cluster control module K-bus Led Left front wheel speed sensor Left rear wheel speed sensor Lf whl spd Light switch cluster Lr spd out Lr whl spd Navigation system Nca Park brake switch Power distribution (right side of dash) Red Rf whl spd Right front wheel speed sensor Right rear wheel speed sensor Rpa sw Rr whl out Rr whl spd Steering angle sensor dsc Telephone transceiver Term 30 Term 87 Tire defect Warn ind X10012 (center of dash) X10015 X10016 X1108 (left kick panel) X11175 X12 X1312 X13599 X1658 X170 (left rear engine compt) X18303 X1869 X60004 X8680
ANTI-THEFT Anti-theft Wiring Diagram (1 of 2) for BMW X3 30i 2004 List of elements for Anti-theft Wiring Diagram (1 of 2) for BMW X3 30i 2004: 36 Alarm system sig Anti-theft alarm system horn Battery Centerlock button sig Driver door's contact sig Dwa led sig Electrochromic interior rearview mirror Front passenger door contact sig Fuse f48 30a Fuse f49 5a Fuse f52 30a Fuse f60 25a Fuse f67 5a Fuse f9 5a General module control unit (right side of dash) Gnd Hot at all times Hot in acc, run or start Ign Interior movement detection Interior protection signal Left rear door's contact sig Power distribution (right side of dash) Right rear door contact sig Siren alarm sensor sig Tilt alarm sensor sig Tilt sensor Trunk lid contact switch Trunk lid/tailgate lock sw sig X10012 (center of dash) X10015 X10016 X253 X254 X332 X490 (right door sill) Anti-theft Wiring Diagram (2 of 2) for BMW X3 30i 2004 List of elements for Anti-theft Wiring Diagram (2 of 2) for BMW X3 30i 2004: 11 Central locking drive, trunk lid/ tailgate Hood contact switch System lock, driver's door System lock, left rear door System lock, passenger's door System lock, right rear door Trunk lid push- button/ license plate lights X10012 (center of dash) X173 (below driver's seat) X490 (right door sill) X498 (right side of luggage compt) Immobilizer Wiring Diagram for BMW X3 30i 2004 List of elements for Immobilizer Wiring Diagram for BMW X3 30i 2004: 43 A/t switch sig Acc Batt Clutch switch module Computer data lines system Digital motor electronic control unit (left rear eng compt) Electronic immobilizer control unit Ews enable for eng Ews toroidal coil Ews toroidal coil sig Fuse f14 5a Fuse f54 40a Fuse f67 5a Gnd Hot at all times Hot in accy, run & start Ign (acc/run/start) Ignition switch Instrument cluster control module K-bus sig Lock Power distribution (right side of dash) Red Run Ssg starter sig Start Start lock sw m/t sig Starter Starter sig Starting/ charging system Trans sw sig Transmission control unit X10 X10012 (center of dash) X10015 X10016 X11175 X1659 X33 X60004 X6510 X6512 X70003
BODY CONTROL MODULES Body Control Modules Wiring Diagram (1 of 2) for BMW X3 30i 2004 List of elements for Body Control Modules Wiring Diagram (1 of 2) for BMW X3 30i 2004: 58 Centerlock button Computer data lines system Data line zv remote Door locks system Drvr dr anti-trap strip Drvr dr sw sig Exterior lights system Frnt pass dr sw sig Frnt pass pwr wndw sw Fuel flap zv unit central Fuel flap zv unit unlck Fuse f49 5a Fuse f9 5a General module control unit (right side of dash) Ground Hdlght washer pump rly Hot at all times Hot in accy, run and start Int light sw Interior lights system Interval time pot K-bus sig Lf dr lock sig Lf dr zv unit lock Lf zv unit central Lf zv unit unlck Lin bus Lr dr lock sig Lr dr zv unit central Lr zv unit unlck Pass dr anti-trap strip Pass wndw reg closed Power distribution (right side of dash) Power windows system Rf zv unit central Rf zv unit lck Rf zv unit unlck Rr dr lock sig Rr dr zv unit central Rr zv unit unlck Sig int light Term 30 Term r Trunk lid sw sig Trunk, tailgate, fuel doors system Unlck drvr dr sig Unlock trunk lid Wash sw sig Wiper rest pos Wiper rly spd 2 sig Wiper sig relay Wiper sw 1 sig Wiper sw 2 sig Wiper/washer system X10012 (center of dash) X10015 X10016 X253 Body Control Modules Wiring Diagram (2 of 2) for BMW X3 30i 2004 List of elements for Body Control Modules Wiring Diagram (2 of 2) for BMW X3 30i 2004: 39 Anti-theft status Anti-theft system Central lck ground Central lck pwr Cut-off sig Drvr pwr wndw mtr Dwa led Dwa siren alarm Fr pass pwr wnd mtr Fr pass pwr wndw mtr Frnt lid sw Frnt wndw reg pwr Fuse f26 Fuse f48 30a Fuse f52 30a Fuse f60 25a Fuse f71 Fuse f71 30a General module control unit (right side of dash) Hot at all times Int protection Interior lights system L htd washer nozzle Lr pwr wndw mtr Lr pwr wndw sw Mirrors system Power distribution (right side of dash) Power windows system R htd washer nozzle Rear wiper/washer mod Rr pwr wndw mtr Rr pwr wndw sw Tilt alarm sens Washer pump Wiper/washer system X10015 X254 X332 X490 (right door sill)
COMPUTER DATA LINES Computer Data Lines Wiring Diagram for BMW X3 30i 2004 List of elements for Computer Data Lines Wiring Diagram for BMW X3 30i 2004: 86 (below driver's seat) x173 (left kick panel) x1108 Adaptive headlight Amplifier Can (+) Can (-) Cd changer Center console switch center Central information display Diag txd Digital motor electronics control unit (a6000) Driver's door module Driver's seat memory Driver's side outside mirror Dsc sensor Dynamic stability control Electronic immobilizer control unit Fuse f30 7.5a Fuse f43 5a General module control unit Heating/air conditioning system Hot at all times Hot in run or start Instrument cluster K- bus K-bus Light switch cluster Lin- bus Lin-bus Multiple restraint system control module Navigation system Nca Obd ii socket Panorama glass roof Park distance control (pdc) Passenger's side outside mirror Power distribution (right side of dash) Radio Rain/headlight sensor Rpm sig Seat occupancy recognition Servotronic Steering angle sensor Telephone transceiver Tire pressure control (rdc) Transfer box control module Transmission control Txd sig Video module Voice control system Volute spring X10015 X10016 X10170 X10218 X10266 X10390 X10513 X11175 X12 X13084 X1313 X13599 X14044 X1465 X1658 X1659 X18034 X18180 X18303 X18646 X1869 X18802 X18804 X1996 X2153 X253 X300 X60001 X60002 X60004 X610 X624 X70004 X74 X83
COOLING FAN Cooling Fan Wiring Diagram for BMW X3 30i 2004 List of elements for Cooling Fan Wiring Diagram for BMW X3 30i 2004: 11 Digital motor electronics (dme) control unit Electric fan Engine coolant temperature sensor Fuse f37 60a Hot at all times Outlet temperature sensor Power distribution (right side of dash) X10016 X166 (right front engine compt) (w/ 390watts) x167 (right front wheelwell) (w/ 600watts) X60003 X60004
CRUISE CONTROL Cruise Control Wiring Diagram for BMW X3 30i 2004 List of elements for Cruise Control Wiring Diagram for BMW X3 30i 2004: 48 A/t Anti-theft system Brake sig Brakelight switch (under left side of dash) Can (+) Can (-) Clutch sig Clutch switch module (if equipped) Computer data lines system Diag txd Digital motor electronics (dme) control unit (left rear of engine compt) Electric throttle actuator Engine electronics fuse carrier Exterior lights system Fuse f02 30a Fuse f9 5a Ground Hot in acc, run or start Hot w/ dme relay energized Left multifunction steering wheel M/t Nca Ped pos 1 sig Ped pos 2 sig Pedal position sensor Power distribution (right side of dash) Red Return Right multifunction steering wheel Strg column sw Throttle act Tp sig Transmission control unit Volute spring X01002 X01003 X01068 X01069 X10016 X10170 X1108 (left kick panel) X60001 X60002 X60003 X60004 X6454 X70004 X8680
DEFOGGERS Defoggers Wiring Diagram for BMW X3 30i 2004 List of elements for Defoggers Wiring Diagram for BMW X3 30i 2004: 22 Fuse f28 5a Fuse f68 30a Heating & a/c system Hot at all times Hot in run or start Nca Power distribution (right side of dash) Rear window defroster Rear window defroster relay (right rear quarterpanel) W/ radio W/o radio Wave trap 1 Wave trap 2 X0379 X0380 X10015 X10016 X1265 X1266 X379 X498 (right side luggage compt) X608
ENGINE PERFORMANCE
3.0L 3.0L, Engine Performance Wiring Diagram (1 of 4) for BMW X3 30i 2004 List of elements for 3.0L, Engine Performance Wiring Diagram (1 of 4) for BMW X3 30i 2004: 46 (left rear engine compt) x6454 A/t Air mass sig Air mass volt Alternator Camshaft position sensor 1 Camshaft position sensor 2 Crankshaft position sensor Cyl 1 Cyl 2 Cyl 3 Cyl 4 Cyl 5 Cyl 6 Digital motor electronics (dme) control unit (left rear of engine compt) Double knock sensor Fuel injection valves Fuel injectors relay Ground Hot film mass air flow sensor Inj 1 Inj 2 Inj 3 Inj 4 Inj 5 Inj 6 Nca Oil level sensor Oil sw Oil temperature sensor Red Sensor activ Sensor grd Sensor sig Starting/charging system Term 15 Term 30 Term 87 Throttle actv Throttle grd Throttle volt Txd sig Vanos activ X60001 X60003 X6454 (left rear engine compt) 3.0L, Engine Performance Wiring Diagram (2 of 4) for BMW X3 30i 2004 List of elements for 3.0L, Engine Performance Wiring Diagram (2 of 4) for BMW X3 30i 2004: 31 (if equipped) clutch switch module (under left side of dash) brake light switch Anti-theft system B+ potential distributor Can h Can l Characteristic map cooling thermostat Dme relay Electric throttle actuator Engine electronics fuse carrier Exhaust vanos valve Exterior lights system Fuel tank vent valve Fuse f01 30a Fuse f02 30a Fuse f03 20a Fuse f04 30a Fuse f05 30a Hot at all times Idle speed actuator Individual control intake system valve Intake vanos valve Red Red/ Transmission control module Txd X1108 (left kick panel) X64101 X64102 X70004 X8680 3.0L, Engine Performance Wiring Diagram (3 of 4) for BMW X3 30i 2004 List of elements for 3.0L, Engine Performance Wiring Diagram (3 of 4) for BMW X3 30i 2004: 28 Can h Can l Digital motor electronics (dme) control unit (left rear of engine compt) Dme rly sig Engine coolant temperature sensor Fuel tank leakage diagnostic module Fuse f29 5a Fuse f30 7.5a Fuse f36 50a Fuse f54 20a Fuse f9 5a Heated oxygen sensor 1 (behind catalytic converter) Heated oxygen sensor 1 (in front of catalytic converter) Heated oxygen sensor 2 (behind catalytic converter) Heated oxygen sensor 2 (in front of catalytic converter) Ho2s sig Hot at all times Hot in accy, run or start Hot in run or start Nca Oil pressure switch Pedal position sensor Power distribution (right side of dash) Red Transmission system X10015 X10016 X60002 3.0L, Engine Performance Wiring Diagram (4 of 4) for BMW X3 30i 2004 List of elements for 3.0L, Engine Performance Wiring Diagram (4 of 4) for BMW X3 30i 2004: 58 (behind right rear seat) electric fuel pump A/c system Abs system Air mas metr Air pmp rly Anti-theft system Brake lgt sig Can h Can l Clutch sig Comp cntrl Computer data lines system Cooling fans system Cruise control system Digital motor electronics (dme) control unit (left rear of engine compt) E-box fan Electric fan Exh flap Exhaust flap Fuel pmp rly Fuel pump relay Ground Ign coil 1 Ign coil 2 Ign coil 3 Ign coil 4 Ign coil 5 Ign coil 6 Ignition coils Immob sig Leak diag sig Nca Obd socket Outlet temperature sensor Pdl pos grd Pdl pos sig Pdl pos volt Pdl pso volt Ped pos grd Red Rr spd sig Secondary air injection pump Secondary air pump relay Secondary air- hot-film air-mass meter Sensor grd Sensor sig Speed sig Steering sw Term 15 Txd sig X166 (right front engine compt) X19527 X494 (right side of rear seat) X60004 X60005 X6176 X6177 X6454 (left rear engine compt)
EXTERIOR LIGHTS Back-up Lamps Wiring Diagram for BMW X3 30i 2004 List of elements for Back-up Lamps Wiring Diagram for BMW X3 30i 2004: 32 A/t Adaptive headlight Electrochromic interior rear view mirror Engine electronics fuse carrier Fuse f03 20a Fuse f6 10a Hot in run or start Hot w/ dme relay energized Instrument cluster control module Left back up light Left inner tail light M/t Navigation system Power distribution (right side of dash) Rear intermittent wipe/wash control module Reversing light relay Reversing light switch Right back up light Right inner tail light Trailer socket Transmission control unit W/ trailer module W/o trailer module X11002 X11175 X1276 X13004 (right side of luggage compt) X1312 X18246 X630 X70004 X8680 Exterior Lamps Wiring Diagram (1 of 2) for BMW X3 30i 2004 List of elements for Exterior Lamps Wiring Diagram (1 of 2) for BMW X3 30i 2004: 78 (center of dash) x10012 (w/ xenon headlights) (w/o xenon headlights) +5v load sens Anti-lock brakes system Brake light Cntr brk lght Computer data lines system Data cable Data cable (trailer) Exterior lights system (back-up lamps circuit) Fog Fog lght rly act sig Front load sens Fuse f106 50a Fuse f107 50a Fuse f32 5a Fuse f44 20a Fuse f9 5a Ground Haz warn sw Hazard warning/ central locking switch Headlights system Hi bm/flash sw Hot at all times Hot in acc run and start Hot in run and start Interior lights system K-bus sig Left front turn signal repeater Left head- light Left inner tail- light Lf trn sig lmp Lic plt lght Light switch cluster Lmp in haz warn sw Lr trn lght (trailer) Lt aux trn sig Lt brk lght sig Lt hdlt vert aim mtr Lt hi bm sig Lt lo beam sig Lt trn sig Lt xenon hl act Outer lt tail lght Outer rt tail lght Power distribution (right side of dash) Rear fog lght Rear load sens Reverse Rf trn sig lmp Ride height Right front turn signal repeater Right head- light Right inner tail- light Rr trn lght (trailer) Rr trn sig lmp Rt aux trn sig Rt brk lght sig Rt hdlt vert aim mtr Rt hi beam sig Rt lo bm sig Rt xenon hl act Sig locator lghting Term 15 Term 30 Term r Trn sig sw Turn X10015 X10016 X1108 (left kick panel) X12 X165 X166 (right front engine compt) X173 (below driver's seat) X490 (right door sill) X498 (right side of luggage compt) Exterior Lamps Wiring Diagram (2 of 2) for BMW X3 30i 2004 List of elements for Exterior Lamps Wiring Diagram (2 of 2) for BMW X3 30i 2004: 42 Adaptive headlight Auxiliary brake light Brake Brake light switch (under left side of dash) Digital motor electronics control module (left rear engine compt) Dimmer Direction indicator/ high beam switch Dynamic stability control (dsc) (left rear engine compt) Exterior lights system (back-up lamps circuit) Fog lght Grd Hdlt cntrl Instrument cluster control module Left tail- light Light switch cluster Light switch unit Lo beam Noise suppressor filter Photo cell Prlk lght Right tail- light Rr fog lght Tail Term 58g Trailer module Trailer socket Trunk lid push-button/ license plate lights Turn W/ radio W/o radio X06389 X10164 X1108 (left kick panel) X11175 X14259 X18303 X495 X498 (right side of luggage compt) X60004 X609 X630 X6389
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 4) for BMW X3 30i 2004 List of elements for Ground Distribution Wiring Diagram (1 of 4) for BMW X3 30i 2004: 59 (2006) crankcase breather heating Driver's door module Driver's door system lock Driver's lumbar support switch Driver's lumbar support valve block Driver's seat backrest heating Driver's seat cushion heating Driver's seat memory Driver's side footwell light Driver's side outside mirror Driver's window motor Dynamic stability control (dsc) Electric fan Electric fuel pump Fuel pump control Gong Headlight washer pump Left front airbag sensor Left front direction indicator light repeater Left rear door power window motor Left rear door system lock Left rear seat backrest heating Left rear seat cushion heating Nca Obd ii socket Panorama glass roof Park distance control Rear intermittent wipe/wash control module Rear window washer pump Right fog light Right front airbag sensor Right headlight Right horn Right rear brake pad wear sensor Right rear door power window motor Right rear seat backrest heating Right rear seat cushion heating Secondary air pump Secondary air pump relay W/ basic mirror W/ electric seat adjustment W/ sport package W/o basic mirror W/o electric seat adjustment W/o sport package Windshield washer pump Windshield wiper relay Wiper motor X0814 X0861 (right front footwell) X1465 X166 (right front engine compt) X167 (right front footwell) X170 (left rear of engine compt) X173 (below driver's seat) X18303 X494 (right side of rear seat) X814 X861 Ground Distribution Wiring Diagram (2 of 4) for BMW X3 30i 2004 List of elements for Ground Distribution Wiring Diagram (2 of 4) for BMW X3 30i 2004: 60 Adaptive headlight Brake fluid level switch Brake light switch Center console switch center Clutch switch Coolant level switch Direction indicator/ high beam headlight switch Driver's seat belt buckle contact Dsc sensor Electronic interior rear view mirror Electronic vehicle immobilizer Fog light relay Gear indicator lighting General module control module Hazard warning/ central locking switch Horn switch Left fog light Left headlight Left horn Left rear seat heating switch Light switch cluster Luggage compartment charging socket Multifunction steering wheel Multiple restraint system control module Multiple restraint system control module shield Nca Obd ii socket Passenger's seat belt buckle contact Rain/ headlight sensor Right headlight Right rear seat heating switch Seat occupancy recognition Steering angle sensor Steptronic switch Transfer box control module Volute spring W/ sport package W/o sport package Wash water level switch Wiper switch X01003 X01004 X10012 (center of dash) X10170 X1034 X1035 X1105 (left side of dash) X1106 X1108 (left kick panel) X12 X13420 X13421 X165 X18246 X1869 X2184 X253 X32 X46 (center console) X74 Ground Distribution Wiring Diagram (3 of 4) for BMW X3 30i 2004 List of elements for Ground Distribution Wiring Diagram (3 of 4) for BMW X3 30i 2004: 70 (2004 & 2005) compensator (2005 & 2006) tire pressure control Amplifier Antenna diversity Anti- theft alarm system horn Auxiliary brake light Blower output stage Cd changer Central information display Eject box Emergency call button Flashlight charging socket Front cigar lighter Front cigarette lighter lighting Front interior/ reading lamp General module control module Glove compt light Heating/ air conditioning system Instrument cluster control module Interior movement detector Left front make-up mirror switch Left heated washer nozzle Left rear interior light Navigation system Nca Outside mirror Panorama glass roof switch Passenger's door power window switch Passenger's door system lock Passenger's lumbar support switch Passenger's lumbar support valve block Passenger's seat adjustment switch Passenger's seat backrest heating Passenger's seat cushion heating Passenger's side Passenger's side footwell light Passenger's window motor Radio Rear cigarette lighter Right front direction indicator light repeater Right front make-up mirror switch Right heated washer nozzle Right rear door power window switch Right rear door system lock Right rear interior light Right rear window motor Satellite receiver Servo- tronic Steering wheel heating Steering wheel heating control module Telephone transceiver Video module Voice control system Volute spring W/ stereo W/o stereo X01007 X01010 X10266 X11175 X13016 (right side of luggage compt) X1313 X1492 X18126 X18802 X332 X490 (right door sill) X495 X606 X610 Ground Distribution Wiring Diagram (4 of 4) for BMW X3 30i 2004 List of elements for Ground Distribution Wiring Diagram (4 of 4) for BMW X3 30i 2004: 31 Dme control module Fuel injectors relay Ignition coil (cyl 1) Ignition coil (cyl 2) Ignition coil (cyl 3) Ignition coil (cyl 4) Ignition coil (cyl 5) Ignition coil (cyl 6) Left inner taillight Left taillight Luggage compt charging socket Nca Noise suppression filter Oil level sensor Rear intermittent wipe/wash control module Rear window defroster Right inner taillight Right taillight Trailer module Trailer socket Transmission control Trunk lid central locking drive Trunk lid push- button/ license plate lights Wave trap 2 X498 (right side of luggage compt) X60001 X6176 X6177 X6454 (left rear of engine compt) (a/t) X6454 (left rear of engine compt) (m/t) X70001
HEADLIGHTS Adaptive Front Lighting Wiring Diagram for BMW X3 30i 2004 List of elements for Adaptive Front Lighting Wiring Diagram for BMW X3 30i 2004: 23 (center of dash) x10012 Adaptive headlight Brake light switch Computer data lines system Exterior lights system Fuse f23 5a Fuse f58 7.5a Fuse f9 5a Hot at all times Hot in acc, run and start Hot in run or start Left headlight Load sensor Power distribution (right side of dash) Ride height sensor Right headlight X10012 (center of dash) X10015 X10016 X1034 X1035 X10513 X1108 (left kick panel) Headlamps Wiring Diagram (1 of 2) for BMW X3 30i 2004 List of elements for Headlamps Wiring Diagram (1 of 2) for BMW X3 30i 2004: 66 Anti-lock brakes system Brake light Cntr brk lght Computer data lines system Data cable Data cable (trailer) Exterior lights system Fog light rly Frnt load sens +5v Frnt load sens gnd Frnt load sens sig Fuse f106 50a Fuse f107 50a Fuse f15 5a Fuse f32 5a Fuse f9 5a Ground Haz warn sw Hi bm/flash sw Hot at all times Hot in acc run and start Hot in run and start Interior lights system K-bus sig Left high beam height control stepper motor Lf trn sig ind Lic plt lght Light switch cluster Lmp in haz warn sw Load sensor Lr trn lght (trailer) Lt aux trn sig Lt brk lght sig Lt hdlght ht ctrl mtr Lt hi beam sig Lt lo beam sig Lt taillight Lt trn sig Lt xenon hl act Power distribution (right side of dash) Rain/headlight sensor Rear load sens +5v Rear load sens gnd Rear load sens sig Rf trn sig ind Ride height sensor Right high beam height control stepper motor Rr fog lght Rr trn lght (trailer) Rr trn sig lmp Rt aux trn sig Rt brk lght sig Rt hdlght ht ctrl mtr Rt hi beam sig Rt lo bm sig Rt taillight Rt xenon hl act Sig locator lghting Term 15 Term 30 Term r Trn sig sw Wiper/ washer system X10012 (center of dash) X10016 X1108 (left kick panel) Headlamps Wiring Diagram (2 of 2) for BMW X3 30i 2004 List of elements for Headlamps Wiring Diagram (2 of 2) for BMW X3 30i 2004: 38 (left front of engine compt) Dimmer Direction ind Direction indicator/ high beam switch Fog lght Fog light relay Fuse f38 15a Grd Hdlt cntrl High beam Hot at all times Instrument cluster control module Left fog light Left head- light Light switch cluster Light switch unit Lo beam Low beam On-board computer button Photo cell Power distribution (right side of dash) Prlk lght Right fog light Right head- light Rr fog lght Term 58g W/ xenon headlights W/o xenon headlights X10012 (center of dash) X10015 X10164 X1108 (left kick panel) X11175 X14259 X165 X165 (left front of engine compt) X166 (right front engine compt) Xenon
HORN Horn Wiring Diagram for BMW X3 30i 2004 List of elements for Horn Wiring Diagram for BMW X3 30i 2004: 20 (left side of dash) x1105 Fuse f5 5a Fuse f55 15a Horn relay Horn switch Hot at all times Hot in acc, run or start Left horn (except 2007) horn (2007) Nca Power distribution (right side of dash) Right horn (except 2007) horn 2 (2007) Volute spring X01004 X01008 X01009 X10015 X10016 X10170 X165 (except 2007) x490 (right door sill) (2007) X166 (right front of engine compt)
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram for BMW X3 30i 2004 List of elements for Instrument Cluster Wiring Diagram for BMW X3 30i 2004: 61 (dsc) signal warn lamp (right door sill) x490 Anti-theft systems Brake fluid level sig Brake fluid level sw Brake fluid level switch (left rear engine compt) Brake wear sensor sig Can bus high Can bus low Can h Can l Computer data lines system Computer data lines system exterior lights system Coolant level switch Coolant level too low sig Dynamic stability control (left rear engine compt) Electric fuel pump (below right rear seat) Engine controls system Exterior lights system Fuse f10 5a Fuse f34 5a Fuse f43 5a Gnd Hot at all times Hot in acc, run & start Hot in run & start Instrument cluster control module K-bus sig Left front brake pad wear sensor Left fuel tank sensor Left fuel tank sensor sig gnd Left rear sig proc wheel speed Left rear sig processed wheel speed M/t, rev, shift to + Navigation system Nca Outside temp sens Outside temperature sensor Parking brake sig Parking brake switch Power distribution (right side of dash) Right fuel tank sensor Right fuel tank sensor sig gnd Right rear brake pad wear sensor Signal warn lamp Starter sig voltage Steering column switch sig Telephone transceiver (w/o navigation) Term 15 Term 30 Term r Txd diagnostic sig Wash water level sw Wash water level switch X10012 (center of dash) X10015 X10016 X1108 (left kick panel) X11175 X18303 X494 (right side of rear seat)
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram for BMW X3 30i 2004 List of elements for Courtesy Lamps Wiring Diagram for BMW X3 30i 2004: 52 Computer data lines system Ctsy lights Driver's door system lock Driver's side footwell light Drvr door ajar Flashlight charging socket Front interior/ reading lamp Fuse f48 30a Fuse f49 5a Fuse f52 30a Fuse f6 5a Fuse f60 25a Fuse f9 5a Gear indicator lighting General module control unit (right side of dash) Glove compartment light Gong (2004 & 2005) Ground Hot at all times Hot in acc run and start Instrument illumination circuit Int light Int light sw K-bus diag Left "d" pillar interior light Left front make-up mirror light Left front make-up mirror switch Left rear door system lock Left rear interior light Lr door ajar Pass door ajar Passen- ger's side footwell light Passenger's door system lock Power distribution (right side of dash) Right "d" pillar interior light Right front make-up mirror light Right front make-up mirror switch Right rear door system lock Right rear interior light Rr door ajar Term 30 Term r Trunk lid /tailgate luggage compartment light Trunk lid central locking drive X10012 (center of dash) X10015 X10016 X173 (below driver's seat) X253 X332 X490 (right door sill) X498 (right side of luggage compt) Instrument Illumination Wiring Diagram for BMW X3 30i 2004 List of elements for Instrument Illumination Wiring Diagram for BMW X3 30i 2004: 42 Center console switch center Computer data lines system Driver's door module Eject box Emergency call button Front cigarette lighter lighting Front interior/ reading lamp Fuse f106 50a Fuse f107 50a Fuse f32 5a Fuse f9 5a Gear indicator lighting Ground Hazard warning/ central locking switch Heating/ air conditioning system Hot at all times Hot in acc run and start Hot in run and start Inst illum K-bus sig Left rear seat heating switch Light switch cluster Nca Panorama glass roof switch Passenger's door power window switch Power distribution (right side of dash) Radio Right rear seat heating switch Telephone transceiver Term 15 Term 30 Term r W/ basic mirror W/o basic mirror X10012 (center of dash) X10016 X1108 (left kick panel) X12 X13016 (right side of luggage compt) X1600 X173 (below driver's seat) X490 (right door sill)
MEMORY SYSTEMS Memory Systems Wiring Diagram for BMW X3 30i 2004 List of elements for Memory Systems Wiring Diagram for BMW X3 30i 2004: 42 Backrest head Computer data lines system Data Driver's lumbar support drive Driver's lumbar support switch Driver's lumbar support valve block Driver's seat angle adjustment drive (under driver's seat) Driver's seat backrest angle adjustment drive (under driver's seat) Driver's seat backrest head adjustment drive Driver's seat forward/backward adjustment drive (under driver's seat) Driver's seat head restraint adjustment drive Driver's seat height adjustment drive (under driver's seat) Driver's seat memory Fuse f65 30a Head restriant Hot at all times Lumbar sw Lumbar sw grd Nca Power distribution (right side of dash) Seat backrest Seat fwd/back Seat height Seat tilt Term 30 Term 31 W/ comfort seat system X10015 X1465 X1467 X1468 X1469 X1533 X173 (below driver's seat) X18307 X18840 X650 X731 X734 X735 X736 X737
NAVIGATION Navigation Wiring Diagram, with Multi-Information Radio for BMW X3 30i 2004 List of elements for Navigation Wiring Diagram, with Multi-Information Radio for BMW X3 30i 2004: 27 Anti-lock brakes system Computer data lines system Exterior lights system Fuse f42 10a Fuse f7 5a Ground Hot at all times Hot in run, accy or start K-bus sig Navigation system Nca Positive activation Power distribution (right side of dash) Radio Reverse sig Roof antenna Sig nav-bus Speed sig Terminal 30 Terminal r X10015 X10016 X13016 (right side of luggage compt) X1312 X1313 X13366 X13649 Navigation Wiring Diagram, with Video Module for BMW X3 30i 2004 List of elements for Navigation Wiring Diagram, with Video Module for BMW X3 30i 2004: 46 Anti-lock brakes system Central information display (cid) Computer data lines system Exterior lights system Fuse f42 10a Fuse f7 5a Ground Hot at all times Hot in run, accy or start K-bus sig Left rear window antenna Left tv antenna Navigation sig Navigation system Nca Pins: 1-2 (not used) Pins: 13-15 (not used) Pins: 4-6 (not used) Pins: 9-11 (not used) Positive activation Power distribution (right side of dash) Radio Red Reverse sig Right rear window antenna Right tv antenna Roof antenna Speed sig Term 30 Video module (rear center of rear compt) X01074 X01075 X10015 X10016 X13016 (right side of luggage compt) X1312 X1313 X13346 X13347 X13348 X13349 X13366 X13649 X18802 X18804 X18806 Navigation Wiring Diagram, without Video Module for BMW X3 30i 2004 List of elements for Navigation Wiring Diagram, without Video Module for BMW X3 30i 2004: 30 Anti-lock brakes system Central information display (cid) Computer data lines system Exterior lights system Fuse f42 10a Fuse f7 5a Ground Hot at all times Hot in run, accy or start K-bus sig Navigation sig Navigation system Nca Positive activation Power distribution (right side of dash) Radio Reverse sig Roof antenna Shield Speed sig Terminal 30 Terminal r X10015 X10016 X13016 (right side of luggage compt) X1312 X1313 X13366 X13649 X18802 Parking Assistant Wiring Diagram for BMW X3 30i 2004 List of elements for Parking Assistant Wiring Diagram for BMW X3 30i 2004: 30 (right side of rear seat) x494 Center console switch center Computer data lines system Fuse f24 5a General module control unit Gong Hot in run or start Left front center ultrasonic sensor Left front ultrasonic sensor Left rear center ultrasonic sensor Left rear ultrasonic sensor Park distance control (pdc) Parking aid speaker Power distribution (right side of dash) Right front center ultrasonic sensor Right front ultrasonic sensor Right rear center ultrasonic sensor Right rear ultrasonic sensor W/ 2004 & 2005 early prod W/0 2004 & 2005 early prod X10012 (center of dash) X10016 X173 (below driver's seat) X18013 X18362 X254 X300 X332 X363 X522
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 6) for BMW X3 30i 2004 List of elements for Power Distribution Wiring Diagram (1 of 6) for BMW X3 30i 2004: 90 (right side of luggage compt) Alternator Amplifier Battery Blower output stage Driver's lumbar support switch Driver's seat memory Dsc steering angle sensor Electric fan Flashlight charging socket From a fuse f106 (diagram 1 of 6) Front cigar lighter Fuse box (in right side of rear compt) Fuse f0001 40a Fuse f102 80a Fuse f105 50a Fuse f106 50a Fuse f107 50a Fuse f108 250a Fuse f109 40a Fuse f37 60a Fuse f40 5a Fuse f43 5a Fuse f47 20a Fuse f50 40a Fuse f55 15a Fuse f56 5a Fuse f65 30a Fuse f68 30a Fuse f69 5a Fuse f70 30a Fuse f71 30a Fuse f80 40a Fuse f81 30a Gear indicator light General module control module Horn relay Instrument cluster control module Jump start terminal point Light switch cluster Luggage compartment charging socket Nca Obd ii socket Passenger's lumbar support switch Passenger's seat adjustment switch Power distribution (right side of dash) Rear cigarette lighter Rear fuse holder Rear window defroster relay Red Servotronic Starter Tire pressure control (rdc) To b+ potential distributor (diagram 2 of 6) To fuse f35 (diagram 3 of 6) To fuse f65 (diagram 1 of 6) To ignition switch (diagram 5 of 6) Trailer module Trailer socket preparation Transfer box control module Transmission control Vvt gear relay W/ electric seat adjustment W/ top hifi radio W/ trailer module W/o electric seat adjustment W/o top hifi radio W/o trailer module X10 X10001 X10002 X10015 X10016 X10209 X10266 X10272 X10299 X12 X1276 X13020 X18090 X2153 X332 X490 (right door sill) X498 X6400 X6402 X6404 X70001 X8683 Power Distribution Wiring Diagram (2 of 6) for BMW X3 30i 2004 List of elements for Power Distribution Wiring Diagram (2 of 6) for BMW X3 30i 2004: 39 A/c compressor relay B+ potential distributor Camshaft position sensor 1 Camshaft position sensor 2 Crankshaft position sensor Digital motor electronics control unit Dme relay Dsc sensor Dynamic stability control (dsc) E-box fan Engine electronics fuse carrier Exhaust flap From fuse f102 (diagram 1 of 6) Fuel injectors relay Fuel pump relay Fuel tank leakage diagnostic module Fuse f01 30a Fuse f02 30a Fuse f03 20a Fuse f04 30a Fuse f05 30a Hot film mass air flow sensor Ignition coils Nca Oxygen sensor Red Reverse light relay Secondary air pump relay Secondary air-hot- film-mass meter Steering angle sensor To dme control module (diagram 3 of 6) Transmission control module X18326 X60001 X60002 X64101 X64102 X70001 X8680 Power Distribution Wiring Diagram (3 of 6) for BMW X3 30i 2004 List of elements for Power Distribution Wiring Diagram (3 of 6) for BMW X3 30i 2004: 60 Amplifier Antenna diversity Cd changer Central information display (cid) Characteristic map cooling thermostat Digital motor electronics control unit Dynamic stability control Fog light relay From d fuse f47 (diagram 1 of 6) From fuse f02 (diagram 2 of 6) From g fuse f42 (diagram 3 of 6) Fuel tank vent valve Fuse f35 40a Fuse f36 50a Fuse f38 15a Fuse f41 30a Fuse f42 10a Fuse f44 20a Fuse f45 20a Fuse f46 20a Fuse f48 30a Fuse f49 5a Fuse f51 30a Fuse f52 30a Fuse f53 25a Fuse f60 25a General module control unit Headlight washer relay Idle actuator Individual control intake system valve Navigation system Nca Panorama glass roof Power distribution (right side of dash) Radio Rear intermittent wipe/wash control module Red Satellite receiver Secondary air pump relay Terminal 15 load- shedding relay To fuse f44 (diagram 3 of 6) To fuse f54 (diagram 4 of 6) Trailer socket preparation Vanos solenoid valve -exhaust Vanos solenoid valve -intake Video module W/ hifi radio W/ stereo radio W/ trailer module W/o trailer module X10015 X10016 X10266 X1276 X18303 X253 X332 X60001 X606 X630 Power Distribution Wiring Diagram (4 of 6) for BMW X3 30i 2004 List of elements for Power Distribution Wiring Diagram (4 of 6) for BMW X3 30i 2004: 58 A/c compressor relay Adaptive headlight Anti-theft alarm system horn Center console switch center Compensator (2004 & 2005) Driver's door module (w/ memory) Driver's side outside mirror (w/ fold-in mirrors) Driver's window motor Eject box Electrochromic interior rear view mirror Electronic vehicle immobilizer From h fuse f53 (diagram 3 of 6) From i fuse f62 (diagram 4 of 6) Fuel pump control (ekps) Fuel pump relay Fuse f39 10a Fuse f54 20a Fuse f57 7.5a Fuse f58 7.5a Fuse f59 30a Fuse f61 30a Fuse f62 7.5a Fuse f63 7.5a Fuse f66 10a Fuse f67 5a Interior movement detector Left rear door power window motor Nca Passenger's side outside mirror (w/ fold-in mirrors) Passenger's window motor Power distribution (right side of dash) Right rear door power window motor Telephone transceiver Tilt sensor To fuse f39 (diagram 4 of 6) To ignition switch (diagram 5 of 6) Voice control system W/ electronically controlled fuel pump W/o electronically controlled fuel pump Water valve Windshield wiper relay X10015 X10156 X10390 X13546 X13599 X13663 X1659 X1869 X4545 X51 X623 X624 X714 X720 X744 X749 X887 Power Distribution Wiring Diagram (5 of 6) for BMW X3 30i 2004 List of elements for Power Distribution Wiring Diagram (5 of 6) for BMW X3 30i 2004: 56 A/t Acc Adaptive headlight Center console switch center Digital motor electronics control unit Driver's door module Electrochromic interior rear view mirror Electronic vehicle immobilizer F27 10a From fuse f105 (diagram 1 of 6) From fuse f106 (diagram 1 of 6) From fuse f66 (diagram 4 of 6) From l fuse f28 (diagram 5 of 6) Fuel pump control (ekps) Fuse f23 5a Fuse f24 5a Fuse f25 5a Fuse f26 5a Fuse f28 5a Fuse f29 5a Fuse f30 7.5a Fuse f31 5a Fuse f32 5a Fuse f33 5a Fuse f34 5a Heated washer nozzles thermal switch (early 2004 production) Heating/ air conditioning system Ignition switch Instrument cluster control module Light switch cluster M/t Nca Obd ii Off Oil level sensor Park distance control (pdc) Passenger's side outside mirror Power distribution (right side of dash) Rear window defroster relay Reversing light relay Reversing light switch Run Start Terminal 15 load- shedding relay To fuse f29 (diagram 5 of 6) To fuse f5 (diagram 6 of 6) Transfer box control module Transmission control unit Volute spring X10016 X10200 X10513 X1492 X1659 X60004 X70001 Power Distribution Wiring Diagram (6 of 6) for BMW X3 30i 2004 List of elements for Power Distribution Wiring Diagram (6 of 6) for BMW X3 30i 2004: 39 Airbag indicator light Brake light switch Center console switch center Clutch switch Electronic vehicle immobilizer (ews) From ignition switch (diagram 5 of 6) From m fuse f9 (diagram 6 of 6) Fuse f10 5a Fuse f11 5a Fuse f12 7.5a Fuse f14 5a Fuse f15 5a Fuse f5 5a Fuse f6 5a Fuse f7 5a Fuse f9 5a General module control module Horn relay Instrument cluster control module Left front make-up mirror light Light switch cluster Multiple restraint system control module Navigation system Nca Power distribution (right side of dash) Radio Rain/ headlight sensor Rear intermittent wipe/wash control module Rear seat entertainment preparations (2006 only) Right front make-up mirror light Seat occupancy recognition Telephone transceiver To fuse f11 (diagram 6 of 6) Voice control system Volute spring X10016 X10202 X1858 X253
POWER DOOR LOCKS Power Door Locks Wiring Diagram (1 of 2) for BMW X3 30i 2004 List of elements for Power Door Locks Wiring Diagram (1 of 2) for BMW X3 30i 2004: 24 Antenna diversity Anti-theft system Central locking fuel filter flap Computer data lines system Electronic interior rear-view mirror Fuse f48 30a Fuse f49 5a Fuse f52 30a Fuse f60 25a Fuse f67 5a Fuse f9 5a General module control unit (right side of dash) Hot at all times Hot in acc, run or start Power distribution (right side of dash) System lock, driver's door System lock, passenger's door X10015 X10016 X173 (below driver's seat) X253 X254 X332 X490 (right door sill) Power Door Locks Wiring Diagram (2 of 2) for BMW X3 30i 2004 List of elements for Power Door Locks Wiring Diagram (2 of 2) for BMW X3 30i 2004: 11 Central locking drive, trunk lid Exterior lights system Hazard warning/ central locking switch Interior lights system System lock, left rear door System lock, right rear door Trunk lid push-button/ license plate lights X10012 (center of dash) X173 (below driver's seat) X490 (right door sill) X498 (right side of luggage compt)
POWER MIRRORS Electrochromic Mirror Wiring Diagram for BMW X3 30i 2004 List of elements for Electrochromic Mirror Wiring Diagram for BMW X3 30i 2004: 28 Anti-theft led Driver's side outside mirror Elechrmc act Elechrmc act elechrmc act Electro- chromic activation Electrochromic interior rear- view mirror Exterior lights system (backup lamps) Fuse f24 5a Fuse f67 5a General module control unit (right side of dash) Gnd Hot at all times Hot in run or start Nca Passenger's side outside mirror Power distribution (right side of dash) Reverse sig Term 15 W/ outside mirror camera W/o outside mirror camera X10015 X10016 X10861 X1108 (left kick panel) X1519 X1520 X18246 X254 Power Mirrors Wiring Diagram, with Fold-Back Mirrors for BMW X3 30i 2004 List of elements for Power Mirrors Wiring Diagram, with Fold-Back Mirrors for BMW X3 30i 2004: 13 Driver's door module Driver's side outside mirror Fuse f57 7.5a Hot at all times Nca Passenger's side outside mirror Power distribution (right side of dash) X10015 X173 (below driver's seat) X490 (right door sill) X623 X624 X887 Power Mirrors Wiring Diagram, without Fold-Back Mirrors for BMW X3 30i 2004 List of elements for Power Mirrors Wiring Diagram, without Fold-Back Mirrors for BMW X3 30i 2004: 17 Driver's door module Driver's side outside mirror Fuse f25 5a Fuse f31 5a Heating Horiz Hot in run or start Nca Passenger's side outside mirror Power distribution (right side of dash) Vert X10016 X159 X173 (below driver's seat) X490 (right door sill) X624 X887
POWER SEATS Driver"s Lumbar Wiring Diagram for BMW X3 30i 2004 List of elements for Driver"s Lumbar Wiring Diagram for BMW X3 30i 2004: 12 2007 early production Driver's lumbar support motor Driver's lumbar support switch Driver's lumbar support valve block (under driver's seat) Except 2007 early production Fuse f58 10a Fuse f65 30a Hot at all times Nca Power distribution (right side of dash) X10015 X173 (below driver's seat) Heated Seats Wiring Diagram for BMW X3 30i 2004 List of elements for Heated Seats Wiring Diagram for BMW X3 30i 2004: 19 Center console switch center Computer data lines system Driver's seat backrest heating Driver's seat cushion heating Fuse f12 7.5a Fuse f33 5a Fuse f61 30a Hot at all times Hot in run or start Hot in start, run or acc Passenger's seat backrest heating Passenger's seat cushion heating Power distribution (right side of dash) X10012 (center of dash) X10015 X10016 X173 (below driver's seat) X1869 X490 (right door sill) Heated Steering Wheel Wiring Diagram for BMW X3 30i 2004 List of elements for Heated Steering Wheel Wiring Diagram for BMW X3 30i 2004: 17 Acc Hot at all times Ignition switch Lock Multifunction steering wheel Nca Red Run Start Steering wheel heating control module Steering wheel heating element Steering wheel heating temperature sensor Volute spring X01006 X01007 X1492 X490 (right door sill) Passenger Power Seat Wiring Diagram for BMW X3 30i 2004 List of elements for Passenger Power Seat Wiring Diagram for BMW X3 30i 2004: 23 Angle Back Backrest Backrest head Front Fuse f70 30a Fwd/bwd Head restraint Height Hot at all times Nca Passenger's backrest angle adjustment drive (under front passenger's seat) Passenger's forward/backward adjustment drive (under front passenger's seat) Passenger's head restraint adjustment drive Passenger's height adjustment drive (under front passenger's seat) Passenger's seat adjustment switch Passenger's seat angle adjustment drive (under front passenger's seat) Passenger's seat backrest head adjustment motor Power distribution (right side of dash) W/ comfort seat system X10015 X490 (right door sill) X604 Passenger"s Lumbar Wiring Diagram for BMW X3 30i 2004 List of elements for Passenger"s Lumbar Wiring Diagram for BMW X3 30i 2004: 17 2007 early production Except 2007 early production Fuse f58 10a Fuse f70 30a Hot at all times Nca Passenger's lumbar support motor Passenger's lumbar support switch Passenger's lumbar support valve block (under front passenger's seat) Passenger's seat adjustment switch Power distribution (right side of dash) W/ memory W/o memory X10015 X18841 X490 (right door sill) X604 Rear Heated Seats Wiring Diagram for BMW X3 30i 2004 List of elements for Rear Heated Seats Wiring Diagram for BMW X3 30i 2004: 18 Fuse f31 5a Fuse f51 30a Hot at all times Hot in run or start Interior lights system Left rear seat backrest heating Left rear seat cushion heating Left rear seat heating switch Power distribution (right side of dash) Right rear seat backrest heating Right rear seat cushion heating Right rear seat heating switch Terminal 15 load-shedding relay X10012 (center of dash) X10016 X11005 X490 (right door sill) X494 (right side of rear seat)
POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagram for BMW X3 30i 2004 List of elements for Power Top/Sunroof Wiring Diagram for BMW X3 30i 2004: 14 Computer data lines system Fuse f46 30a Glass roof motor (in overhead console) Hot at all times Interior lights system Panorama glass roof Panorama glass roof switch Power distribution (right side of dash) Visor motor X10015 X14044 X14103 X173 (below driver's seat) X490 (right door sill)
POWER WINDOWS Power Windows Wiring Diagram for BMW X3 30i 2004 List of elements for Power Windows Wiring Diagram for BMW X3 30i 2004: 23 Driver's door module Driver's window motor Fuse f48 30a Fuse f57 7.5a General module control unit (right side of dash) Hot at all times Interior lights system Left rear door power window switch Left rear door window motor Passenger's door power window switch Passenger's window motor Power distribution (right side of dash) Right rear door power window switch Right rear door window motor W/ basic mirror W/o basic mirror X10015 X173 (below driver's seat) X253 X254 X332 X490 (right door sill) X887
RADIO Base Radio Wiring Diagram for BMW X3 30i 2004 List of elements for Base Radio Wiring Diagram for BMW X3 30i 2004: 76 (partial) (right side luggage compt) (right side luggage compt) x13016 (w/ multi-information radio) Antenna Antenna diversity Cd af+ l Cd af+ r Cd af- Cd changer Computer data lines system Fuse f41 30a Fuse f42 10a Fuse f49 5a Fuse f7 5a General module control unit Ground Hot at all times Hot in run, acc or start Interior lights system K-bus Left antenna Left front loud- speaker Left front subwoofer speaker Lf + Lf - Light Mute Navi + Navi - Navigation system Nca Noise suppressor filter Pins: 10-12 (not used) Pins: 3-7 (not used) Power distribution (right side of dash) Radio Radio navi Rear window aerial Rf + Rf - Right antenna Right front loud- speaker Right front subwoofer speaker Tele af+ Tele on Telephone transceiver Term 30 Term 50 Term r Video module Voice control system W/ video module W/ voice recognition system W/o video module W/o voice recognition system X01017 X10015 X10016 X10390 X1143 X13016 X1312 X1313 X13342 X13344 X13599 X13646 X13648 X13649 X14110 X14123 X18180 X18804 X253 X9960 Premium Radio Wiring Diagram, HIFI Radio (1 of 2) for BMW X3 30i 2004 List of elements for Premium Radio Wiring Diagram, HIFI Radio (1 of 2) for BMW X3 30i 2004: 69 (right side of luggage compt) x13016 (w/ multi-information radio) Antenna Antenna diversity Av socket Av socket sh Cd af+ l Cd af+ r Cd af- Cd changer Computer (right data side lines luggage system compt) x13016 Computer data lines system Fuse f41 30a Fuse f42 10a Fuse f49 5a Fuse f7 5a General module control unit Ground Hot at all times Hot in run, acc or start Interior lights system K-bus Left antenna Lf + Lf - Light Lr + Lr - Mute Navi + Navi - Navigation system Nca Noise suppressor filter Power distribution (right side of dash) Radio Radio navi Rear window aerial Rf + Rf - Right antenna Rr + Rr - Telephone transceiver Term 30 Term r Video module Voice control system W/ video module W/o video module X01017 X10015 X10016 X10390 X1143 X1312 X1313 X13342 X13344 X13599 X13646 X13648 X13649 X14110 X14123 X18180 X18804 X253 X9960 Premium Radio Wiring Diagram, HIFI Radio (2 of 2) for BMW X3 30i 2004 List of elements for Premium Radio Wiring Diagram, HIFI Radio (2 of 2) for BMW X3 30i 2004: 40 Amplifier Ant Computer data lines system K-bus Left front mid-range speaker Left front subwoofer speaker Left front tweeter speaker Left rear mid-range speaker Lf af+ Lf af- Lft+ Lft- Lfw+ Lfw- Lr af+ Lr af- Lr mr+ Lr mr- Mute Nca Rf af+ Rf af- Rft+ Rft- Rfw+ Rfw- Right front mid-range speaker Right front subwoofer speaker Right front tweeter speaker Right rear mid-range speaker Rr af+ Rr af- Rr mr+ Rr mr- X10266 X13016 (right side of luggage compt) X18186 X18192 X537 X538 Premium Radio Wiring Diagram, Top HIFI Radio (1 of 2) for BMW X3 30i 2004 List of elements for Premium Radio Wiring Diagram, Top HIFI Radio (1 of 2) for BMW X3 30i 2004: 66 (right side of luggage compt) x13016 (w/ multi-information radio) Antenna Antenna diversity Av socket Av socket sh Cd af+ l Cd af+ r Cd af- Cd changer Computer (right data side lines luggage system compt) x13016 Computer data lines system Fuse f41 30a Fuse f42 10a Fuse f49 5a Fuse f7 5a General module control unit Ground Hot at all times Hot in run, acc or start Interior lights system K-bus L + L - Left antenna Light Mute Navi + Navi - Navigation system Nca Noise suppressor filter Power distribution (right side of dash) R + R - Radio Radio navi Rear window aerial Right antenna Telephone transceiver Term 30 Term r Video module Voice control system W/ video module W/o video module X01017 X10015 X10016 X10390 X1143 X1312 X1313 X13342 X13344 X13599 X13646 X13648 X13649 X14110 X14123 X18180 X18804 X253 X9960 X9961 Premium Radio Wiring Diagram, Top HIFI Radio (2 of 2) for BMW X3 30i 2004 List of elements for Premium Radio Wiring Diagram, Top HIFI Radio (2 of 2) for BMW X3 30i 2004: 50 Amplifier Ant Cd chgr Computer data lines system Fuse box (rear luggage compt) Fuse f102 40a Hot at all times K-bus L sub+ L sub- Left front mid-range speaker Left front subwoofer Left front tweeter speaker Left rear mid-range speaker Left rear tweeter speaker Lf a+ Lf a- Lf mr+ Lf mr- Lft+ Lft- Lr mr+ Lr mr- Lr+ Lr- Mute Nca R af+ R af- R sub+ R sub- Rf mr+ Rf mr- Rft+ Rft- Right front mid-range speaker Right front subwoofer Right front tweeter speaker Right rear mid-range speaker Right rear tweeter speaker Rr mr+ Rr mr- Rr+ Rr- Tele af+ Term 50 X10266 X13016 (right side of luggage compt) X13029 X605
SHIFT INTERLOCK Shift Interlock Wiring Diagram for BMW X3 30i 2004 List of elements for Shift Interlock Wiring Diagram for BMW X3 30i 2004: 21 B+ potential distributor Battery Engine electronics fuse carrier Fuse f04 30a Fuse f30 7.5a Ground Hot at all times Hot in run & start Ign Nca Power distribution (right side of dash) Red Shift lock Shift lock selector lever lock Transmission control X10016 X64101 X6454 (left rear engine compt) X70001 X70003 X8680
STARTING/CHARGING Charging Wiring Diagram for BMW X3 30i 2004 List of elements for Charging Wiring Diagram for BMW X3 30i 2004: 17 B+ jump start junction point Computer data lines system Digital motor electronics control unit (left rear of engine compt) Fuse f43 5a Generator Hot at all times Instrument cluster control module Power distribution (right side of dash) Red Starter X10015 X11175 X60003 X60004 X6404 X6509 X6524 Starting Wiring Diagram for BMW X3 30i 2004 List of elements for Starting Wiring Diagram for BMW X3 30i 2004: 22 A/t Acc B+ jump start junction point Clutch switch Digital motor electronics control unit (left rear of engine compt) Electronic vehicle immobilizer Generator Hot at all times Ignition switch Lock M/t Red Run Start Starter Transmission control X1108 (left kick panel) X1659 X60004 X6404 X65112 X70003
SUPPLEMENTAL RESTRAINTS Supplemental Restraints Wiring Diagram (1 of 3) for BMW X3 30i 2004 List of elements for Supplemental Restraints Wiring Diagram (1 of 3) for BMW X3 30i 2004: 20 Driver side airbag inflator assembly Driver's seat belt tensioner generator Left front door satellite Left head airbag inflator assembly Left rear side airbag inflator assembly Multiple restraints system control module (center console) Nca Passenger side airbag inflator assembly Passenger's seat belt tensioner generator Red Right head airbag inflator assembly Right rear side airbag inflator assembly X10216 X10217 X1105 (left side of dash) X14245 X14246 X1883 X1884 X74 Supplemental Restraints Wiring Diagram (2 of 3) for BMW X3 30i 2004 List of elements for Supplemental Restraints Wiring Diagram (2 of 3) for BMW X3 30i 2004: 17 (center console) x46 Computer data lines system Driver's airbag inflator assembly Instrument cluster control module Nca Only Passenger airbag deactivation switch Passenger's airbag inflator assembly Right front airbag sensor Safety battery terminal generator Seat occupancy recognition Volute spring X01004 X0661 X10170 X11175 X782 Supplemental Restraints Wiring Diagram (3 of 3) for BMW X3 30i 2004 List of elements for Supplemental Restraints Wiring Diagram (3 of 3) for BMW X3 30i 2004: 20 (center console) x46 Airbag indicator light Driver's seat belt buckle contact Fuse f11 5a Hot in accy, run & start Left b-pillar airbag sensor Left front airbag sensor Multiple restraints system control module (center console) Nca Passenger's seat belt buckle contact Power distribution (right side of dash) Right b-pillar airbag sensor Right front door satellite X10016 X1106 X275 X279 X46 (center console) X74 X861
TRANSMISSION A/T Wiring Diagram (1 of 2) for BMW X3 30i 2004 List of elements for A/T Wiring Diagram (1 of 2) for BMW X3 30i 2004: 39 B+ potential distributor Battery Electronic vehicle immobilizer Engine electronics fuse carrier Fuse f04 30a Fuse f30 7.5a Fuse f40 5a Gear ind Gear indicator lighting General module control unit Ground Hot at all times Hot in run & start Ign Immob Light switch cluster Nca Power distribution (right side of dash) Red Selector lever position switch Shift lock Shift lock selector lever lock Steptronic switch Tip down Tip up Transmission control X10012 (center of dash) X10015 X10016 X12 X1599 X1600 X1659 X332 X64101 X6454 (left rear engine compt) X70001 X70003 X8680 A/T Wiring Diagram (2 of 2) for BMW X3 30i 2004 List of elements for A/T Wiring Diagram (2 of 2) for BMW X3 30i 2004: 29 Backup lghts Can-high Can-low Computer data lines system Digital motor electronics (dme) control unit (left rear of engine compt) Hydraulic selector unit Nca Oil temp Oil temperature sensor Oss Output shaft speed sensor Pos sw Position switches Press reg Pressure regulators Red Reversing light relay Shield Solend valv Solenoid valves Transmission control Tss Turbine shaft speed sensor Txd X60001 X60002 X60004 X70004 X8505 Transfer Case Wiring Diagram for BMW X3 30i 2004 List of elements for Transfer Case Wiring Diagram for BMW X3 30i 2004: 22 Classification resistor Computer data lines system Fuse box Fuse f109 40a Fuse f29 5a Fuse f80 40a Hot at all times Hot in run or start Nca Power distribution (right side side of dash) Rear fuse box Red Transfer box control module Vtg actuator W/ top hifi sounds system W/o top hifi sounds system X10001 X10016 X10299 X2153 X2184 X70006
TRUNK, TAILGATE, FUEL DOOR Trunk & Fuel Door Release Wiring Diagram for BMW X3 30i 2004 List of elements for Trunk & Fuel Door Release Wiring Diagram for BMW X3 30i 2004: 19 Central locking drive, trunk lid Central locking fuel filter flap Fuse f48 30a Fuse f49 5a Fuse f52 30a Fuse f60 25a Fuse f9 5a General module control unit (right side of dash) Hot at all times Hot in acc, run or start Interior lights system Power distribution (right side of dash) Trunk lid push-button/ license plate lights X10015 X10016 X253 X332 X490 (right door sill) X498 (right side of luggage compt)
WARNING SYSTEMS Warning Systems Wiring Diagram for BMW X3 30i 2004 List of elements for Warning Systems Wiring Diagram for BMW X3 30i 2004: 19 Center console switch center Computer data lines system Fuse f69 5a Hot at all times Left front electronic wheel module Left front rds transmitter (behind left front wheel) Left rear electronic wheel module Left rear rdc transmitter Power distribution (right side of dash) Rdc antenna Rdc button Right front electronic wheel module Right front rdc transmitter (behind right front wheel) Right rear electronic wheel module Right rear rdc transmitter Tire pressure control (rdc) X10015 X1108 (left kick panel) X18034
WIPER/WASHER Front Wiper/Washer Wiring Diagram for BMW X3 30i 2004 List of elements for Front Wiper/Washer Wiring Diagram for BMW X3 30i 2004: 34 2004 early production Computer data lines system Except 2004 early production Fuse f15 5a Fuse f25 5a Fuse f51 30a Fuse f52 30a Fuse f59 30a General module control unit (right side of dash) Headlight washer pump Headlight washer relay Heated washer nozzles thermal switch Hot at all times Hot in run or start Hot in run, accy and start Left heated washer nozzle Nca Power distribution (right side of dash) Rain/headlight sensor (top center of windshield) (if equipped) Right heated washer nozzle Wind- shield washer pump (right side of engine compt) Windshield wiper relay Wiper motor Wiper switch X10012 (center of dash) X10015 X10016 X1108 (left kick panel) X166 (right front engine compt) X173 (below driver's seat) X253 X254 X332 X490 (right door sill) Rear Wiper/Washer Wiring Diagram for BMW X3 30i 2004 List of elements for Rear Wiper/Washer Wiring Diagram for BMW X3 30i 2004: 19 Exterior lights system Fuse f15 5a Fuse f45 20a General module control unit (right side of dash) Hot at all times Hot in run, accy and start Power distribution (right side of dash) Rear intermittent wipe/wash control module Rear window washer pump Wiper switch X10015 X10016 X1108 (left kick panel) X13057 X13268 X166 (right front engine compt) X254 X494 (right side of rear seat) X498 (right side of luggage compt)
