Diagram sections — 34 (126 total)
ACTIVE BODYWORKS AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY CONTROL MODULES COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ELECTRONIC POWER STEERING ELECTRONIC SUSPENSION ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS MEMORY SYSTEMS NAVIGATION PASSIVE RESTRAINTS 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
ACTIVE BODYWORKS Active Bodyworks Wiring Diagram for BMW M3 2012 List of elements for Active Bodyworks Wiring Diagram for BMW M3 2012: 19 (right side of rear compt) x498 Boot lid, central locking drive Car access system (under left side of dash) Fuse 15a Hot w/ terminal 30g relay energized Interior lights system Junction box (under right side of dash) Power tops system Right luggage compartment light Towing hitch release (rear of vehicle) Towing hitch release button Towing hitch release drive unit (rear of vehicle) Trailer module (right side of rear compt) X11003 X13275 X13376 X18039 X18077 X498 (right side of rear compt)
AIR CONDITIONING Automatic A/C Wiring Diagram (1 of 2) for BMW M3 2012 List of elements for Automatic A/C Wiring Diagram (1 of 2) for BMW M3 2012: 65 (under right side of dash) x490 30g sply 5v sply A/c compressor control valve Air distribution micro switch (center of dash) Auc sensor (right rear of engine compt) Auxiliary water pump (left rear of engine compt) Blower motor (behind right side of dash) Blower output stage Blower sig Can bus sig Center console switch center Computer data lines system Condensation sensor (center of windshield) Coolant pressure sensor (right front of engine compt) Electronics junction box Evaporator temperature sensor (center of dash) Footwell temperature sensor (center of dash) Fuse 10a Fuse 40a Fuse 5a Gnd Heater Heating/air conditioning system (center of dash, above radio) Hot at all times Hot w/ dme relay energized Hot w/ terminal 15 15 relay energized Hot w/ terminal 30g relay energized Independent heating circuit Junction box (under right side of dash) Lighting sig Lin bus sig Mixing air control Nca Rear compartment fresh air grille Red Roof function control center Sens gnd Sens grd Sens sig Sens sply Solar sensor (top center of dash) Stepper gnd Stepper sply Sw center sig Ventilation temperature sensor (center of dash) Volt sply Water valve (left side of auxiliary water pump) X01198 X01199 X04010 X10012 (under right side of dash) X11001 X11002 X11003 X11011 X14270 X14271 X14272 X14286 X14288 X165 (left side of engine compt) X6011 X608 X6454 (right rear of engine compt) Automatic A/C Wiring Diagram (2 of 2) for BMW M3 2012 List of elements for Automatic A/C Wiring Diagram (2 of 2) for BMW M3 2012: 29 (bottom of e-box) e-box fan (under right side of dash) x490 Air distribution flap motor (center of dash above radio) Computer data lines system Defroster flap motor (behind right side of dash) Dme control module (right rear of engine compt) Electric fan (front of engine compt) Electric fan cutoff relay (right plenum chamber e-box) Engine coolant temperature sensor (top of engine) Footwell flap motor (center of dash, above radio) Fresh air/ recirculated air flap motor (behind right side of dash) Front mixing flap motor (left side of dash) Fuse 100a Hot at all times Left mixed air flap motor (center of dash, above radio) Mixer flap motor (center of dash above radio) Nca Rear compartment mixing air flap motor (under right side of dash) Rear fuse holder (right side of rear compt) Red Right mixed air flap motor (center of dash, above radio) Ventilation flap motor X10004 X17278 X17279 X175 X60001 X60101 X60105 Independent Heating Wiring Diagram for BMW M3 2012 List of elements for Independent Heating Wiring Diagram for BMW M3 2012: 23 (except 4.0l & 2.0l twin turbo) auxiliary heater coolant pump (left side of auxiliary water pump) water valve 335is Auxiliary heater switch over valve Electronics junction box Except 335is Fuse 20a Heater Heating/air conditioning system (center of dash, above radio) Hot w/ terminal 30g relay energized Independent auxiliary heater control module (left side of front bumper) Junction box (under right side of dash) Metering pump (under vehicle) Nca X10131 X10151 X10167 X10254 X11003 X14270 X151 (left side of rear compt) X165 (left side of engine compt) X608
ANTI-LOCK BRAKES Anti-lock Brakes Wiring Diagram, with Bosch DSC for BMW M3 2012 List of elements for Anti-lock Brakes Wiring Diagram, with Bosch DSC for BMW M3 2012: 62 (left front footwell) dsc sensor (under left side of dash) x1108 Active steering (if equipped) (behind left front wheel) Brake fluid level switch (left rear of engine compt) Brake light switch (under left side of dash) Brk fld lvl Brk light Car access system (under left side of dash) Cc/m-ask Computer data lines system Cond wel spd Dme control module (except 3.0l twin turbo diesel) digital diesel electronics control module (3.0l twin turbo diesel) (right rear of engine compt) Dsc sens Dynamic stability control (dsc) (left rear of engine compt) Edc electronic damper control (right side of rear compt) Exterior lights system F-can high F-can-low Fuse 30a Fuse 40a Fuse 5a Ground Hazard warning switch Hot at all times Hot w/ term 30g relay energized Junction box (under right side of dash) Junction box electronics Left front brake pad wear sensor (behind left front wheel) Left front wheel speed sensor (front of left front wheel) Left rear wheel speed sensor (behind left rear wheel) Lf whl out Lf whl spd Lr whl spd Nca Parking brake warning switch (under center console) Pt can high Pt can low Red Rf brk pad Rf whl spd Right front wheel speed sensor (front of right front wheel) Right rear brake pad wear sensor (front of right rear wheel) Right rear wheel speed sensor (behind right rear wheel) Rr brk pad Rr whl spd Rr whl spp Sen ground Steering column switch cluster Steering gear (w/ active steering) Telephone transceiver (center of rear compt) Terminal 15 Terminal 30 Terminal 30g X1108 (under left side of dash) X13376 X13814 X14133 X170 (left side of engine compt) X1808 X1880 X60001 X9331 Anti-lock Brakes Wiring Diagram, without Bosch DSC for BMW M3 2012 List of elements for Anti-lock Brakes Wiring Diagram, without Bosch DSC for BMW M3 2012: 75 (right plenum chamber e-box) dc/dc converter (right plenum chamber) auxiliary fuse carrier (right plenum chamber) auxiliary fuse carrier 2 (under right side of dash) x10012 Active steering (if equipped) (behind left front wheel) Brake fluid level switch (left rear of engine compt) Brake light switch (under left side of dash) Brk fld lvl Brk light Car access system (under left side of dash) Cc/m-ask Center console switch cluster Computer data lines system Cond whl spd Dme control module (right rear of engine compt) Dsc sens Dsc sensor (left front footwell) Dynamic stability control (dsc) (left rear of engine compt) Edc electronic damper control (right side of rear compt) Exterior lights system F-can high F-can-low Fuse 20a Fuse 30a Fuse 40a Fuse 5a Ground Hazard warning switch Hot at all times Hot w/ terminal 30g relay energized Junction box (under right side of dash) Junction box electronics Left front brake pad wear sensor (behind left front wheel) Left front speed sensor (front of left front wheel) Left rear speed sensor (behind left rear wheel) Lf brk pad Lf whl out Lf whl spd Lr whl spd M/t Nca Parking brake warning switch (under center console) Parking brk Pt can high Pt can low Red Rf brk pad Rf whl out Rf whl spd Right front brake pad wear sensor Right front speed sensor (front of right front wheel) Right rear brake pad wear sensor (front of right rear wheel) Right rear speed sensor (behind right rear wheel) Rr brk pad Rr whl out Rr whl spd Steering column switch cluster Steering gear (w/ active steering) Tcu Terminal 15 Terminal 30 Terminal 30g W/ transmission system control dkg X11003 X11009 X11011 X13814 X140 36 X14133 X14271 X14272 X17030 X1808 X60001 X9331
ANTI-THEFT Access/Start Wiring Diagram (2 of 2) for BMW M3 2012 List of elements for Access/Start Wiring Diagram (2 of 2) for BMW M3 2012: 18 Car access system (under left side of dash) Comfort access control unit (right side of rear compt) Computer data lines system Driver's side outer door handle electronic module Front inner antenna center console Passenger's side outer door handle electronic module Rear bumper antenna Rear inner antenna luggage compartment Rear interior antenna center console Red Slide-in compartment Start-stop button X10318 X173 (under left side of dash) X256 X257 X490 (under right side of dash) X494 (right rear side of interior panel) Anti-theft Wiring Diagram (1 of 3) for BMW M3 2012 List of elements for Anti-theft Wiring Diagram (1 of 3) for BMW M3 2012: 39 (right rear side of interior panel) x494 (under left side of dash) x1108 (under left side of dash) x173 (under right side of dash) Aerial diversity (center rear of roof) Bonnet contact switch Boot lid button Car access system (under left side of dash) Computer data lines system Convertible Coupe & wagon Driver's door system lock (left front door) Electronics junction box Eletrochromic interior rear view mirror Fbd receiver Fuse 15a Glove compartment central locking drive unit (convertible) Hazard warning switch Hot at all times Hotel switch (coupe & wagon) Interior lights system Junction box (under right side of dash) Passenger's door system lock (right front door) Rear window lock (wagon) (rear compt door) Remote control receiver X04010 X10254 X1143 X13376 X14261 X14270 X14271 X14272 X14292 X14303 X256 X257 X490 X498 (wagon & coupe) (right side of rear compt) x494 (convertible) (right rear side of interior panel) Anti-theft Wiring Diagram (2 of 3) for BMW M3 2012 List of elements for Anti-theft Wiring Diagram (2 of 3) for BMW M3 2012: 29 (center of roof) interior movement detector (left side of rear compt) x151 (right rear side of interior panel) x494 Center roof function control Central locking drive fuel filler flap Central locking drive oddments compartment (convertible) Convertible Coupe & wagon Driver's rear side system lock (wagon) (left rear door) Fuse 7.5a Hot at all times Interior lights system Junction box (under right side of dash) Passenger's rear side system lock (wagon) (right rear door) Rear lid release switch (interior) Rear window button Siren & tilt alarm sensor Wagon Wave trap (wagon) X11007 X1108 (under left side of dash) X14286 X14288 X14289 X151 (left side of rear compt) X273 X274 X30055 X30056 Anti-theft Wiring Diagram (3 of 3) for BMW M3 2012 List of elements for Anti-theft Wiring Diagram (3 of 3) for BMW M3 2012: 35 (convertible) siren & tilt alarm sensor (right side of rear compt) x494 (right side of rear compt) x498 Anti- theft alarm led Boot lid central locking drive (convertible) Boot lid central locking drive (coupe & sedan) Computer data lines system Convertible Coupe & Coupe & wagon Driver's door microwave sensor Electrochromic interior rear view mirror Fuse 5a Fuse 7.5a Hot at all times Interior lights system Junction box (under right side of dash) Left rear lid lock switch Left rear microwave sensor Passenger's door microwave sensor Power distribution system Right rear lid lock switch (convertible) Right rear microwave sensor Roof function control center Wagon X11008 X14286 X14288 X14292 X14303 X151 (left side of rear compt) X256 X257 X490 (under right side of dash) X494 (right rear side of interior panel)
BODY CONTROL MODULES Footwell Control Module Wiring Diagram (1 of 2) for BMW M3 2012 List of elements for Footwell Control Module Wiring Diagram (1 of 2) for BMW M3 2012: 54 Bi-xenon activation Brake lght sig Brake light Brake/rear fog light Can high Can low Center brake light Computer data lines system Dimmer sw Exterior lights system Fog light sig Footwell module (under left side of dash) Fr level sens sig Fr side mark light sig Fuse 40a Gnd Hazard flasher sw sig Hazard sw sig Headlight ctrl sig Headlights system Height ctrl sig Hi beam sig High beam sw sig Hot at all times Interior lights Interior lights system Junction box (under right side of dash) K-bus sig Led auto hi beam Lf dir ind Lh dir ind light sig Lin bus Lin bus sig Low beam sig Low beam sw sig Mirrors system Parking lght Parking light sig Rear fog light sig Rear level sens sig Red Reverse light sig Rh aux dir ind light Rh dir ind light sig Ride height sens gnd Rr dir ind Stepper mtrs Sw lighting sig Term 30 Term 58g X11009 X1108 (under left side of dash) X14259 X14260 Footwell Control Module Wiring Diagram (2 of 2) for BMW M3 2012 List of elements for Footwell Control Module Wiring Diagram (2 of 2) for BMW M3 2012: 56 (not used) (under left side of dash) Anti-theft system Brake lght sw sig Brake/rear fog light Central locking sig Convertible Direction light sir Door contact sig Door locks & anti-theft systems Driv close pwr wind mtr Driv courtesy light Driv open pwr wind mtr Driv pwr window Drv pwr window Except convertible Exterior lights system Fog light sig Footwell module (under left side of dash) Fr pass courtesy light Fr pass pwr window Fr pass window closed Fr pass window open Fuse 30a Fuse 40a Gnd Ground Headlights & exterior lights systems Headlights system Hi beam sig Hot at all times Interior light sw sig Interior lights system Junction box (under right side of dash) Lf aux dir ind light License plate light Low beam sig Lr dir ind sig Parking light sig Power windows system R brake light Red Reverse lght sig Reverse sig Rf dir ind sig Term 15 Term 30 Term 58g sig Terminal 30 Unlock cen locking sig X10012 (under right side of dash) X11005 X11009 X14261 X173 X1771
COMPUTER DATA LINES Computer Data Lines Wiring Diagram (1 of 2) for BMW M3 2012 List of elements for Computer Data Lines Wiring Diagram (1 of 2) for BMW M3 2012: 46 (under left side of dash) Active steering (if equipped) (behind left front wheel) Car access system (under left side of dash) Car information computer cic Central information display Combox Dsc sensor (left front footwell) Dsc sensor 2 (w/ all active front steering) (under driver's seat) F can h F can l Fuse 5a Heating/air conditioning system (center of dash, above radio) Hot at all times Instrument cluster control unit Junction box (under right side of dash) Junction box electronics K can h K can l Left front seat module (under driver seat) Multiple restraint system control unit (rear of center console) Nca Obdii socket (under left side of dash) Pt can h Pt can l Radio (w/ radio) car information computer cic (w/ cic) ccc/m-ask (w/ cic) Red Siren w/ tilt alarm sensor Steering column switch cluster W/ bosch W/o bosch Wake-up X10179 X1108 X11587 X13376 X13709 X13812 X13822 X14270 X14271 X14272 X1716 X173 X275 X34130 X608 Computer Data Lines Wiring Diagram (2 of 2) for BMW M3 2012 List of elements for Computer Data Lines Wiring Diagram (2 of 2) for BMW M3 2012: 55 (not used) 3.0l twin turbo Active cruise control (center of front bumper) Battery sensor (right side of rear compt) Comfort access control module (right side of rear compt) Controller Convertible top module (ctm) Dme control module (right rear of engine compt) Dynamic stability control (dsc) (left rear of engine compt) Edc electronic damper control (right side of rear compt) Electrochromic interior rear view mirror Electronic power steering (under vehicle, near right front wheel) Except 3.0l twin turbo F can h F can l Footwell module (under left side of dash) Fuel pump control (ekps) (right rear passenger compt) Gear selector switch (m3) K can h K can l Longitudinal dynamics management (left side of dash) Panorama glass roof Park distance control (pdc) (right side of rear compt) Pt can h Pt can l Red Right front seat module (under front passenger's seat) Roof function control center Tire pressure control (rdc) (right side of rear compt) Trailer module (right side of rear compt) Transfer box control unit (under carpet, on right side footwell) Transmission control (6 speed a/t) Transmission control dkg (m3) W/ bosch dsc W/o bosch dsc Wake-up Wake-up x13663 X10387 X10594 X1276 X13039 X13709 X14102 X14260 X14286 X18034 X1808 X19594 X279 X300 X60001 X6011 X6021 X60233 X609
COOLING FAN Cooling Fan Wiring Diagram for BMW M3 2012 List of elements for Cooling Fan Wiring Diagram for BMW M3 2012: 26 (under right side of dash) x490 Computer data lines system Dme control module (right rear of engine compt) E-box fan (right rear of engine compt) Electric fan (front of engine compt) Electric fan cutoff relay (right plenum chamber e-box) Engine coolant temperature sensor (top of engine) Fuse 100a Fuse 10a Fuse 5a Hot at all times Hot w/ dme relay energized Hot w/ terminal 30g relay energized Junction box (under right side of dash) Nca Rear fuse holder (right side of rear compt) Red X10004 X11002 X11003 X17278 X17279 X175 X60001 X60101 X60105
CRUISE CONTROL Cruise Control Wiring Diagram for BMW M3 2012 List of elements for Cruise Control Wiring Diagram for BMW M3 2012: 68 (right rear of engine compt) 5v sply Accelerator pedal module (part of accelerator pedal) Activation etva Activation etva 2 Active cruise control (if equipped) (center of front bumper) Anti-theft system Apm sig Apm sply Apps sig Brake light switch (under left side of dash) Brake lt sw sig Brake lt test sig Can-h Can-l Car access system (under left side of dash) Clutch sw sig Clutch switch module (under left side of dash) Computer data lines system Dme control module (right rear of engine compt) Dynamic stability control (dsc) (if equipped) (left rear of engine compt) Electric throttle valve actuator (on right cylinder bank throttle body assembly) Electric throttle valve actuator 2 (on left cylinder bank throttle body assembly) Electronics junction box Exterior lights system F can h F can l Fuse 10a Fuse 30a Fuse 5a Gnd Hot at all times Hot w/ dme relay energized Hot w/ terminal 30g relay energized Junction box (under right side of dash) Longitudinal dynamics management (left side of dash) Pt can h Pt can l Pt-can-hi Pt-can-lo Red Rr sig Sens gnd Speed sig Steering column switch cluster Term 87 sply Throttle valve sensor (top of engine) Throttle valve sensor 2 (top center of engine) Tvp sig Valve sply W/ bosch W/o bosch Wake up X11003 X11005 X11008 X1108 (under left side of dash) X13376 X14271 X14272 X166 (right side of engine compt) X1880 X490 (under right side of dash) X60101 X60103 X60105 X6454 X6454 (right rear of engine compt)
DEFOGGERS Heated Mirrors Wiring Diagram for BMW M3 2012 List of elements for Heated Mirrors Wiring Diagram for BMW M3 2012: 17 Computer data lines system Driver's side outside Electronics junction box Fuse 30a Hot at all times Junction box (under right side of dash) Mirror Nca Passenger's side outside mirror Red X04010 X14270 X14271 X173 (3 series: under left side of dash) (z4: front of left footwell) X256 X257 X490 (z4: right kick panel) (3 series: under right side of dash) Rear Defogger Wiring Diagram for BMW M3 2012 List of elements for Rear Defogger Wiring Diagram for BMW M3 2012: 32 (left side of rear compt) x151 Convertible Coupe & sedan Fuse 250a Fuse 30a Heating/air conditioning system (center of dash, above radio) Hot at all times Junction box (under right side of dash) Junction box electronics Nca Rear fuse holder (right side of rear compt) Rear window defogger Rear window defroster (ground) lockout circuit (left side of rear window panel) Rear window defroster (positive) lockout circuit (right side of rear window panel) Rear window heated relay Red Wagon Wave trap X01058 X01059 X04010 X10209 X11006 X13020 X14095 X14096 X14272 X151 (left side of rear compt) X18264 X18265 X494 (right rear side of interior panel) X608
ELECTRONIC POWER STEERING Active Power Steering Wiring Diagram for BMW M3 2012 List of elements for Active Power Steering Wiring Diagram for BMW M3 2012: 43 Active steering (behind left front wheel) Can-bus Can-h Can-l Computer data lines system Dme control unit (right rear of engine compt) Eco valve (under starter) Eco vlv sig Electric lock (under vehicle) Except m3 Fuse 40a Gnd Hot w/ terminal 30g relay energized Junction box (under right side of dash) Nca Pos sig Red Sens gnd Sens suppy Servotronic Sig lock + Sig lock - Sol vlv Sol vlv sig Steering adjust sig steering adjust sig steering adjust sig Steering gear Steering gnd Temp sens Wake-up sig X11006 X11335 X120 X13713 X13718 X13719 X13720 X13772 X13773 X14036 X14234 X165 (left side of engine compt) X60102 X60103 Electronic Power Steering Wiring Diagram for BMW M3 2012 List of elements for Electronic Power Steering Wiring Diagram for BMW M3 2012: 19 Can h Can l Computer data lines system Electronic power steering (eps) (under vehicle, near right front wheel) Fuse 103 100a Ground Hot at all times Rear fuse holder (right side of rear compt) Red Steering torque sensor (under vehicle) Term 15 Term 30 Torq sig Wake up sig X01188 X10004 X1703 X60233 X60234 Servotronic Wiring Diagram for BMW M3 2012 List of elements for Servotronic Wiring Diagram for BMW M3 2012: 10 10a Computer data lines system Electronics junction box Fuse Hot w/ terminal 30g relay energized Junction box (under right side of dash) Servotronic valve (right front of engine) X04010 X14270 X14271
ELECTRONIC SUSPENSION Electronic Damper Control Wiring Diagram for BMW M3 2012 List of elements for Electronic Damper Control Wiring Diagram for BMW M3 2012: 30 (center of rear compt) telephone transceiver (not used) Computer data lines system Dynamic stability control (dsc) (left rear of engine compt) Edc electronic damper control (right side of rear compt) Fuse f23 20a Fuse f63 5a Hot at all times Hot w/ terminal 30g relay energized Junction box (under right side of dash) Left front acceleration sensor (in left front wheelwell) Left front damper valve (on left front shock absorber assembly) Left rear damper valve (on left rear shock absorber assembly) Nca Red Right front acceleration sensor (right front wheelwell) Right front damper valve (on right front shock absorber assembly) Right rear acceleration sensor (rear of right rear wheelwell) Right rear damper valve (on right rear shock absorber assembly) Tcu W/ navigation W/o navigation Wheel spd, sig lf Wheel spd, sig rf X11003 X11008 X1807 X1808 X498 (right side of rear compt) X9331
ENGINE PERFORMANCE
4.0L 4.0L, Engine Performance Wiring Diagram (1 of 5) for BMW M3 2012 List of elements for 4.0L, Engine Performance Wiring Diagram (1 of 5) for BMW M3 2012: 66 5v sply Acc sig Anti-theft system Brake sw sig Bsd sig Can hi Can lo Center console switch cluster Charcoal filter valve Computer data lines system Cooling fans system Dme control module (right rear of engine compt) Dme relay Fan Fuse 10a Fuse 15a Fuse 20a Fuse 30a Ground Hot at all times Junction box (under right side of dash) Mass sig Mod sply Nca Oxygen sensor 2 after catalytic converter Oxygen sensor 2 before catalytic converter (exhaust system) Oxygen sensor after catalytic converter (exhaust system, downstream of catalytic converter) Oxygen sensor before catalytic converter (exhaust system, upstream of catalytic converter) Pdl sw sig Power distribution system Pres sig Press sens Pump relay Rear axle temperature sensor (convertible) (on rear differential) Red Secondary air-hot film air mass meter (top rear of engine) Sens Sens gnd Sens sig Sig Sig- Speed sig Sply pdl Sport sig Start sig Starting/charging system Sw sig Td sig Temp sens Temp sig Test sig Val sig Value 2 Value act Value sig X11002 X11005 X11010 X4444 X60101 X60105 X6011 X6021 X6041 X6200 X6454 (right rear of of engine compt) 4.0L, Engine Performance Wiring Diagram (2 of 5) for BMW M3 2012 List of elements for 4.0L, Engine Performance Wiring Diagram (2 of 5) for BMW M3 2012: 31 (on left cylinder bank throttle body assembly) electric throttle valve actuator 2 (on right cylinder bank throttle body assembly) electric throttle valve actuator (part of accelerator pedal) accelerator pedal module (right rear of engine compt) (right rear passenger compt) fuel pump control (ekps) (right rear side of interior panel) (top of engine) (under left side of dash) (under left side of dash) brake light switch Anti- theft system Clutch switch module Computer data lines system E-box fan (bottom of e box) Engine coolant temperature sensor Exterior lights system Fuel pressure sensor (top rear of engine) Fuel tank leakage diagnostic module Intake air temperature sensor (front of engine) Intake pipe pressure sensor (top left side of engine) Nca Oil condition sensor (bottom of engine) Red Starting/ charging system Throttle valve sensor (top of engine) Throttle valve sensor 2 (top center of engine) X1108 (under left side of dash) X3507 X494 X6053 X6454 X9558 4.0L, Engine Performance Wiring Diagram (3 of 5) for BMW M3 2012 List of elements for 4.0L, Engine Performance Wiring Diagram (3 of 5) for BMW M3 2012: 28 (right rear of engine compt) (right rear of engine compt) fuel injectors relay (top of engine) fuel injector (under right rear seat) electric fuel pump Anti- theft system Can hi Can lo Car access system (under left side of dash) Dme control module (right rear of engine compt) Eng ews Idle actuator Mod fuel Mod value Oil pressure switch (top of engine) Press sig Press sw Pump mod Red Rly pump Rminal 15 Sens gnd Sens sig Vacuum sensor X13376 X60001 X60102 X6011 X6454 4.0L, Engine Performance Wiring Diagram (4 of 5) for BMW M3 2012 List of elements for 4.0L, Engine Performance Wiring Diagram (4 of 5) for BMW M3 2012: 26 (in junction box) secondary air pump relay 87a Atf temperature sensor Can hi Can lo Can terminating resistor Dme control module (right rear of engine compt) Fuse 10a Fuse 20a Fuse 40a Hot at all times Hot w/ term 30g relay energized Junction box (under right side of dash) Nca Neutral sensor Red Secondary air pump Transmission main shaft rpm sensor X11008 X11011 X166 (right side of engine compt) X60005 X6011 X6021 X6200 X6454 (right rear of engine compt) 4.0L, Engine Performance Wiring Diagram (5 of 5) for BMW M3 2012 List of elements for 4.0L, Engine Performance Wiring Diagram (5 of 5) for BMW M3 2012: 48 (1, 2, 3, 4: left engine valve cover) (5, 6, 7, 8: right engine valve cover) ignition coils cylinder (right rear of engine) crankshaft sensor (under right side of dash) x490 Dme control module (right rear of engine compt) Electric oil pump (w/o dkg twin clutch transmission) Electric vacuum pump Electric vacuum pump relay Exhaust camshaft sensor (front of engine) Exhaust camshaft sensor 2 Exhaust vanos solenoid valve (right front of engine) Exhaust vanos solenoid valve 2 (top of engine) Fuel sig Fuse f67 20a Gnd Hot at all times Ign coil Intake camshaft sensor (right front of valve cover) Intake camshaft sensor 2 (left front of valve cover) Intake vanos solenoid valve (top of engine) Intake vanos solenoid valve 2 (top of engine) Interference suppression capacitor Junction box (under right side of dash) Nca Red Sens 2 sig Sens gnd Sens sig Sply 30 Sply 87 Steering gear Value Vanos sol Vanos value X11008 X11010 X13713 X166 (right side of engine compt) X490 (under right side of dash) X60103 X60104 X60106 X60107 X6021 X60532 X6200 X6452 X6453 X6454 (right rear of engine compt)
EXTERIOR LIGHTS Backup Lamps Wiring Diagram for BMW M3 2012 List of elements for Backup Lamps Wiring Diagram for BMW M3 2012: 29 (w/ 7 speed dual clutch transmission) transmission control dkg Computer data lines system Computer system data lines Convertible & coupe Coupe & convertible Footwell module (under left side of dash) Fuse 30a Fuse 40a Hot at all times Junction box (under right side of dash) Left inner tail light (wagon) left tail light (coupe & convertible) Red Reverse Reversing light switch (m/t) Right inner tail light (wagon) right tail light (coupe & convertible) Transmission control (w/ 6 speed transmission) Wagon X10012 (under right side of dash) X11005 X11009 X1108 (under left side of dash) X14260 X14261 X151 (coupe & convertible) (left side of rear compt) X173 (under left side of dash) X494 (right rear side of interior panel) X498 (wagon) (right side of rear compt) X6011 X6454 (right rear of engine compt) Exterior Lamps & Trailer Connector Wiring Diagram, Convertible (1 of 3) for BMW M3 2012 List of elements for Exterior Lamps & Trailer Connector Wiring Diagram, Convertible (1 of 3) for BMW M3 2012: 42 (under left side of dash) x1108 Computer data lines system Daytime side/ Design Direction Driving Footwell module (under left side of dash) Fuse 20a Fuse 30a Fuse 40a Hot at all times Hot w/ bi-stable relay energized Hot w/ terminal 30g relay energized Junction box (under right side of dash) Junction box electronics Left front direction indicator light repeater Left license plate light Marker side Red Right front direction indicator light repeater Right headlight Right license plate light Side/ daytime driving W/ design light W/ led type W/o design light W/o led type X10012 (under right side of dash) X11004 X11005 X11008 X11009 X1276 X14259 X14260 X14261 X14272 X165 (left side of engine compt) X166 (right side of engine compt) X173 (under left side of dash) X1771 X494 (right rear side of interior panel) Exterior Lamps & Trailer Connector Wiring Diagram, Convertible (2 of 3) for BMW M3 2012 List of elements for Exterior Lamps & Trailer Connector Wiring Diagram, Convertible (2 of 3) for BMW M3 2012: 23 Auxiliary brake light Backup lamps circuit Brake Design Direction Driving daytime side/ Hazard warning switch Left headlight Left taillight Marker side Park Reverse Right taillight Side marker Turn W/ design light W/ led type W/o design light W/o led type X14303 X151 (left side of rear compt) X165 (left side of engine compt) X494 (right rear side of interior panel) Exterior Lamps & Trailer Connector Wiring Diagram, Convertible (3 of 3) for BMW M3 2012 List of elements for Exterior Lamps & Trailer Connector Wiring Diagram, Convertible (3 of 3) for BMW M3 2012: 31 (left rear of engine compt) dynamic stability control (dsc) (right rear of engine compt) dme control module (under left side of dash) brake light switch (under left side of dash) car access system 4.0l Active bodyworks system Backup lamps circuit Brake Computer data lines system Direction indicator/ high beam Except 4.0l Left inner taillight Light switch unit Park Reverse Right inner taillight Steering column switch cluster Trailer module (right side of rear compt) Trailer socket W/ bosch W/ led type W/o bosch W/o led type X1108 (under left side of dash) X1276 X13376 X1771 X494 (right rear side of interior panel) X498 (right side of rear compt) X60001 X60101 Exterior Lamps & Trailer Connector Wiring Diagram, Coupe (1 of 3) for BMW M3 2012 List of elements for Exterior Lamps & Trailer Connector Wiring Diagram, Coupe (1 of 3) for BMW M3 2012: 39 (under left side of dash) x1108 Computer data lines system Daytime side/ Design Direction Driving Electronics junction box Footwell module (under left side of dash) Fuse 20a Fuse 30a Fuse 40a Hot at all times Hot w/ bi-stable relay energized Hot w/ terminal 30g relay energized Junction box (under right side of dash) Left front direction indicator light repeater Left license plate light Red Right front direction indicator light repeater Right headlight Right license plate light Side marker Side/ daytime driving W/ design light W/o design light X10012 (under right side of dash) X11004 X11005 X11008 X11009 X1276 X14259 X14260 X14261 X14272 X165 (left side of engine compt) X166 (right side of engine compt) X173 (under left side of dash) X498 (right side of rear compt) Exterior Lamps & Trailer Connector Wiring Diagram, Coupe (2 of 3) for BMW M3 2012 List of elements for Exterior Lamps & Trailer Connector Wiring Diagram, Coupe (2 of 3) for BMW M3 2012: 23 Af interference suppressor filter (left side of rear window panel) Auxiliary brake light Backup lamps circuit Brake Design Direction Driving daytime side/ Hazard warning switch Left headlight Left taillight Nca Park Reverse Right taillight Side marker Turn W/ design light W/o design light X151 (left side of rear compt) X165 (left side of engine compt) X30055 X30056 X494 (right rear side of interior panel) Exterior Lamps & Trailer Connector Wiring Diagram, Coupe (3 of 3) for BMW M3 2012 List of elements for Exterior Lamps & Trailer Connector Wiring Diagram, Coupe (3 of 3) for BMW M3 2012: 28 (left rear of engine compt) dynamic stability control (dsc) (right rear of engine compt) dme control module (under left side of dash) brake light switch (under left side of dash) car access system 4.0l Active bodyworks system Backup lamps circuit Brake Computer data lines system Direction indicator/ high beam Except 4.0l Left inner taillight Light switch unit Park Reverse Right inner taillight Steering column switch cluster Trailer module (right side of rear compt) Trailer socket W/ bosch W/o bosch X1108 (under left side of dash) X1276 X13376 X494 (right rear side of interior panel) X498 (right side of rear compt) X60001 X60101
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 4) for BMW M3 2012 List of elements for Ground Distribution Wiring Diagram (1 of 4) for BMW M3 2012: 88 (4.0l) dme control unit (4.0l) electric oil pump (4.0l) trans- mission control dkg (convertible & coupe) driver's side rear door courtesy light (convertible & coupe) passenger's door courtesy light (convertible) left rear microwave sensor (convertible) passenger's door microwave sensor (coupe) driver seat belt positioner controller (coupe) rear window defroster lock out circuit (except convertible) af interference suppresser filter (except convertible) lock out circuit for rear window defogger (under right side of dash) junction box (w/ memory) (w/ memory) passenger's seat module (w/o memory) (w/o memory) passenger's seat heating module (wagon) left roller cover motor release (wagon) wave trap Active steering Auxiliary water pump Blower output stage Convertible Coupe & Dc/dc converter Driver's side rear power window switch Driver's side rear system lock Electric fan cut out relay Electronics junction box Except Front interior/ reading lamp Hard top operating unit Independent/ auxiliary heating control module Left fog light Left front direction indicator repeater light Left headlight Left heated washer jet Left horn Left tail light Luggage compartment socket outlet Metering pump Nca Passenger's door entrance light Passenger's door exit light Passenger's door power window switch Passenger's door system lock Passenger's lumbar support switch Passenger's seat adjustment switch Passenger's seat backrest width adjustment valve block Passenger's seat vacuum pump Passenger's side footwell light Passenger's side outer door handle electronic module Passenger's side outside mirror Passenger's side rear courtesy light Passenger's side rear entrance light Right heated washer jet Roof function control center Secondary air-hot film air mass meter Siren & tilt alarm sensor Transfer box control module W/ xenon Wagon Water valve Wiper motor X013709 X10151 X10167 X10594 X11010 X13718 X14095 X14145 X14270 X14286 X14287 X151 (left side of rear compt) X165 (left side of engine compt) X18265 X256 X273 X275 X279 X30055 X336 X490 (under right side of dash) X60103 X6021 X6031 X777 Ground Distribution Wiring Diagram (2 of 4) for BMW M3 2012 List of elements for Ground Distribution Wiring Diagram (2 of 4) for BMW M3 2012: 75 (3.0l & (3.0l twin turbo) electric vacuum pump (3.0l & 3.0l twin turbo diesel) radiator shutter drive unit (3.0l & 3.0l twin turbo) radiator shutter solenoid (3.0l twin turbo) electric steering coleman adjustment (3.0l) eac sensor (4.0l) center console switch cluster (4.ol) drive logic switch (convertible & coupe) driver's door courtesy light (convertible) driver's door microwave sensor (except 4.0l) sport button (except convertible) crash safety module (m/t) clutch switch module (w/ ahl) left headlight (w/ awd) dsc sensor (w/ memory) driver's seat module (w/o memory) driver's seat heating module (w/o memory) driver's side outside mirror (wagon) rear window washer pump Active cruise control Bonnet contact switch Brake fluid level switch Brake light switch Car access system Controller Coolant level switch Driver's back rest width adjustment valve block Driver's door entrance light Driver's door exit light Driver's door system lock Driver's lumbar support switch Driver's seat adjustment switch Driver's seat belt buckle contact Driver's seat vacuum pump Driver's side footwell light Driver's side outer door handle electronic module Driver's switch cluster Dynamic stability control (dsc) Electric fan Footwell module Front cigar lighter Headlight washer pump Longitudinal dynamics management Multiple restraint system control module Nca Obd ii socket Passenger's seat belt buckle contact Rear center console charging socket Rear center console charging socket 2 Rear lid release switch interior Right fog light Right front direction indicator repeater light Right headlight Right horn Roll over protection controller Seat occupancy recognition Secondary air pump relay W/ bosch W/ xenon W/0 bosch Wind screen washer pump X10254 X10590 X1108 (under left side of dash) X13376 X13709 X14260 X14261 X1441 (under center console) X166 (right side of engine compt) X170 (left side of engine compt) X173 (under left side of dash) X18069 X257 X275 X279 Ground Distribution Wiring Diagram (4 of 4) for BMW M3 2012 List of elements for Ground Distribution Wiring Diagram (4 of 4) for BMW M3 2012: 68 (3.0l & 3.0l twin turbo) electric coolant pump (3.0l twin turbo) (3.0l twin turbo) engine breather heater 1 (3.0l) disa controller (4.0l) dynamic stability control (dsc) (4.0l) secondary air pump (except convertible) right inner tail light (m/t) reversing light switch (wagon & sedan) left inner tail light (wagon) multi drive sunroof (wagon) rear window lock 3.0l Auxiliary brake light Boot lid button Boot lid central locking drive Convertible Coupe Crankshaft breather heating 1 Crankshaft breather heating 2 Dme control module Electronic damper control Electronic junction box Electronic power steering Engine breather heater 2 Engine breather heater 3 Engine breather heater 4 Except convertible Fuel injector relay Hard top drive unit relay 1 Hard top drive unit relay 2 Junction box Left inner tail light Left license plate light Nca Oil condition sensor Refrigerant compressor control valve Right inner tail light Right licence place light Right license plate light Right release roller cover motor Right tail light Steering gear shield Tire pressure control (rdc) Towing hitch release Towing hitch release drive unit Trailer module Trailer socket Transmission control Wagon X1276 X14102 X14234 X14271 X1703 X17030 X1807 X18077 X327 X498 (right side of rear compt) X60003 X6021 X60234 X60551 X60552 X6454 (3.0l & 3.0l twin turbo) (right rear of engine compt) X6455 (right side of engine coolant pump) X64553 X66399
HEADLIGHTS Adaptive Front Lighting Wiring Diagram (1 of 2) for BMW M3 2012 List of elements for Adaptive Front Lighting Wiring Diagram (1 of 2) for BMW M3 2012: 39 Computer data lines system Conve- rtible Convertible Coupe & convertible Coupe & wagon Fog Footwell module (under left side of dash) Fuse 30a Fuse 40a Hot at all times Junction box (under right side of dash) Left fog light Left headlight Left inner taillight Rain/headlight sensor (center of windshield) Red Right fog light Roof function control center Side/ daytime driving Swivel module W/ led type W/o led type Wagon X10012 (under right side of dash) X11005 X11009 X1108 (under left side of dash) X14259 X14260 X14261 X14286 X14287 X14288 X165 (left side of engine compt) X166 (right side of engine compt) X173 (under left side of dash) X1771 X494 (convertible) (right rear side of interior panel) X498 (coupe & wagon) (right side of rear compt) Adaptive Front Lighting Wiring Diagram (2 of 2) for BMW M3 2012 List of elements for Adaptive Front Lighting Wiring Diagram (2 of 2) for BMW M3 2012: 33 (left rear of engine compt) (right rear of engine compt) dme control module (right rear side of interior panel) (under left side of dash) brake light switch (under left side of dash) car access system 335i & 335xi 355is, 328xi & 328i Convertible Coupe & convertible Direction indicator/ high beam headlight switch Dynamic stability control (dsc) Fog Front ride height sensor (behind left front wheel) Light switch unit Rear ride height sensor (front of right rear wheel) Right headlight Right inner taillight Side/ daytime driving Steering column switch cluster Swivel module W/ bosch W/ led type W/o bosch W/o led type Wagon X10012 (under right side of dash) X1108 (under left side of dash) X13376 X166 (right side of engine compt) X1880 X494 X60001 X60101 Headlamps Wiring Diagram, with Xenon Lamps (1 of 2) for BMW M3 2012 List of elements for Headlamps Wiring Diagram, with Xenon Lamps (1 of 2) for BMW M3 2012: 43 Computer data lines system Conve- rtible Convertible Coupe & convertible Coupe & wagon Except convertible Fog Footwell module (under left side of dash) Fuse 30a Fuse 40a High beam/ turnoff Hot at all times Junction box (under right side of dash) Left fog light Left headlight Left inner taillight Rain/headlight sensor (center of windshield) Red Right fog light Roof function control center Side/ daytime driving Vertical aim control motor W/ led type W/o led type Wagon X10012 (under right side of dash) X11005 X11009 X1108 (under left side of dash) X14259 X14260 X14261 X14286 X14287 X14288 X165 (left side of engine compt) X166 (right side of engine compt) X173 (under left side of dash) X1771 X494 (convertible) (right rear side of interior panel) X498 (coupe & wagon) (right side of rear compt) Xenon Xenon light module Headlamps Wiring Diagram, with Xenon Lamps (2 of 2) for BMW M3 2012 List of elements for Headlamps Wiring Diagram, with Xenon Lamps (2 of 2) for BMW M3 2012: 23 (right rear side of interior panel) Convertible Coupe & convertible Direction indicator/ high beam headlight switch Except convertible Fog Front ride height sensor (behind left front wheel) High beam/ turn off Light switch unit Rear ride height sensor (front of right rear wheel) Right headlight Right inner taillight Side/ daytime driving Steering column switch cluster Vertical aim control motor W/ led type W/o led type Wagon X166 (right side of engine compt) X1880 X494 Xenon Xenon light module Headlamps Wiring Diagram, without Xenon Lamps for BMW M3 2012 List of elements for Headlamps Wiring Diagram, without Xenon Lamps for BMW M3 2012: 48 (right rear side of interior panel) Computer data lines system Conve- rtible Convertible Coupe & convertible Coupe & wagon Direction indicator/ high beam headlight switch Fog Footwell module (under left side of dash) Fuse 30a Fuse 40a High beam Hot at all times Junction box (under right side of dash) Left fog light Left headlight Left inner taillight Light switch unit Low beam Rain/headlight sensor (center of windshield) Red Right fog light Right headlight Right inner taillight Roof function control center Side/ daytime driving Steering column switch cluster W/ led type W/o led type Wagon X10012 (under right side of dash) X11005 X11009 X1108 (under left side of dash) X14259 X14260 X14261 X14286 X14287 X14288 X165 (left side of engine compt) X166 (right side of engine compt) X173 (under left side of dash) X1771 X1880 X494 X494 (convertible) (right rear side of interior panel) X498 (coupe & wagon) (right side of rear compt)
HORN Horn Wiring Diagram for BMW M3 2012 List of elements for Horn Wiring Diagram for BMW M3 2012: 25 Car access system (under left side of dash) Fanfare horn relay Fuse 15a Fuse 250a Horn switch Hot at all times Junction box (under right side of dash) Junction box electronics Left horn (left side of front bumper) Rear fuse holder (right side of rear compt) Red Right horn (right side of front bumper) Steering column switch cluster Terminal relay X01001 X04010 X10170 X10209 X11007 X11010 X13020 X13376 X14272 X165 (left side of engine compt) X166 (right side of engine compt)
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram for BMW M3 2012 List of elements for Instrument Cluster Wiring Diagram for BMW M3 2012: 35 (except m3) hot w/ bistable relay energized (m3) hot at all times (under left rear seat) (under right rear seat) Anti-lock brakes system Car information computer Ccc/m-ask Central information display Coolant level switch (right side of engine compt) Coupe Electric fuel pump (right tank half fuel level sensor) Electronics junction box Fuse 5a Hot w/ terminal 30g relay energized Instrument cluster control module Junction box (under right side of dash) Left tank half fuel level sensor Nca Outside temperature sensor (front center of bumper) Parking brake warning switch (under center console) Red Steering column switch center W/ cic W/o cic Wagon & convertible X04010 X1108 (under left side of dash) X13820 X13822 X13823 X14270 X14271 X14272 X17427 X1880 X490 (under right side of dash)
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram, with Roof Function Center (1 of 2) for BMW M3 2012 List of elements for Courtesy Lamps Wiring Diagram, with Roof Function Center (1 of 2) for BMW M3 2012: 50 Boot lid central locking drive Computer data lines system Convertible Coupe Driver's door entrance light Electronics junction box Front interior light Fuse 10a Fuse 20a Fuse 30a Fuse 40a Fuse 5a Fuse 7.5a Glove compartment light Hot at all times Hot w/ term 30g rly engerized Hot w/ terminal 15 relay energized Hot w/ terminal 30g relay energized Interior lights Junction box (under right side of dash) Left front make up mirror light Left front make up mirror switch Left luggage compa- rtment light Left rear lid lock switch Map reading light Passenger's door entrance light Rear interior light (coupe) Red Right front make up mirror light Right front make up mirror switch Right luggage compartment light Roof function control center Top light Towing hitch release drive unit (rear of vehicle) X04010 X11001 X11003 X11005 X11008 X11009 X14270 X14272 X14286 X14287 X14289 X14303 X173 (under left side of dash) X256 X257 X490 (under right side of dash) Courtesy Lamps Wiring Diagram, with Roof Function Center (2 of 2) for BMW M3 2012 List of elements for Courtesy Lamps Wiring Diagram, with Roof Function Center (2 of 2) for BMW M3 2012: 24 Computer data lines system Driver's door courtesy light Driver's door exit light Driver's side footwell light Footwell module (under left side of dash) Instrument illumination circuit Light switch unit Nca Passenger's door courtesy light Passenger's door exit light Passenger's side footwell light Rear driver's side door courtesy light Rear passenger's side door courtesy light Red X10012 (under right side of dash) X14259 X14260 X14261 X151 (left side of rear compt) X173 (under left side of dash) X256 X257 X490 (under right side of dash) X494 (right rear side of interior panel) Courtesy Lamps Wiring Diagram, without Roof Function Center for BMW M3 2012 List of elements for Courtesy Lamps Wiring Diagram, without Roof Function Center for BMW M3 2012: 49 Boot lid central locking drive Boot lid/ tailgate luggage compartment light (wagon) Computer data lines system Coupe Coupe & convertible Driver's door courtesy light Driver's door entrance light Electronics junction box Footwell module (under left side of dash) Front interior/ reading light Fuse 10a Fuse 30a Fuse 40a Glove compartment light Hot at all times Hot w/ terminal 30g relay energized Instrument illumination circuit Junction box (under right side of dash) Left luggage compartment light (wagon) Light switch unit Nca Passenger's door courtesy light Passenger's door entrance light Rear driver's side door courtesy light (coupe & conver- tible) Rear interior light Rear passenger's side door courtesy light (coupe & convertible) Rear window lock (wagon) (rear compt door) Red Right luggage compartment light Towing hitch release (rear of vehicle) Wagon X04010 X10012 (under right side of dash) X11005 X11009 X1108 (under left side of dash) X14259 X14260 X14261 X14270 X14272 X151 (left side of rear compt) X173 (under left side of dash) X256 X257 X336 X4582 X490 (under right side of dash) X494 (right rear side of interior panel) Instrument Illumination Wiring Diagram for BMW M3 2012 List of elements for Instrument Illumination Wiring Diagram for BMW M3 2012: 54 Ccc/m-ask Computer cic Coupe & convertible Driver's door courtesy light Driver's switch cluster Electronic junction box Footwell module (under left side of dash) Front cigar lighter Front interior/ reading lamp Fuse 30a Fuse 40a Gear indicator lighting Hardtop operating unit (convertible) Hazard warning switch Hot at all times Junction box (under right side of dash) Light switch unit Nca Passenger's door courtesy light Passenger's door power window switch Radio Rear driver's side door courtesy light (coupe & conver- tible) Rear driver's side power window switch (wagon & sedan) Rear lid release switch (interior) Rear passenger's side door courtesy light (coupe & convertible) Rear passenger's side power window switch (wagon) Red Steering column switch cluster Telephone retrofit packages connector W/ ccc/ m-ask W/ cic W/ radio X10012 (under right side of dash) X11005 X11009 X1108 (under left side of dash) X13016 (left rear side of interior panel) X13812 X14259 X14260 X14261 X14272 X151 (left side of rear compt) X1716 X173 (under left side of dash) X1880 X256 X257 X273 X274 X336 X490 (under right side of dash) X494 (right rear side of interior panel) X9944
MEMORY SYSTEMS Driver"s Memory Seat Wiring Diagram, Convertible (1 of 2) for BMW M3 2012 List of elements for Driver"s Memory Seat Wiring Diagram, Convertible (1 of 2) for BMW M3 2012: 21 Computer data lines system Driver backrest lock switch Driver's seat angle adjustment drive unit (under driver's seat) Driver's seat forward/ backward adjustment drive unit (under driver's seat) Driver's seat height adjustment drive unit (under driver's seat) Driver's seat module (under driver's seat) Fuse 30a Hot w/ terminal 30g relay energized Junction box (under right side of dash) Red X11006 X13534 X13989 X14012 X14691 X14692 X1533 X173 (under left side of dash) X275 X727 X728 Driver"s Memory Seat Wiring Diagram, Convertible (2 of 2) for BMW M3 2012 List of elements for Driver"s Memory Seat Wiring Diagram, Convertible (2 of 2) for BMW M3 2012: 7 Driver's seat adjustment switch Driver's seat backrest angle adjustment drive Driver's seat head restraint adjustment drive Driver's seat module (under driver's seat) Driver's side easy entry switch X13532 X22008 Driver"s Memory Seat Wiring Diagram, Coupe (1 of 2) for BMW M3 2012 List of elements for Driver"s Memory Seat Wiring Diagram, Coupe (1 of 2) for BMW M3 2012: 38 (coupe) driver's side easy entry switch Computer data lines system Driver's backrest lock switch Driver's head restraint adjustment drive Driver's seat adjustment switch Driver's seat angle adjustment drive (under driver's seat) Driver's seat backrest angle adjustment motor (under driver's seat) Driver's seat height adjustment drive unit (under driver's seat) Driver's seat module (under driver's seat) Electronics junction box Fuse 10a x04010 Fuse 30a Hot w/ terminal 30g relay energized Junction box (under right side of dash) Nca Red Seats system X11006 X11629 X13617 X13709 X13995 X13996 X13997 X13999 X14012 X14271 X14272 X1467 X1533 X173 (under left side of dash) X18844 X275 X727 X728 X729 X732 X733 Driver"s Memory Seat Wiring Diagram, Coupe (2 of 2) for BMW M3 2012 List of elements for Driver"s Memory Seat Wiring Diagram, Coupe (2 of 2) for BMW M3 2012: 13 Center console switch center Coupe Driver's seat forward/ backward adjustment drive unit (coupe) (under driver's seat) Driver's seat forward/ backward adjustment drive unit (under driver's seat) Heating/air conditioning system (center of dash, above radio) Nca Sport wagon X01199 X14014 X14691 X14692 X608 X726 Memory Mirrors Wiring Diagram, with Heated Mirrors for BMW M3 2012 List of elements for Memory Mirrors Wiring Diagram, with Heated Mirrors for BMW M3 2012: 20 (under left side of dash) x173 (under right side of dash) junction box (under right side of dash) x490 Driver's side outside mirror Driver's switch cluster Electronics junction box Footwell module (under left side of dash) Fuse 5a Heating Horizontal Hot w/ terminal 15 relay energized Interior lights system Nca Passenger's side outside mirror Vertical X11001 X14261 X14270 X256 X257 Memory Mirrors Wiring Diagram, without Heated Mirrors for BMW M3 2012 List of elements for Memory Mirrors Wiring Diagram, without Heated Mirrors for BMW M3 2012: 17 (under left side of dash) footwell module Computer data lines system Driver's side outside mirror Driver's switch cluster Fuse 7.5a Hot w/ terminal 30g relay energized Interior lights system Junction box (under right side of dash) Nca Passenger's side outside mirror X11002 X14260 X14261 X173 (under left side of dash) X256 X257 X490 (under right side of dash) Passenger"s Memory Seat Wiring Diagram (1 of 2) for BMW M3 2012 List of elements for Passenger"s Memory Seat Wiring Diagram (1 of 2) for BMW M3 2012: 34 Computer data lines system Coupe Electronics junction box Fuse 10a x04010 Fuse 30a Hot w/ terminal 30g relay energized Junction box (under right side of dash) Nca Passenger's backrest rest switch (convertible) Passenger's head restraint adjustment drive (convertible) Passenger's seat adjustment switch Passenger's seat angle adjustment drive (under passenger's seat) Passenger's seat module (under front passenger's seat) Passenger's side easy entry switch Red Seats system X010999 X011629 X013617 X013709 X013995 X013996 X013997 X013999 X01533 X018844 X0727 X0732 X0733 X11006 X14271 X14272 X279 X490 (under right side of dash) Passenger"s Memory Seat Wiring Diagram (2 of 2) for BMW M3 2012 List of elements for Passenger"s Memory Seat Wiring Diagram (2 of 2) for BMW M3 2012: 16 Center console switch center Convertible Coupe Heating/air conditioning system (center of dash, above radio) Nca Passenger's seat backrest angle adjustment drive (under passenger seat, on track) Passenger's seat forward/ backward adjustment drive (under passenger's seat) Passenger's seat height adjustment drive (under passenger seat, on track) X01199 X014012 X01467 X014691 X014692 X0728 X0729 X608
NAVIGATION Navigation Wiring Diagram, Convertible with CCC, M-ASK & Hifi Radio (1 of 2) for BMW M3 2012 List of elements for Navigation Wiring Diagram, Convertible with CCC, M-ASK & Hifi Radio (1 of 2) for BMW M3 2012: 66 (pin 16-38 not used) (pin 3-4 not used) (pin 7-10 not used) (pin 9-10 not used) Anti-lock brakes system Aux-in connector Ccc/m-ask Cd changer (left side of rear compt) Central information display Computer data lines system Fan m-ask/ccc Fuse 10a Fuse 20a Fuse 5a Gps antenna Hot at all times hot w/ bi-stable relay energized Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Interior lights system Junction box (under right side of dash) Junction box electronics Left in-bumper tv aerial Left microphone Most bus connector Nca Red Right in-bumper tv aerial Sat Satellite receiver (left side of rear compt) Sdars aerial Start/stop function Tcu/ulf/ ulf-sbx/ ulf-sbx-h Video module (left side of rear compt) W/ automatic engine W/o automatic engine X04010 X10636 X10639 X10642 X11002 X11007 X11411 X13016 (left rear side of interior panel) X13393 X13812 X13813 X13814 X13815 X13817 X13820 X13822 X13823 X13836 X13918 X13919 X14062 X14064 X14066 X14087 X14118 X14134 X14272 X14454 X1716 X18180 X18803 Navigation Wiring Diagram, Convertible with CCC, M-ASK & Hifi Radio (2 of 2) for BMW M3 2012 List of elements for Navigation Wiring Diagram, Convertible with CCC, M-ASK & Hifi Radio (2 of 2) for BMW M3 2012: 47 Aerial diversity (center rear of roof) Amplifier (left side of rear compt) Convertible top module Fm aerial 1 Fm aerial 2 Fm aerial 3 Fm aerial 4 Fuse 20a Hot at all times hot w/ terminal 30g relay energized Junction box (under right side of dash) Left front mid-range speaker Left front tweeter Left rear hi-range speaker Left side section antenna amplifier Left side trim panel mid-range speaker Left subwoofer Nca Rear window aerial Rear window antenna amplifier Right front mid-range speaker Right front tweeter Right rear high-range speaker Right side section antenna amplifier Right side trim panel mid-range speaker Right subwoofer W/ automatic engine start-stop function W/o automatic engine start-stop function X01240 X10837 X10838 X10839 X10840 X10841 X10842 X10843 X11002 X13016 (left rear side of interior panel) X13049 X13175 X13879 X13880 X13911 X16702 X1716 X256 X257 X9988 Navigation Wiring Diagram, Convertible with CIC & Base Radio (1 of 2) for BMW M3 2012 List of elements for Navigation Wiring Diagram, Convertible with CIC & Base Radio (1 of 2) for BMW M3 2012: 59 (left rear side of interior panel) x13016 Aux-in connection Car information computer cic Cd changer (left side of rear compt) Central information display Computer data lines system Digital tuner aerial Digital tuner aerial 2 Fuse 15a Fuse 5a Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Interior lights system Junction box (under right side of dash) Junction box electronics Left in-bumper tv aerial Left microphone Most bus connector Nca Odbii socket Red Right in-bumper tv aerial Roof aerial Tcu/ulf/ ulf-sbx/ ulf-sbx-h/ com box Usb port Video module (left side of rear compt) W/ automatic engine start-stop function W/ com box W/o automatic engine start-stop function W/o com box X04010 X10639 X10642 X11002 X11587 X13016 (left rear side of interior panel) X13393 X13812 X13815 X13816 X13817 X13822 X13823 X13836 X14066 X14118 X14134 X14272 X14454 X1716 X17425 X17427 X18180 X19580 X34121 X34122 X34124 X34125 X34139 Navigation Wiring Diagram, Convertible with CIC & Base Radio (2 of 2) for BMW M3 2012 List of elements for Navigation Wiring Diagram, Convertible with CIC & Base Radio (2 of 2) for BMW M3 2012: 55 (left side of Aerial diversity (center rear of roof) Convertible top module Fm aerial 1 Fm aerial 2 Fm aerial 3 Fm aerial 4 Fuse 10a Fuse 5a Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Junction box (under right side of dash) Left front mid- range speaker Left rear mid- range speaker Left side section antenna amplifier Left sub- woofer Nca Rear compt) Rear window aerial Rear window antenna amplifier Right front mid- range speaker Right rear mid- range speaker Right side section antenna amplifier Right sub- woofer Sat Satellite receiver Sdars aerial 1 W/ automatic engine start-stop function W/o automatic engine start-stop function X01240 X10636 X10837 X10838 X10839 X10840 X10841 X10842 X10843 X11002 X11411 X13016 (left rear side of interior panel) X13049 X13175 X13344 X13879 X13880 X13911 X14062 X14064 X14066 X16702 X1716 X256 X257 X9988 Navigation Wiring Diagram, Convertible with CIC & Hifi Radio (1 of 2) for BMW M3 2012 List of elements for Navigation Wiring Diagram, Convertible with CIC & Hifi Radio (1 of 2) for BMW M3 2012: 63 (left rear side of interior panel) x13016 (pin 23-26 not used) Aux-in connection Car information computer cic Cd changer (left side of rear compt) Central information display Computer data lines system Digital tuner aerial Digital tuner aerial 2 Fuse 10a Fuse 15a Fuse 5a Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Interior lights system Junction box (under right side of dash) Junction box electronics Left in-bumper tv aerial Left microphone Most bus connector Nca Odbii socket Red Remote control receiver Right in-bumper tv aerial Roof aerial Tcu/ulf-sbx/ulf/ ulf-sbx-h/ com box Usb port Video module (left side of rear compt) W/ automatic engine start-stop function W/ com box W/o automatic engine start-stop function W/o com box X04010 X10639 X10642 X11002 X11587 X13016 (left rear side of interior panel) X13393 X13812 X13815 X13816 X13817 X13822 X13823 X13836 X13912 X14066 X14118 X14134 X14272 X14454 X1716 X17425 X17427 X18180 X19580 X34121 X34122 X34124 X34125 X34139 Navigation Wiring Diagram, Convertible with CIC & Hifi Radio (2 of 2) for BMW M3 2012 List of elements for Navigation Wiring Diagram, Convertible with CIC & Hifi Radio (2 of 2) for BMW M3 2012: 58 (left side of Aerial diversity (center rear of roof) Amplifier (left side of rear compt) Convertible top module Fm aerial Fm aerial 1 Fm aerial 2 Fm aerial 4 Fuse 20a Hot at all times hot w/ terminal 30g relay energized Junction box (under right side of dash) Left front mid-range speaker Left front tweeter Left rear hi-range speaker Left side section antenna amplifier Left side trim panel mid-range speaker Left subwoofer Nca Rear compt) Rear window aerial Rear window antenna amplifier Right front mid-range speaker Right front tweeter Right rear hi-range speaker Right side section antenna amplifier Right side trim panel mid-range speaker Right subwoofer Sat Satellite receiver Sdars aerial W/ automatic engine start-stop function W/o automatic engine start-stop function X01240 X10636 X10837 X10838 X10839 X10840 X10841 X10842 X10843 X11002 X11411 X13016 (left rear side of interior panel) X13049 X13175 X13344 X13850 X13879 X13911 X14062 X14064 X14066 X16702 X1716 X256 X257 X9988 Navigation Wiring Diagram, Coupe with CCC, M-ASK & Hifi Radio (1 of 2) for BMW M3 2012 List of elements for Navigation Wiring Diagram, Coupe with CCC, M-ASK & Hifi Radio (1 of 2) for BMW M3 2012: 77 (left rear side of interior panel) x13016 (pin 16-38 not used) (pin 3-4 not used) (pin 7-10 not used) (pin 9-10 not used) Aerial diversity (center rear of roof) Anti-lock brakes system Aux-in connector Ccc/m-ask Cd changer (left side of rear compt) Central information display Computer data lines system Coupe Engine start/ stop function Fan m-ask/ccc Fuse 10a Fuse 20a Fuse 5a Gps Hot at all times hot w/ bi-stable relay energized Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Interior lights system Junction box (under right side of dash) Junction box electronics Left microphone Most bus connector Nca Rear compt) Red Roof aerial Roof antenna Sat Satellite receiver (left side of Tcu/ulf/ ulf-sbx-h/ ulf-sbx Video module (left side of rear compt) W/ automatic W/o automatic Wagon X01240 X01241 X01242 X04010 X10636 X10639 X10642 X11002 X11007 X1143 X13016 (left rear side of interior panel) X13344 X13393 X13812 X13813 X13814 X13815 X13816 X13817 X13820 X13822 X13823 X13836 X13916 X13917 X13918 X13919 X14062 X14064 X14066 X14087 X14118 X14134 X14272 X14454 X1716 X18180 X18803 Navigation Wiring Diagram, Coupe with CCC, M-ASK & Hifi Radio (2 of 2) for BMW M3 2012 List of elements for Navigation Wiring Diagram, Coupe with CCC, M-ASK & Hifi Radio (2 of 2) for BMW M3 2012: 34 (coupe) right side trim panel mid-range speaker (wagon) right rear door mid-range speaker Amplifier (left side of rear compt) Coupe Fuse 20a Hot at all times hot w/ terminal 30g relay energized Junction box (under right side of dash) Left front mid-range speaker Left front tweeter Left rear door mid-range speaker (wagon) left side trim panel mid-range speaker (coupe) Left rear hi-range speaker Left side window antenna Left side window antenna amplifier Left subwoofer Nca Rear spoiler am/fm aerial (wagon) Rear window aerial Right front mid-range speaker Right front tweeter Right rear hi-range speaker Right side window antenna Right side window antenna amplifier Right subwoofer W/ automatic engine start-stop function W/o automatic engine start-stop function Wagon X11002 X13016 (left rear side of interior panel) X13916 X13917 X1716 X256 X257 X273 X274 Navigation Wiring Diagram, Coupe with CIC & Base Radio (1 of 2) for BMW M3 2012 List of elements for Navigation Wiring Diagram, Coupe with CIC & Base Radio (1 of 2) for BMW M3 2012: 60 (left side of rear compt) video module (or nca) (pin 19-21 not used) (pin 23-26 not used) (pin 5-10 not used) Aerial diversity (center rear of roof) Aux-in connection Car information computer cic Central information display Computer data lines system Coupe Fuse 15a Fuse 5a Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Interior lights system Junction box (under right side of dash) Junction box electronics Left microphone Nca Odbii Rear spoiler am/fm aerial (wagon) Red Socket Usb port W/ automatic engine start-stop function W/o automatic engine start-stop function Wagon X01240 X01241 X01242 X04010 X11002 X1143 X11587 X13016 (left rear side of interior panel) X13344 X13812 X13815 X13816 X13817 X13822 X13823 X13836 X13916 X13917 X14087 X14118 X14272 X14454 X14455 X16767 X1716 X17425 X17427 X34121 X34122 X34124 X34125 X34145 Navigation Wiring Diagram, Coupe with CIC & Base Radio (2 of 2) for BMW M3 2012 List of elements for Navigation Wiring Diagram, Coupe with CIC & Base Radio (2 of 2) for BMW M3 2012: 48 Cd changer (left side of rear compt) Fuse 10a Fuse 5a Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Junction box (under right side of dash) Left front mid- range speaker Left rear mid- range speaker Left side window antenna Left side window antenna amplifier Left sub- woofer Most bus connector Nca Rear window aerial Right front mid- range speaker Right rear mid- range speaker Right side window antenna Right side window antenna amplifier Right sub- woofer Roof aerial Sat Satellite receiver (left side of rear compt) Tuc/ulf-sbx ulf-sbx-h/ com box W/ automatic engine start-stop function W/ com box W/o automatic engine start-stop function W/o com box Wagon X10636 X10639 X11002 X13016 (left rear side of interior panel) X13393 X13916 X13917 X14062 X14064 X14066 X14134 X16766 X16767 X1716 X18180 X256 X257 X273 X274 X34139 Navigation Wiring Diagram, Coupe with CIC & Hifi Radio (1 of 2) for BMW M3 2012 List of elements for Navigation Wiring Diagram, Coupe with CIC & Hifi Radio (1 of 2) for BMW M3 2012: 67 (left rear side of interior panel) (left side of rear compt) video module (or nca) (pin 19-21 not used) (pin 5-10 not used) (wagon) rear spoiler am/fm aerial Aerial diversity (center rear of roof) Aux-in connection Car information computer cic Cd changer (left side of rear compt) Central information display Computer data lines system Coupe Fuse 10a Fuse 15a Fuse 5a Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Interior lights system Junction box (under right side of dash) Junction box electronics Left microphone Most bus connector Nca Nca x13344 Odbii Red Right side window antenna Right side window antenna amplifier Socket Tcu/ulf-sbx-h/ ulf-sbx/ combox Usb port W/ automatic engine start-stop function W/ combox W/o automatic engine start-stop function W/o combox Wagon X01242 X04010 X10639 X10642 X11002 X1143 X11587 X13016 X13016 (left rear side of interior panel) X13812 X13815 X13816 X13817 X13822 X13823 X13836 X13917 X14087 X14118 X14134 X14272 X14454 X16767 X1716 X17425 X17427 X18180 X34124 X34125 X34145 Navigation Wiring Diagram, Coupe with CIC & Hifi Radio (2 of 2) for BMW M3 2012 List of elements for Navigation Wiring Diagram, Coupe with CIC & Hifi Radio (2 of 2) for BMW M3 2012: 48 (coupe) right side trim panel mid-range speaker (wagon) right rear door mid-range speaker (left side of (or nca) Aerial diversity (center rear of roof) Amplifier (left side of rear compt) Coupe Fuse 20a Hot at all times hot w/ terminal 30g relay energized Junction box (under right side of dash) Left front mid-range speaker Left front tweeter Left rear door mid-range speaker (wagon) left side trim panel mid-range speaker (coupe) Left rear hi-range speaker Left side window antenna Left side window antenna amplifier Left subwoofer Nca Rear compt) Rear window aerial Right front mid-range speaker Right front tweeter Right rear hi-range speaker Right subwoofer Roof aerial Satellite receiver Start-stop function Video module (left side of rear compt) W/ automatic engine W/o automatic engine start-stop function Wagon X01240 X01241 X10636 X11002 X13016 (left rear side of interior panel) X13393 X13911 X13916 X13917 X14062 X14064 X14066 X16766 X1716 X256 X257 X273 X274 Parking Assistant Wiring Diagram for BMW M3 2012 List of elements for Parking Assistant Wiring Diagram for BMW M3 2012: 19 Computer data lines system Fuse 5a Hot w/ terminal 15 relay energized Junction box (under right side of dash) Left front middle ultrasonic sensor (behind left side of front bumper) Left front ultrasonic sensor (behind left end of front bumper) Left rear middle ultrasonic sensor (behind left side of rear bumper) Left rear ultrasonic sensor (behind left end of rear bumper) Park distance control (pdc) (right side of rear compt) Power distribution system Right front middle ultrasonic sensor (behind right side of front bumper) Right front ultrasonic sensor (behind right end of front bumper) Right rear middle ultrasonic sensor (behind right side of rear bumper) Right rear ultrasonic sensor (behind right end of rear bumper) X10012 (under right side of dash) X11001 X18013 X18362 X300
PASSIVE RESTRAINTS Passive Restraints Wiring Diagram for BMW M3 2012 List of elements for Passive Restraints Wiring Diagram for BMW M3 2012: 18 13b Computer data lines system Fuse 30a Fuse 5a Ground Hot at all times Hot w/ terminal 30b relay energized Left reversible electromotive automatic reel Pt can-h Pt can-l Rear fuse holder (right side of rear compt) Red Right reversible electromotive automatic reel Term 30 sply Term 30b sply Term 30g sply Z10 7b Z10 8b
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 5) for BMW M3 2012 List of elements for Power Distribution Wiring Diagram (1 of 5) for BMW M3 2012: 100 (diagram 1 of 5) (under right side of dash) junction box 10a 20a 30a 40a 50a 7.5a Aerial diversity (except convertible) Alternator Battery Battery sensor Car access system Computer data lines system Convertible Coupe Dme control module Dme control unit Dme relay Driver's seat heating module (w/o memory) Edc electronic damper control Electric fan cut-out relay Electric vacuum pump relay Electro- chromic interior rear view mirror (convertible) Electronic junction box Electronic power steering (eps) Footwell module From fuse 74 a Fuel injectors relay Fuel-pump relay Fuse Fuse 100a Fuse 15a Fuse 250a Fuse 30a Fuse 40a Fuse 50a Fuse 5a Fuse n/a Hardtop drive unit relay 1 Hardtop drive unit relay 2 Headlight washer relay Instrument cluster control module Jump start terminal point Junction box (under right side of dash) Luggage well b+ terminal point Nca Obdii socket Passenger's seat heating module (w/o memory) Rear fuse holder (right side of rear compt) Red Red (or nca) Roof function control center Starter Steering column switch cluster To fuse (diagram 2 of 5) To fuse 39 (diagram 1 of 5) Wiper relay 1 Wiper relay 2 X01185 X013709 X10004 X10209 X10272 X11001 X11002 X11004 X11005 X11007 X11008 X11009 X1143 X13020 X13376 X13709 X14260 X14261 X14270 X14272 X14286 X14292 X17279 X1808 X18090 X18261 X1880 X1984 X275 X279 X3670 X60101 X60103 X60234 X6041 X6402 X6404 X6512 X6975 X7520 X9230 Power Distribution Wiring Diagram (2 of 5) for BMW M3 2012 List of elements for Power Distribution Wiring Diagram (2 of 5) for BMW M3 2012: 64 (under right side of dash) junction box 10a 20a 30a 40a 7.5a Blower output stage Convertible Driver's door microwave sensor Driver's lumbar support switch Driver's seat backrest width adjustment switch Driver's seat backrest width adjustment valve block Driver's switch cluster (w/ heated mirrors) Dynamic stability control (dsc) Electronics junction box Except convertible Footwell module From fuse 19 (diagram 4 of 5) From fuse 63 b (diagram 1 of 5) Fuel pump control (ekps) Fuse Fuse 15a Fuse 20a Fuse 30a Fuse 40a Gear selector switch Junction box (under right side of dash) Left front lumbar support valve block Left rear microwave sensor Longitudinal dynamics management Nca Passenger's door microwave sensor Passenger's lumbar support switch Passenger's seat backrest width adjustment switch Passenger's seat backrest width adjustment valve block Passenger's side outside mirror (w/ heated mirrors) Rear window heated relay Red Right front lumbar support valve block Right rear microwave sensor Rollover protection controller Secondary air pump relay Siren & tilt alarm sensor Siren w/ tilt alarm sensor To fuse (diagram 5 of 5) To terminal 30g relay (diagram 3 of 5) Trailer socket Transfer box control unit X011586 X04010 X10594 X11001 X11002 X11005 X11007 X11008 X11011 X1276 X14261 X256 X257 X275 X279 X9558 Power Distribution Wiring Diagram (3 of 5) for BMW M3 2012 List of elements for Power Distribution Wiring Diagram (3 of 5) for BMW M3 2012: 69 (under right side of dash) junction box 10a 10a x04010 15a 20a 30a 40a Active cruise control Active steering Car access system Controller Convertible Convertible top module (ctm) Digital tuner Driver seat belt positioner controller (coupe) Driver's seat adjustment switch Driver's seat module Edc electronic damper control Electric fan cut-out relay Electronics junction box Except convertible From fuse 77 (diagram 3 of 5) From fuse 89 (diagram 2 of 5) Front passenger seat belt positioner controller (coupe) Fuse Glove compartment light Heating/air conditioning system Left luggage compartment light (convertible) Passenger's seat adjustment switch Red Right front seat module Right luggage compartment light Roof function control center Satellite receiver Side-in compartment Start stop button Terminal 30g relay Tire pressure control (rdc) To bistable relay (diagram 5 of 5) To dc/dc converter (diagram 5 of 5) To fuse (diagram 3 of 5) To fuse (diagram 4 of 5) To junction box (diagram 4 of 5) Towing hitch release Transmission control dkg W/ memory W/o memory X10318 X11002 X11003 X11006 X11009 X11010 X13039 X13376 X13709 X13718 X14130 X14270 X14272 X14287 X1716 X1807 X275 X279 X6021 X608 X776 X777 Power Distribution Wiring Diagram (4 of 5) for BMW M3 2012 List of elements for Power Distribution Wiring Diagram (4 of 5) for BMW M3 2012: 80 (under left side of dash) x173 (under right side of dash) junction box 10a 15a 20a Aerial diversity (convertible) Amplifier Auc sensor Cd changer Central information display Combox Driver's seat heating module (w/o memory) Driver's switch cluster (w/ heated mirror) Eject box Electronics junction box Fanfare horn relay From bistable relay (diagram 5 of 5) From car access system (diagram 3 of 5) From fuse 49 m (diagram 3 of 5) Front cigar lighter Fuse Interior lights system Junction box (under right side of dash) Luggage compartment socket outlet Nca Park distance control (pdc) Passenger's seat heating module (w/o memory) Radio (w/o cic) car information computer (cic) (w/ cic) Rear center console charging socket Rear center console charging socket 2 Roof function control center Steering column switch cluster Tcu Telephone retrofit packages connector Telephone transceiver Terminal 15 relay To dc/dc converter (diagram 5 of 5) To fuse (diagram 2 of 5) Ulf Ulf-sbx Ulf-sbx-h Usb hub W/ automatic engine start-stop function W/ combox W/ hifi amplifier W/ tcu W/ top hifi amplifier W/ ulf W/ ulf-sbx W/ ulf-sbx-h W/o automatic engine start-stop function X04010 X10171 X10254 X10266 X11001 X11002 X11006 X11010 X13049 X13709 X13812 X13822 X14133 X14272 X14286 X151 (left side of rear compt) X1716 X17177 X173 (under left side of dash) X17397 X18180 X1848 X18773 X257 X275 X279 X34130 X4545 X9331 Power Distribution Wiring Diagram (5 of 5) for BMW M3 2012 List of elements for Power Distribution Wiring Diagram (5 of 5) for BMW M3 2012: 58 (diagram 4 of 5) 20a 30a All-wheel drive Auxiliary fuse carrier Auxiliary fuse carrier 2 Bistable relay Ccc/m ask Combox Comfort access control unit Dc/dc converter (right plenum chamber e-box) Dc/dc converter 2 (w/ 7 speed dual clutch transmission) Dme control module (right rear of engine compt) Driver's side outer door handle electronic module Dynamic stability control (dsc) Eject box Electronics junction box Except all- From car access system f (diagram 3 of 5) From fuse 28 l junction box (diagram 3 of 5) From fuse 6 junction box (diagram 4 of 5) From fuse 60 junction box q From fuse 76 (diagram 2 of 5) From fuse 85 k From terminal 30g relay (diagram 3 of 5) Fuse Junction box (diagram 3 of 5) Junction box (under right side of dash) Nca Passenger's side outer door handle electronic module Remote control receiver Tcu To terminal 15 relay (diagram 4 of 5) Trailer module Transfer box control unit W/ 7 speed dual clutch transmission W/ automatic engine start stop function W/ bosch W/o 7 speed dual clutch transmission W/o automatic engine start stop function W/o bosch Wheel drive X04010 X10594 X11003 X11004 X11007 X11009 X1276 X14133 X14270 X14271 X1716 X34130 X4331 X490 (under right side of dash) X60101 X7518
POWER DOOR LOCKS Power Door Locks Wiring Diagram (1 of 3) for BMW M3 2012 List of elements for Power Door Locks Wiring Diagram (1 of 3) for BMW M3 2012: 39 (right rear side of interior panel) x494 (under left side of dash) x1108 (under left side of dash) x173 (under right side of dash) Aerial diversity (center rear of roof) Bonnet contact switch Boot lid button Car access system (under left side of dash) Computer data lines system Convertible Coupe & wagon Driver's door system lock (left front door) Electronics junction box Eletrochromic interior rear view mirror Fbd receiver Fuse 15a Glove compartment central locking drive unit (convertible) Hazard warning switch Hot at all times Hotel switch (coupe & wagon) Interior lights system Junction box (under right side of dash) Passenger's door system lock (right front door) Rear window lock (wagon) (rear compt door) Remote control receiver X04010 X10254 X1143 X13376 X14261 X14270 X14271 X14272 X14292 X14303 X256 X257 X490 X498 (wagon & coupe) (right side of rear compt) x494 (convertible) (right rear side of interior panel) Power Door Locks Wiring Diagram (2 of 3) for BMW M3 2012 List of elements for Power Door Locks Wiring Diagram (2 of 3) for BMW M3 2012: 29 (center of roof) interior movement detector (left side of rear compt) x151 (right rear side of interior panel) x494 Center roof function control Central locking drive fuel filler flap Central locking drive oddments compartment (convertible) Convertible Coupe & wagon Driver's rear side system lock (wagon) (left rear door) Fuse 7.5a Hot at all times Interior lights system Junction box (under right side of dash) Passenger's rear side system lock (wagon) (right rear door) Rear lid release switch (interior) Rear window button Siren & tilt alarm sensor Wagon Wave trap (wagon) X11007 X1108 (under left side of dash) X14286 X14288 X14289 X151 (left side of rear compt) X273 X274 X30055 X30056 Power Door Locks Wiring Diagram (3 of 3) for BMW M3 2012 List of elements for Power Door Locks Wiring Diagram (3 of 3) for BMW M3 2012: 35 (convertible) siren & tilt alarm sensor (right side of rear compt) x494 (right side of rear compt) x498 Anti- theft alarm led Boot lid central locking drive (convertible) Boot lid central locking drive (coupe & sedan) Computer data lines system Convertible Coupe & Coupe & wagon Driver's door microwave sensor Electrochromic interior rear view mirror Fuse 5a Fuse 7.5a Hot at all times Interior lights system Junction box (under right side of dash) Left rear lid lock switch Left rear microwave sensor Passenger's door microwave sensor Power distribution system Right rear lid lock switch (convertible) Right rear microwave sensor Roof function control center Wagon X11008 X14286 X14288 X14292 X14303 X151 (left side of rear compt) X256 X257 X490 (under right side of dash) X494 (right rear side of interior panel)
POWER MIRRORS Power Mirrors Wiring Diagram for BMW M3 2012 List of elements for Power Mirrors Wiring Diagram for BMW M3 2012: 38 (under right side of dash) x490 Aerial diversity (center rear of roof) Car access system (under left side of dash) Comfort access control module (right side of rear compt) Computer data lines system Convertible Coupe Coupe & wagon Electrochromic interior rear view mirror Except convertible w/o sunroof Fbd receiver Fuse 20a Fuse 5a Fuse 7.5a High beam assistant sensor & control Hot at all times Hot w/ terminal 15 relay energized Hot w/ terminal 30g relay energized Junction box (under right side of dash) Led anti- theft alarm system Power distri- bution system Power distribution system Pwr Remote control receiver Roof function control center Siren w/ tilt alarm sensor Wagon X10012 (under right side of dash) X11001 X11003 X11008 X1143 X13376 X14286 X14287 X14288 X14292 X19594
POWER SEATS Driver Power Seat Wiring Diagram for BMW M3 2012 List of elements for Driver Power Seat Wiring Diagram for BMW M3 2012: 11 Backrest Driver's seat adjustment switch Driver's seat forward/ backward adjustment drive unit (under driver seat) Fuse 30a Fwd/bwd Hot w/ terminal 30g relay energized Junction box (under right side of dash) Left rear backrest angle adjustment motor (under driver seat) Nca X11006 X173 (under left side of dash) Heated Seats Wiring Diagram, with Memory for BMW M3 2012 List of elements for Heated Seats Wiring Diagram, with Memory for BMW M3 2012: 31 Center console switch center Computer data lines system Driver's seat backrest heating element (in driver seat back) Driver's seat cushion heating (in driver seat cushion) Driver's seat module (under driver seat) Electronics junction box Fuse 10a x04010 Fuse 30a Heating/ air conditioning system (center of dash, above radio) Hot w/ terminal 30g relay energized Junction box (under right side of dash) Nca Passenger seat module (under front passenger's seat) Passenger's seat backrest heating element (in passenger seat back) Passenger's seat cushion heating (in passenger seat cushion) Red X01199 X013709 X0732 X0733 X11006 X13709 X14271 X14272 X173 (under left side of dash) X275 X279 X490 (under right side of dash) X608 X732 X733 Heated Seats Wiring Diagram, without Memory for BMW M3 2012 List of elements for Heated Seats Wiring Diagram, without Memory for BMW M3 2012: 33 Center console switch center Driver's seat backrest heating (in driver seat back) Driver's seat cushion heating (in driver seat cushion) Driver's seat heating module (under driver seat) Fuse 10a x04010 Fuse 20a Fuse 5a Heating/ air conditioning system (center of dash, above radio) Hot at all times Hot w/ terminal 15 relay energized Hot w/ terminal 30g relay energized Junction box (under right side of dash) Junction box electronics Nca Passenger's seat backrest heating (in passenger seat back) Passenger's seat cushion heating (in passenger seat cushion) Passenger's seat heating module (under front passenger seat) X01199 X013709 X0732 X0733 X11001 X11008 X13709 X14270 X14272 X173 (under left side of dash) X275 X279 X490 (under right side of dash) X608 X732 X733 Heated Steering Wheel Wiring Diagram for BMW M3 2012 List of elements for Heated Steering Wheel Wiring Diagram for BMW M3 2012: 15 Electronic steering wheel module Fuse 10a Hot w/ terminal 15 relay energized Junction box (under right side of dash) Red Steering column switch cluster Steering wheel heater switch Steering wheel heating w/ temperature sensor X01004 X10171 X10254 X11001 X14270 X14272 X490 (under right side of dash) Lumbar Wiring Diagram for BMW M3 2012 List of elements for Lumbar Wiring Diagram for BMW M3 2012: 15 Driver's lumbar support switch Driver's lumbar support valve block (left side of driver seat back) Driver's seat vacuum pump (rigth side of driver seat back) Fuse 10a Hot w/ terminal 30g relay energized Junction box (under right side of dash) Passenger's lumbar support switch Passenger's lumbar support valve block (right side of passenger seat back) Passenger's seat vacuum pump (left side of passenger seat back) Sport seat circuit X011586 X11002 X11586 X173 (under left side of dash) X490 (under right side of dash) Passenger Power Seat Wiring Diagram for BMW M3 2012 List of elements for Passenger Power Seat Wiring Diagram for BMW M3 2012: 11 Backrest Fuse 30a Fwd/bwd Hot w/ terminal 30g relay energized Junction box (under right side of dash) Nca Passenger's seat adjustment switch Passenger's seat backrest angle adjustment motor (under passenger seat) Passenger's seat forward/ backward adjustment drive unit (under passenger seat) X11006 X173 (under left side of dash) Sport Seats Wiring Diagram for BMW M3 2012 List of elements for Sport Seats Wiring Diagram for BMW M3 2012: 16 Driver's lumbar support switch Driver's seat backrest width adjustment switch Driver's seat backrest width adjustment valve block (right side of drive seat back) Driver's seat vacuum pump (right side of driver seat back) Fuse 10a Hot w/ terminal 30g relay energized Junction box (under right side of dash) Passenger's lumbar support switch Passenger's seat backrest width adjustment switch Passenger's seat backrest width adjustment valve block (left side of passenger seat back) Passenger's seat vacuum pump (left side of passenger seat back) X011586 X11002 X11586 X173 (under left side of dash) X490 (under right side of dash)
POWER TOP/SUNROOF Convertible Top Wiring Diagram (1 of 2) for BMW M3 2012 List of elements for Convertible Top Wiring Diagram (1 of 2) for BMW M3 2012: 50 Activation- Aerial diversity (center rear of roof) Can-h- Can-l- Car access system (under left side of dash) Close sw sig Computer data lines system Convertible top module (ctm) Fuse 20a Fuse 50a Gnd Hall sns Hall sns sig Hardtop drive unit relay 1 (on hardtop drive unit) Hardtop lock drive unit Hardtop operating unit Hot at all times Hot w/ terminal 30g relay energized Interior lights system Junction box (under right side of dash) Led act red- Left automatic soft close drive Left coupling fastener closed micro switch Luggage compartment partition hall sensor Nca Rear fuse holder (right side of rear compt) Rear module almost closed hall sensor Rear module open hall sensor Red Right automatic soft close drive (right side of retractable hardtop stowage cover) Roof open/ Swf sig Swf sig- Term 30g Term15 Towing hitch release drive unit (rear of vehicle) Wind screen cowl panel reached micro switch X10012 (under right side of dash) X11003 X11166 X13039 X13376 X13911 X14303 X201 X270 X327 X3670 X490 (under right side of dash) X6975 Convertible Top Wiring Diagram (2 of 2) for BMW M3 2012 List of elements for Convertible Top Wiring Diagram (2 of 2) for BMW M3 2012: 33 (in hardtop drive unit) coupling fastener valve (in hardtop drive unit) hydraulic oil temperature sensor (in hardtop drive unit) rear module valve 1 (in hardtop drive unit) rear module valve 3 Activation+ Activation- Convertible top module (ctm) Hall sns sig Hall sns sply Hardtop drive unit Hardtop drive unit relay 2 (on hardtop drive unit) Nca Rear module closed hall sensor Rear module valve 2 Red Right coupling fastener closed micro switch Right coupling fastener opened hall sensor Roof package down hall sensor Roof package up hall sensor Roof segment partly closed hall sensor Roof segment partly open hall sensor Roof segments valve Sw sig Tem sig - Temp sig Windscreen cowl panel locked micro switch Windscreen cowl panel released micro switch X200 X201 X310 X327 X400 X410 Sunroof Wiring Diagram for BMW M3 2012 List of elements for Sunroof Wiring Diagram for BMW M3 2012: 14 Computer data lines system Fuse 5a Fuse 7.5a Hot at all times Hot w/ terminal 15 relay energized Junction box (under right side of dash) Power distribution system Roof function control center Slide/tilt sunroof drive unit (roof console) X11001 X11008 X14286 X14287 X490 (under right side of dash)
POWER WINDOWS Power Windows Wiring Diagram (1 of 2) for BMW M3 2012 List of elements for Power Windows Wiring Diagram (1 of 2) for BMW M3 2012: 20 Driver's rear side power window motor (left rear door) Driver's side rear power window switch (sedan & wagon) Electronics junction box Fuse 30a Fuse 40a Hot at all times Interior lights system Junction box (under right side of dash) Passenger's rear side power window motor (right rear door) Passenger's side rear power window switch (sedan & wagon) Red X11005 X11009 X14270 X14271 X151 (left side of rear compt) X256 X273 X274 X494 (right rear side of interior panel) Power Windows Wiring Diagram (2 of 2) for BMW M3 2012 List of elements for Power Windows Wiring Diagram (2 of 2) for BMW M3 2012: 33 Car access system (under left side of dash) Computer data lines system Driver's seat belt positioner controller (coupe) (left rear side of interior panel) Driver's switch cluster Driver's window motor (left front door) Footwell module (under left side of dash) Front passenger's seat belt positioner controller (coupe) (right rear side of interior panel) Ground Interior lights system K-bus signal Passenger's door power window switch Passenger's window motor (right front door) Red Sig lin bus Signal Term 15 Term 30 Terminal 30 Transducer 1 Transducer 2 Transducer gnd X10012 (under right side of dash) X10725 X1108 (under left side of dash) X13376 X14260 X14261 X173 (under left side of dash) X256 X257 X490 (under right side of dash) X776 X777 Rear Window Sun Shade Wiring Diagram for BMW M3 2012 List of elements for Rear Window Sun Shade Wiring Diagram for BMW M3 2012: 20 Can h Can l Center console switch center Electronics junction box Fuse f77 10a Ground Heating/air conditioning system (center of dash, above radio) Hot w/ terminal 30g relay energized Junction box (under right side of dash) Lighting sig Nca Rear window roller sun blind motor (behind rear seats, center of rear window) Sw centr sig Term 30g Volt sply X01199 X04010 X14270 X14272 X608
RADIO Base Radio Wiring Diagram, Convertible with CIC (1 of 2) for BMW M3 2012 List of elements for Base Radio Wiring Diagram, Convertible with CIC (1 of 2) for BMW M3 2012: 59 (left rear side of interior panel) x13016 Aux-in connection Car information computer cic Cd changer (left side of rear compt) Central information display Computer data lines system Digital tuner aerial Digital tuner aerial 2 Fuse 15a Fuse 5a Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Interior lights system Junction box (under right side of dash) Junction box electronics Left in-bumper tv aerial Left microphone Most bus connector Nca Odbii socket Red Right in-bumper tv aerial Roof aerial Tcu/ulf/ ulf-sbx/ ulf-sbx-h/ com box Usb port Video module (left side of rear compt) W/ automatic engine start-stop function W/ com box W/o automatic engine start-stop function W/o com box X04010 X10639 X10642 X11002 X11587 X13016 (left rear side of interior panel) X13393 X13812 X13815 X13816 X13817 X13822 X13823 X13836 X14066 X14118 X14134 X14272 X14454 X1716 X17425 X17427 X18180 X19580 X34121 X34122 X34124 X34125 X34139 Base Radio Wiring Diagram, Convertible with CIC (2 of 2) for BMW M3 2012 List of elements for Base Radio Wiring Diagram, Convertible with CIC (2 of 2) for BMW M3 2012: 55 (left side of Aerial diversity (center rear of roof) Convertible top module Fm aerial 1 Fm aerial 2 Fm aerial 3 Fm aerial 4 Fuse 10a Fuse 5a Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Junction box (under right side of dash) Left front mid- range speaker Left rear mid- range speaker Left side section antenna amplifier Left sub- woofer Nca Rear compt) Rear window aerial Rear window antenna amplifier Right front mid- range speaker Right rear mid- range speaker Right side section antenna amplifier Right sub- woofer Sat Satellite receiver Sdars aerial 1 W/ automatic engine start-stop function W/o automatic engine start-stop function X01240 X10636 X10837 X10838 X10839 X10840 X10841 X10842 X10843 X11002 X11411 X13016 (left rear side of interior panel) X13049 X13175 X13344 X13879 X13880 X13911 X14062 X14064 X14066 X16702 X1716 X256 X257 X9988 Base Radio Wiring Diagram, Coupe with CIC (1 of 2) for BMW M3 2012 List of elements for Base Radio Wiring Diagram, Coupe with CIC (1 of 2) for BMW M3 2012: 60 (left side of rear compt) video module (or nca) (pin 19-21 not used) (pin 23-26 not used) (pin 5-10 not used) Aerial diversity (center rear of roof) Aux-in connection Car information computer cic Central information display Computer data lines system Coupe Fuse 15a Fuse 5a Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Interior lights system Junction box (under right side of dash) Junction box electronics Left microphone Nca Odbii Rear spoiler am/fm aerial (wagon) Red Socket Usb port W/ automatic engine start-stop function W/o automatic engine start-stop function Wagon X01240 X01241 X01242 X04010 X11002 X1143 X11587 X13016 (left rear side of interior panel) X13344 X13812 X13815 X13816 X13817 X13822 X13823 X13836 X13916 X13917 X14087 X14118 X14272 X14454 X14455 X16767 X1716 X17425 X17427 X34121 X34122 X34124 X34125 X34145 Base Radio Wiring Diagram, Coupe with CIC (2 of 2) for BMW M3 2012 List of elements for Base Radio Wiring Diagram, Coupe with CIC (2 of 2) for BMW M3 2012: 48 Cd changer (left side of rear compt) Fuse 10a Fuse 5a Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Junction box (under right side of dash) Left front mid- range speaker Left rear mid- range speaker Left side window antenna Left side window antenna amplifier Left sub- woofer Most bus connector Nca Rear window aerial Right front mid- range speaker Right rear mid- range speaker Right side window antenna Right side window antenna amplifier Right sub- woofer Roof aerial Sat Satellite receiver (left side of rear compt) Tuc/ulf-sbx ulf-sbx-h/ com box W/ automatic engine start-stop function W/ com box W/o automatic engine start-stop function W/o com box Wagon X10636 X10639 X11002 X13016 (left rear side of interior panel) X13393 X13916 X13917 X14062 X14064 X14066 X14134 X16766 X16767 X1716 X18180 X256 X257 X273 X274 X34139 Base Radio Wiring Diagram, without CIC for BMW M3 2012 List of elements for Base Radio Wiring Diagram, without CIC for BMW M3 2012: 79 (pin 16-29 not used) (pin 3-6 not used) (pin 31-34 not used) (pin 9-12 not used) Aerial diversity (center rear of roof) Aux-in connection Av socket Cd changer (left side of rear compt) Computer data lines system Convertible top module Fm aerial 1 Fm aerial 2 Fm aerial 3 Fm aerial 4 Fuse 10a Fuse 5a Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Interior lights system Junction box (under right side of dash) Left front mid- range speaker Left rear mid-range speaker Left side section antenna amplifier Left sub-woofer Most bus connector Nca Packages connector Radio Rear window aerial Rear window antenna amplifier Right front mid- range speaker Right rear mid-range speaker Right side section antenna amplifier Right sub-woofer Roof antenna Sat Satellite receiver (left side of rear compt) Sdars aerial Telephone retrofit Telephone transceiver (center of rear compt) W/ antenna diversity W/ automatic engine start-stop function W/o antenna diversity W/o automatic engine start-stop function X01240 X10636 X10639 X10837 X10838 X10839 X10840 X10841 X10842 X10843 X11002 X11411 X13016 (left rear side of interior panel) X13049 X13175 X13344 X13812 X13813 X13815 X13816 X13824 X13879 X13880 X13911 X14062 X14064 X14066 X14118 X16702 X1716 X18180 X256 X257 X341145 X9988 Hifi Radio Wiring Diagram, Convertible with CCC & M-ASK (1 of 2) for BMW M3 2012 List of elements for Hifi Radio Wiring Diagram, Convertible with CCC & M-ASK (1 of 2) for BMW M3 2012: 66 (pin 16-38 not used) (pin 3-4 not used) (pin 7-10 not used) (pin 9-10 not used) Anti-lock brakes system Aux-in connector Ccc/m-ask Cd changer (left side of rear compt) Central information display Computer data lines system Fan m-ask/ccc Fuse 10a Fuse 20a Fuse 5a Gps antenna Hot at all times hot w/ bi-stable relay energized Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Interior lights system Junction box (under right side of dash) Junction box electronics Left in-bumper tv aerial Left microphone Most bus connector Nca Red Right in-bumper tv aerial Sat Satellite receiver (left side of rear compt) Sdars aerial Start/stop function Tcu/ulf/ ulf-sbx/ ulf-sbx-h Video module (left side of rear compt) W/ automatic engine W/o automatic engine X04010 X10636 X10639 X10642 X11002 X11007 X11411 X13016 (left rear side of interior panel) X13393 X13812 X13813 X13814 X13815 X13817 X13820 X13822 X13823 X13836 X13918 X13919 X14062 X14064 X14066 X14087 X14118 X14134 X14272 X14454 X1716 X18180 X18803 Hifi Radio Wiring Diagram, Convertible with CCC & M-ASK (2 of 2) for BMW M3 2012 List of elements for Hifi Radio Wiring Diagram, Convertible with CCC & M-ASK (2 of 2) for BMW M3 2012: 47 Aerial diversity (center rear of roof) Amplifier (left side of rear compt) Convertible top module Fm aerial 1 Fm aerial 2 Fm aerial 3 Fm aerial 4 Fuse 20a Hot at all times hot w/ terminal 30g relay energized Junction box (under right side of dash) Left front mid-range speaker Left front tweeter Left rear hi-range speaker Left side section antenna amplifier Left side trim panel mid-range speaker Left subwoofer Nca Rear window aerial Rear window antenna amplifier Right front mid-range speaker Right front tweeter Right rear high-range speaker Right side section antenna amplifier Right side trim panel mid-range speaker Right subwoofer W/ automatic engine start-stop function W/o automatic engine start-stop function X01240 X10837 X10838 X10839 X10840 X10841 X10842 X10843 X11002 X13016 (left rear side of interior panel) X13049 X13175 X13879 X13880 X13911 X16702 X1716 X256 X257 X9988 Hifi Radio Wiring Diagram, Convertible with CIC (1 of 2) for BMW M3 2012 List of elements for Hifi Radio Wiring Diagram, Convertible with CIC (1 of 2) for BMW M3 2012: 63 (left rear side of interior panel) x13016 (pin 23-26 not used) Aux-in connection Car information computer cic Cd changer (left side of rear compt) Central information display Computer data lines system Digital tuner aerial Digital tuner aerial 2 Fuse 10a Fuse 15a Fuse 5a Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Interior lights system Junction box (under right side of dash) Junction box electronics Left in-bumper tv aerial Left microphone Most bus connector Nca Odbii socket Red Remote control receiver Right in-bumper tv aerial Roof aerial Tcu/ulf-sbx/ulf/ ulf-sbx-h/ com box Usb port Video module (left side of rear compt) W/ automatic engine start-stop function W/ com box W/o automatic engine start-stop function W/o com box X04010 X10639 X10642 X11002 X11587 X13016 (left rear side of interior panel) X13393 X13812 X13815 X13816 X13817 X13822 X13823 X13836 X13912 X14066 X14118 X14134 X14272 X14454 X1716 X17425 X17427 X18180 X19580 X34121 X34122 X34124 X34125 X34139 Hifi Radio Wiring Diagram, Convertible with CIC (2 of 2) for BMW M3 2012 List of elements for Hifi Radio Wiring Diagram, Convertible with CIC (2 of 2) for BMW M3 2012: 58 (left side of Aerial diversity (center rear of roof) Amplifier (left side of rear compt) Convertible top module Fm aerial Fm aerial 1 Fm aerial 2 Fm aerial 4 Fuse 20a Hot at all times hot w/ terminal 30g relay energized Junction box (under right side of dash) Left front mid-range speaker Left front tweeter Left rear hi-range speaker Left side section antenna amplifier Left side trim panel mid-range speaker Left subwoofer Nca Rear compt) Rear window aerial Rear window antenna amplifier Right front mid-range speaker Right front tweeter Right rear hi-range speaker Right side section antenna amplifier Right side trim panel mid-range speaker Right subwoofer Sat Satellite receiver Sdars aerial W/ automatic engine start-stop function W/o automatic engine start-stop function X01240 X10636 X10837 X10838 X10839 X10840 X10841 X10842 X10843 X11002 X11411 X13016 (left rear side of interior panel) X13049 X13175 X13344 X13850 X13879 X13911 X14062 X14064 X14066 X16702 X1716 X256 X257 X9988 Hifi Radio Wiring Diagram, Convertible without CIC, CCC & M-ASK (1 of 2) for BMW M3 2012 List of elements for Hifi Radio Wiring Diagram, Convertible without CIC, CCC & M-ASK (1 of 2) for BMW M3 2012: 41 (pin 16-29 not used) Aux-in connection Av socket Cd changer (left side of rear compt) Computer data lines system Fuse 10a Fuse 15a Fuse 5a Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Interior lights system Junction box (under right side of dash) Most bus connector Nca Radio Roof antenna Sat Satellite receiver (left side of rear compt) Sdars aerial Telephone retrofit packages connector Telephone transceiver (center of rear compt) W/ antenna diversity W/ automatic engine start-stop function W/o antenna diversity W/o automatic engine start-stop function X10639 X11002 X11411 X13016 (left rear side of interior panel) X13812 X13813 X13815 X13816 X13824 X13836 X14062 X14066 X14118 X1716 X18180 X1o636 Hifi Radio Wiring Diagram, Convertible without CIC, CCC & M-ASK (2 of 2) for BMW M3 2012 List of elements for Hifi Radio Wiring Diagram, Convertible without CIC, CCC & M-ASK (2 of 2) for BMW M3 2012: 50 Aerial diversity (center rear of roof) Amplifier (left side of rear compt) Convertible top module Fm aerial 1 Fm aerial 2 Fm aerial 3 Fm aerial 4 Fuse 20a Hot at all times hot w/ terminal 30g relay energized Junction box (under right side of dash) Left front mid-range speaker Left front tweeter Left rear hi-range speaker Left side section antenna amplifier Left side trim panel mid-range speaker Left subwoofer Nca Rear window aerial Rear window antenna amplifier Remote control receiver Right front mid-range speaker Right front tweeter Right rear hi-range speaker Right side section antenna amplifier Right side trim panel mid-range speaker Right subwoofer W/ automatic engine start-stop function W/o automatic engine start-stop function X01240 X10837 X10838 X10839 X10840 X10841 X10842 X10843 X11002 X13016 (left rear side of interior panel) X13049 X13175 X13344 X13879 X13880 X13911 X13912 X16702 X1716 X256 X257 X9988 Hifi Radio Wiring Diagram, Coupe with CCC & M-ASK (1 of 2) for BMW M3 2012 List of elements for Hifi Radio Wiring Diagram, Coupe with CCC & M-ASK (1 of 2) for BMW M3 2012: 77 (left rear side of interior panel) x13016 (pin 16-38 not used) (pin 3-4 not used) (pin 7-10 not used) (pin 9-10 not used) Aerial diversity (center rear of roof) Anti-lock brakes system Aux-in connector Ccc/m-ask Cd changer (left side of rear compt) Central information display Computer data lines system Coupe Engine start/ stop function Fan m-ask/ccc Fuse 10a Fuse 20a Fuse 5a Gps Hot at all times hot w/ bi-stable relay energized Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Interior lights system Junction box (under right side of dash) Junction box electronics Left microphone Most bus connector Nca Rear compt) Red Roof aerial Roof antenna Sat Satellite receiver (left side of Tcu/ulf/ ulf-sbx-h/ ulf-sbx Video module (left side of rear compt) W/ automatic W/o automatic Wagon X01240 X01241 X01242 X04010 X10636 X10639 X10642 X11002 X11007 X1143 X13016 (left rear side of interior panel) X13344 X13393 X13812 X13813 X13814 X13815 X13816 X13817 X13820 X13822 X13823 X13836 X13916 X13917 X13918 X13919 X14062 X14064 X14066 X14087 X14118 X14134 X14272 X14454 X1716 X18180 X18803 Hifi Radio Wiring Diagram, Coupe with CCC & M-ASK (2 of 2) for BMW M3 2012 List of elements for Hifi Radio Wiring Diagram, Coupe with CCC & M-ASK (2 of 2) for BMW M3 2012: 34 (coupe) right side trim panel mid-range speaker (wagon) right rear door mid-range speaker Amplifier (left side of rear compt) Coupe Fuse 20a Hot at all times hot w/ terminal 30g relay energized Junction box (under right side of dash) Left front mid-range speaker Left front tweeter Left rear door mid-range speaker (wagon) left side trim panel mid-range speaker (coupe) Left rear hi-range speaker Left side window antenna Left side window antenna amplifier Left subwoofer Nca Rear spoiler am/fm aerial (wagon) Rear window aerial Right front mid-range speaker Right front tweeter Right rear hi-range speaker Right side window antenna Right side window antenna amplifier Right subwoofer W/ automatic engine start-stop function W/o automatic engine start-stop function Wagon X11002 X13016 (left rear side of interior panel) X13916 X13917 X1716 X256 X257 X273 X274 Hifi Radio Wiring Diagram, Coupe with CIC (1 of 2) for BMW M3 2012 List of elements for Hifi Radio Wiring Diagram, Coupe with CIC (1 of 2) for BMW M3 2012: 67 (left rear side of interior panel) (left side of rear compt) video module (or nca) (pin 19-21 not used) (pin 5-10 not used) (wagon) rear spoiler am/fm aerial Aerial diversity (center rear of roof) Aux-in connection Car information computer cic Cd changer (left side of rear compt) Central information display Computer data lines system Coupe Fuse 10a Fuse 15a Fuse 5a Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Interior lights system Junction box (under right side of dash) Junction box electronics Left microphone Most bus connector Nca Nca x13344 Odbii Red Right side window antenna Right side window antenna amplifier Socket Tcu/ulf-sbx-h/ ulf-sbx/ combox Usb port W/ automatic engine start-stop function W/ combox W/o automatic engine start-stop function W/o combox Wagon X01242 X04010 X10639 X10642 X11002 X1143 X11587 X13016 X13016 (left rear side of interior panel) X13812 X13815 X13816 X13817 X13822 X13823 X13836 X13917 X14087 X14118 X14134 X14272 X14454 X16767 X1716 X17425 X17427 X18180 X34124 X34125 X34145 Hifi Radio Wiring Diagram, Coupe with CIC (2 of 2) for BMW M3 2012 List of elements for Hifi Radio Wiring Diagram, Coupe with CIC (2 of 2) for BMW M3 2012: 48 (coupe) right side trim panel mid-range speaker (wagon) right rear door mid-range speaker (left side of (or nca) Aerial diversity (center rear of roof) Amplifier (left side of rear compt) Coupe Fuse 20a Hot at all times hot w/ terminal 30g relay energized Junction box (under right side of dash) Left front mid-range speaker Left front tweeter Left rear door mid-range speaker (wagon) left side trim panel mid-range speaker (coupe) Left rear hi-range speaker Left side window antenna Left side window antenna amplifier Left subwoofer Nca Rear compt) Rear window aerial Right front mid-range speaker Right front tweeter Right rear hi-range speaker Right subwoofer Roof aerial Satellite receiver Start-stop function Video module (left side of rear compt) W/ automatic engine W/o automatic engine start-stop function Wagon X01240 X01241 X10636 X11002 X13016 (left rear side of interior panel) X13393 X13911 X13916 X13917 X14062 X14064 X14066 X16766 X1716 X256 X257 X273 X274 Hifi Radio Wiring Diagram, Coupe without CIC, CCC & M-ASK (1 of 2) for BMW M3 2012 List of elements for Hifi Radio Wiring Diagram, Coupe without CIC, CCC & M-ASK (1 of 2) for BMW M3 2012: 51 (pin 16-29 not used) (pin 31-34 not used) (pin 9-12 not used) x13813 Aerial diversity (center rear of roof) Aux-in conne- ction Av socket Cd changer (left side of rear compt) Computer data lines system Coupe Fuse 10a Fuse 5a Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Interior lights system Junction box (under right side of dash) Most bus connector Nca Rad Radio Rear spoiler am/fm aerial (wagon) Rear window aerial Sat Satellite receiver (left side of rear compt) Telephone retrofit packages connector Telephone transceiver (center of rear compt) W/ antenna diversity W/ automatic engine start-stop function W/o antenna diversity W/o automatic engine start-stop function Wagon X01240 X01241 X01242 X10636 X10639 X11002 X1143 X13016 (left rear side of interior panel) X13344 X13812 X13815 X13816 X13824 X13836 X14062 X14064 roof antenna X14066 X14118 X1716 X18180 X34145 Hifi Radio Wiring Diagram, Coupe without CIC, CCC & M-ASK (2 of 2) for BMW M3 2012 List of elements for Hifi Radio Wiring Diagram, Coupe without CIC, CCC & M-ASK (2 of 2) for BMW M3 2012: 24 (coupe) right side trim panel mid-range speaker (wagon) right rear door mid-range speaker (wagon) Amplifier (left side of rear compt) Fuse 20a Hot at all times hot w/ terminal 30g relay energized Junction box (under right side of dash) Left front mid-range speaker Left front tweeter Left rear door mid-range speaker (wagon) left side trim panel mid-range speaker (coupe) Left rear hi-range speaker Left subwoofer Right front mid-range speaker Right front tweeter Right rear hi-range speaker Right subwoofer W/ automatic engine start-stop function W/o automatic engine start-stop function X11002 X13016 (left rear side of interior panel) X1716 X256 X257 X273 X274 MOST Data Bus Wiring Diagram for BMW M3 2012 List of elements for MOST Data Bus Wiring Diagram for BMW M3 2012: 19 Amplifier (w/ top hifi) (left side of rear compt) Ccc/m-ask (w/o cic car information center) car information computer cic (w/ cic car information center) radio (w/o cic, ccc & m-ask) Cd changer (left side of rear compt) Computer data lines system Most-bus connector Satellite receiver (left side of rear compt) Tcu/ulf/ ulf-sbx/ ulf-sbx-h/ combox Video module (left side of rear compt) W/ com box W/o com box X10633 X10636 X10639 X10642 X13812 X13815 X13836 X14134 X34139 Top Hifi Radio Wiring Diagram for BMW M3 2012 List of elements for Top Hifi Radio Wiring Diagram for BMW M3 2012: 44 (left side of rear compt) satellite receiver Center speaker Convertible Coupe & convertible Fuse 10a Fuse 20a Hot at all times hot w/ terminal 30g relay energized Hot w/ terminal 30g relay energized Junction box (under right side of dash) Left front mid-range speaker Left front tweeter Left rear door mid-range speaker Left rear high range speaker Left rear mid-range speaker Left side trim panel mid-range speaker Left subwoofer Most data bus circuit Right front mid-range speaker Right front tweeter Right rear door mid-range speaker Right rear high range speaker Right rear mid-range speaker Right side trim panel mid-range speaker Right subwoofer Roof aerial (except convertible) sdars aerial (convertible) Top-hifi amplifier W/ automatic engine start-stop function W/o automatic engine start-stop function Wagon X10633 X11002 X11411 X13016 (left rear side of interior panel) X14062 X14063 X14064 X14066 X1716 X18773 X19580 X256 X257 X273 X274
SHIFT INTERLOCK Shift Interlock Wiring Diagram for BMW M3 2012 List of elements for Shift Interlock Wiring Diagram for BMW M3 2012: 21 Anti- theft system Brake light Brake light switch (under left side of dash) Can h Can l Car access system (under left side of dash) Computer data lines system Dme control module (right rear of engine compt) Exterior lights system Fuse f22 15a Hot w/ terminal 30g relay energized Junction box (under right side of dash) Parking lock Red Transmission control dkg (bottom of transmission) X11003 X13376 X490 (under right side of dash) X60101 X6021 X6031
STARTING/CHARGING Charging Wiring Diagram for BMW M3 2012 List of elements for Charging Wiring Diagram for BMW M3 2012: 28 (4.0l: bottom of engine) (except 4.0l: rear of engine, near transmission) oil condition sensor (right rear of engine compt) dme control module 4.0l Alternator Battery Battery sensor (right side of rear compt) Computer data lines system Except 4.0l Fuse n/a Jump start terminal point (right side of engine compt) Luggage well b+ terminal point Nca Rear fuse holder (right side of rear compt) Red Starter X01185 X10272 X18090 X18261 X60001 X60005 X60101 X60105 X60532 X6402 X6404 X6512 X9230 Starting Wiring Diagram for BMW M3 2012 List of elements for Starting Wiring Diagram for BMW M3 2012: 34 3.0l 3.0l twin turbo 4.0l A/t Alternator Battery Car access system (under left side of dash) Clutch switch module (under left side of dash) Dme control unit (right rear of engine compt) Jump start terminal point (right side of engine compt) Luggage well b+ terminal point M/t Red Side-in compartment Start-stop button Starter Transmission control (bottom of transmission) X01195 X10272 X10318 X1108 (under left side of dash) X13376 X18090 X60001 X60002 X60101 X6011 X60551 X60556 X6402 X6404 X6510 X6512 X8500
SUPPLEMENTAL RESTRAINTS Supplemental Restraints Wiring Diagram, Convertible with Multiple Restraint System (1 of 2) for BMW M3 2012 List of elements for Supplemental Restraints Wiring Diagram, Convertible with Multiple Restraint System (1 of 2) for BMW M3 2012: 36 (in driver front seat headrest) driver crash- active head restraint (in front passenger seat headrest) front passenger crash- active head restraint (top right side of dash) passenger's airbag inflator assemblies Airbag sig + Airbag sig - Clstr airbag + Clstr airbag - Computer data lines system Driver's airbag inflator assemblies Fuse 5a Hot in on or start Junction box (under right side of dash) Left "b" pillar airbag sensor (left middle interior panel) Left front airbag sensor (left side of engine compt) Left front door airbag sensor (front of left front door) Multiple restraint system control unit (rear of center console) Nca Pass airbag + Pass airbag - Passenger airbag deactivation switch (right end of dash, near right front door) Right "b" pillar airbag sensor (right middle of interior panel) Right front airbag sensor (right side of engine compt) Right front door airbag sensor (rear of right front door) Right rear seat belt pretensioner Sig can-bus Steering column switch cluster X01001 X01071 X10170 X10172 X10179 X11001 X17153 X17154 X256 X257 Supplemental Restraints Wiring Diagram, Convertible with Multiple Restraint System (2 of 2) for BMW M3 2012 List of elements for Supplemental Restraints Wiring Diagram, Convertible with Multiple Restraint System (2 of 2) for BMW M3 2012: 68 (left headliner) left head airbag inflator assembly (left side of driver seat back) driver side airbag inflator assembly (right headliner) right head airbag inflator assembly (right side of passenger seat back) passenger side airbag inflator assembly (under center console) x1441 Batt terminal + Batt terminal - Car access system (under left side of dash) Crash sig Diode panel Driver belt tensioner Driver seat position sensor Driver's seat belt buckle contact Drv airbag + Drv airbag - Drv cash + Drv cash - Drv seat belt + Drv seat belt - Drv seat sens Front passenger seat position sensor Frt pass sig Ground L airbag + L airbag - L b pillar sens Left rear seat belt pretensioner Lf door + Lf door - Lf sens + Lf sens - Lr seat belt + Lr seat belt - Multiple restraint system control unit (rear of center console) Nca Occupancy sig Pass airbag + Pass airbag - Pass belt + Pass belt - Pass cash + Pass cash - Pass seat sens Passenger belt tensioner Passenger's seat belt buckle contact R airbag + R airbag - R b pillar sig Rf door + Rf door - Rf sens + Rf sens - Roof function control center Rr seat belt + Rr seat belt - Safety battery terminal gennerator Seat occupancy recognition Tcu Terminal r X13376 X14133 X14286 X1441 (under center console) X18069 X275 X279 X494 (right rear side of interior panel) X9331 Supplemental Restraints Wiring Diagram, Coupe with Multiple Restraint System (1 of 2) for BMW M3 2012 List of elements for Supplemental Restraints Wiring Diagram, Coupe with Multiple Restraint System (1 of 2) for BMW M3 2012: 50 (in driver front seat headrest) driver crash- active head restraint (in font passenger front seat headrest) front passenger crash- active head restraint (left side of rear compt) x151 (right rear side of interior panel) (top right side of dash) passenger's airbag inflator assemblies Airbag sig + Airbag sig - Clstr airbag + Clstr airbag - Computer data lines system Driver seat belt positioner controller (left rear side of interior panel) Driver's airbag inflator assemblies Driver's switch cluster Footwell module (under left side of dash) Front passenger seat belt positioner controller (right rear side of interior panel) Fuse 10a Fuse 5a Hot at all times Hot in on or start Junction box (under right side of dash) Left "b" pillar airbag sensor (left rear side of interior panel) Left front airbag sensor (left side of engine compt) Left seat belt positioner motor (left rear side interior panel) Multiple restraint system control unit (rear of center console) Nca Pass airbag + Pass airbag - Passenger airbag deactivation switch (right end of dash, near right front door) Right front door airbag sensor (rear of right front door) Right seat belt positioner motor (right rear side interior panel) Sig can-bus Steering column switch cluster X01001 X01071 X01267 X01268 X01269 X01270 X10170 X10172 X10179 X11001 X11003 X14260 X17153 X17154 X256 X494 X776 X777 Supplemental Restraints Wiring Diagram, Coupe with Multiple Restraint System (2 of 2) for BMW M3 2012 List of elements for Supplemental Restraints Wiring Diagram, Coupe with Multiple Restraint System (2 of 2) for BMW M3 2012: 65 (front of left front door) left front door airbag sensor (left headliner) left head airbag inflator assembly (left side of driver seat back) driver side airbag inflator assembly (right headliner) right head airbag inflator assembly (right side of passenger seat back) passenger side airbag inflator assembly Batt terminal + Batt terminal - Car access system (under left side of dash) Crash sig Diode panel Driver belt tensioner Driver's seat belt buckle contact Drv airbag + Drv airbag - Drv cash + Drv cash - Drv seat belt + Drv seat belt - Drv seat sens Frt pass sig Ground L airbag + L airbag - L b pillar sens Lf door + Lf door - Lf sens + Lf sens - Multiple restraint system control unit (rear of center console) Nca Occupancy sig Pass airbag + Pass airbag - Pass belt + Pass belt - Pass cash + Pass cash - Pass seat sens Passenger belt tensioner Passenger's seat belt buckle contact R airbag + R airbag - R b pillar sig Rf door + Rf door - Rf sens + Rf sens - Right "b" pillar airbag sensor (right rear side of interior panel) Right front airbag sensor (right side of engine compt) Roof function control center Safety battery terminal generator Seat occupancy recognition Shield Tcu Terminal r X13376 X14133 X14286 X1441 (under center console) X18069 X257 X275 X279 X494 (right rear side of interior panel) X9331 Supplemental Restraints Wiring Diagram, without Multiple Restraint System (1 of 2) for BMW M3 2012 List of elements for Supplemental Restraints Wiring Diagram, without Multiple Restraint System (1 of 2) for BMW M3 2012: 34 (front of left front door) left front door airbag sensor (left rear side of interior panel) left "b" pillar airbag sensor (top right side of dash) passenger's airbag inflator assemblies (under center console) x1441 Clstr airbag + Clstr airbag - Computer data lines system Crash safety module (rear of center console) Driver's airbag inflator assemblies Driver's knee airbag inflator assembly Drv knee airbag Fuse 10a Fuse 5a Hot at all times Hot in on or start Junction box (under right side of dash) Left rollover protection actuator Nca Pass airbag + Pass airbag - Pass knee airbag Passenger's knee airbag inflator assembly Right rollover protection actuator Rollover protection controller Sig can-bus Steering column switch cluster X01001 X01071 X10170 X10172 X10179 X11001 X11007 X257 Supplemental Restraints Wiring Diagram, without Multiple Restraint System (2 of 2) for BMW M3 2012 List of elements for Supplemental Restraints Wiring Diagram, without Multiple Restraint System (2 of 2) for BMW M3 2012: 66 (in left front seat headrest) driver's crash-active head restraint (in right front seat headrest) front passenger crash-active head restraint (left headliner) left head airbag inflator assembly (left side of driver seat back) driver side airbag inflator assembly (right headliner) right head airbag inflator assembly (right side of passenger seat back) passenger side airbag inflator assembly (under center console) (under center console) x1441 Batt terminal + Batt terminal - Car access system (under left side of dash) Crash safety module (rear of center console) Diode panel Driver belt tensioner Driver's seat belt buckle contact Drv airbag + Drv airbag - Drv seat belt + Drv seat belt - Drv seat sens Frt pass sig Ground L airbag + L airbag - L b pillar sens Left front airbag sensor (left side of engine compt) Lf door + Lf door - Lf head rst Lf sens + Lf sens - Nca Occupancy sig Pass airbag + Pass airbag - Pass belt + Pass belt - Pass seat sens Passenger belt tensioner Passenger's seat belt buckle contact R airbag + R airbag - R b pillar sig Rf door + Rf door - Rf head rst Rf sens + Rf sens - Right "b" pillar airbag sensor (right rear side of interior panel) Right front airbag sensor (right side of engine compt) Right front door airbag sensor (rear of right front door) Roof function control center Safety battery terminal generator Seat occupancy recognition Terminal r X13376 X14286 X1441 X1441 (under center console) X17153 X17154 X18069 X256 X275 X279 X494 (right rear side of interior panel)
TRANSMISSION A/T Wiring Diagram for BMW M3 2012 List of elements for A/T Wiring Diagram for BMW M3 2012: 32 (bottom of transmission) transmission control dkg Car access system (under left side of dash) Computer data lines system Drive logic switch Footwell module (under left side of dash) Fuse 10a Fuse 15a Gear selector switch Hot w/ terminal 30g relay energized Junction box (under right side of dash) Junction box electronics Left multi- function steering wheel switch block Left rocker switch Nca Parking lock Power distribution system Red Right multi- function steering wheel switch block Right rocker switch Steering column switch cluster X10012 (under right side of dash) X11003 X11008 X1108 (under left side of dash) X13376 X14261 X14271 X14272 X1880 X490 (under right side of dash) X6021 X6031 AWD Wiring Diagram for BMW M3 2012 List of elements for AWD Wiring Diagram for BMW M3 2012: 21 Anti-theft system Classification resistor (under vehicle) Computer data lines system Fuse 250a Fuse 30a Fuse 5a Hot at all times Junction box (under right side of dash) Nca Rear fuse holder (right side of rear compt) Red Terminal 30g relay Transfer box control module (under carpet, on right side footwell) Vtg actuator (under vehicle) X10209 X10594 X11005 X11010 X13020 X490 (under right side of dash) X80003
TRUNK, TAILGATE, FUEL DOOR Trunk & Fuel Door Release Wiring Diagram for BMW M3 2012 List of elements for Trunk & Fuel Door Release Wiring Diagram for BMW M3 2012: 30 Boot lid button Boot lid central locking drive Car access system (under left side of dash) Central locking drive unit glove compt (convertible) Convertible Except convertible Fuel filler flap center locking drive Fuse 15a Fuse 15a x04010 Hot at all times Interior lights system Junction box (under right side of dash) Junction box electronics Left rear lid lock switch Left release roller cover motor (left side of rear compt) Rear lid release switch (interior) Right rear lid lock switch Right release roller cover motor (right side of rear compt) Sports wagon X10254 X1108 (under left side of dash) X13376 X14270 X14271 X14272 X14303 X151 (left side of rear compt) X494 (convertible) (right rear side of interior panel) x498 (except convertible) (right side of rear compt) X494 (right rear side of interior panel) X498 (right side of rear compt)
WARNING SYSTEMS Warning Systems Wiring Diagram for BMW M3 2012 List of elements for Warning Systems Wiring Diagram for BMW M3 2012: 19 Computer data lines Computer data lines system Fuse 5a Hot w/ terminal 30g relay energized Junction box (under right side of dash) Left front electronic wheel module Left front rdc transmitter (front of left front wheel) Left rear electronic wheel module Left rear rdc transmitter (behind left rear wheel) Power distribution system Rdc antenna (under vehicle) Right front electronic wheel module Right front rdc transmitter (front of right front wheel) Right rear electronic wheel module Right rear rdc transmitter (behind right rear wheel) System Tire pressure control (rdc) (right side of rear compt) X11003 X494 (right rear side of interior panel)
