Diagram sections — 30 (44 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY CONTROL MODULES COMPUTER DATA LINES COOLING FAN DEFOGGERS ELECTRONIC POWER STEERING ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS NAVIGATION POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER TOP/SUNROOF POWER WINDOWS RADIO SHIFT INTERLOCK STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING Automatic A/C Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Automatic A/C Wiring Diagram for Smart Fortwo Passion 2009: 58 (+) (-) (behind rear bumper) w7 58d Air conditioning switch Air recirculation flap actuator motor (right side of dash) Ambient temperature display temperature sensor Blend air flap actuator (right side of dash) Blower motor (left side of dash) Blower motor pre resistor group Blower switch C10 Can h Can l Can-h Can-l Charge air fan motor Charge air fan motor relay Computer data lines system Coolant fan motor (front of vehicle) Coolant temperature sensor (rear of cylinder head) Coolant temperature warning lamp Dg +5v Dg sig Dgm Evaporator temperature sensor (right side of dash) Fuse 10a Fuse 15a Fuse 20a Fuse 25a Fuse 7.5a Heater blower relay Heating & air conditioning operating unit (center of dash) Hot at all times Hot in on or start Instrument cluster Interior lights system Interior temperature sensor Me-sfi (me) control unit (right rear of luggage compt) Msens Pillar) Pnk Power window convenience feature control unit Rear window defroster switch Recirculated air switch Red Refrigerant compressor (left front of engine) Refrigerant pressure sensor (on refrigerant line) Rwh Sam control unit (under left side of dash) Tmot W10 (in battery compt) W26 (in battery compt) W43 (behind front bumper) W6 (behind rear bumper) W9 (near base of left "a" X26 X85/10
ANTI-LOCK BRAKES Anti-lock Brakes Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Anti-lock Brakes Wiring Diagram for Smart Fortwo Passion 2009: 44 (left floor panel) w14 (near base of left "a" pillar) w9 +bls +bs Abs ind lamp Bfl Brake fluid & parking brake warning ind Brake fluid indicator switch Can h Can l Computer data lines system Df hl Df hr Df vl Df vr Esp control unit (left center of vehicle undercarriage) Esp warning lamp ind Exterior lights system Fuse 10a Fuse 25a Fuse 40a Fuse 7.5a Has Hot at all times Hot in on or start Instrument cluster Left front rpm sensor (at left front hub assembly) Left rear rpm sensor (at left rear hub assembly) Mdf hl Mdf hr Mdf vl Mdf vr Nca Parking brake indicator switch Red/pnk Right front rpm sensor (at right front hub assembly) Right rear rpm sensor (at right rear hub assembly) Sam control unit (under left side of dash) Steering angle sensor Stop lamp switch (on brake pedal assembly) W10 (in battery compt) W43 (behind front bumper) W7 (behind rear bumper) Yaw rate, lateral & longitudinal acceleration sensor (under driver's seat)
ANTI-THEFT Anti-theft Wiring Diagram (1 of 2) for Smart Fortwo Passion 2009 List of elements for Anti-theft Wiring Diagram (1 of 2) for Smart Fortwo Passion 2009: 27 C10 Can h Can l Cl (zv) close relay Cl (zv) open relay Clk Computer data lines system Data Exterior lights system Fuel filler flap cl (zv) motor Fuse 10a Fuse 20a Gnd Horn relay Horns system Hot at all times Left door cl (zv) motor & left door rotary tumbler microswitch Pnk Rear end door/trunk lid cl (zv) relay Right door cl (zv) motor & right door rotary tumbler microswitch Sam control unit (under left side of dash) W43 (behind front bumper) W9 (near base of left "a" pillar) X35/1 X35/2 Zv close Zv open Anti-theft Wiring Diagram (2 of 2) for Smart Fortwo Passion 2009 List of elements for Anti-theft Wiring Diagram (2 of 2) for Smart Fortwo Passion 2009: 19 (behind rear bumper) (behind rear bumper) w6 (in battery compt) w10 (under center console) (w/ ata (edw) & siren) microwave sensor Alarm siren w/ inclination sensor (w/ ata (edw) & siren) Cockpit switch group Convertible Coupe Inside lock cl (zv) switch Inside unlock cl (zv) switch Pnk Rear end door handle switch Remote trunk opening switch (coupe) trunk lid rotary tumbler microswitch (convertible) Transponder coil (under electronic selector lever) Trunk lid opening assist motor Trunk lid opening assist motor 1 Trunk lid opening assist motor 2 (coupe) W10 (in battery compt) W6 (behind rear bumper)
BODY CONTROL MODULES Body Control Modules Wiring Diagram (1 of 2) for Smart Fortwo Passion 2009 List of elements for Body Control Modules Wiring Diagram (1 of 2) for Smart Fortwo Passion 2009: 38 Acc Air conditioning system Anti-lock brakes system Battery C10 Cooling fans system Defogger system Door locks & anti-theft systems Door locks, anti-theft & trunk, tailgate, fuel doors systems Electronic power steering system Engine controls & transmissions systems Engine controls system Engine controls, computer data lines, warning & transmissions systems Exterior lights system Headlights system Horns system Hot at all times Ignition/ starter switch Instrument cluster, wiper/washer, exterior lights, computer data lines, defogger, warning & transmissions systems Lock Pnk Power distribution system Power tops & interior lights systems Power tops system Power windows system Red Red/pnk Run Sam control unit (under left side of dash) Seats & exterior lights systems Seats system Sound systems Start Starting/charging system Transmissions system W9 (near base of left "a" pillar) Wiper/washer system Wiper/washer, mirrors & power tops air conditioning, sound & seats systems Body Control Modules Wiring Diagram (2 of 2) for Smart Fortwo Passion 2009 List of elements for Body Control Modules Wiring Diagram (2 of 2) for Smart Fortwo Passion 2009: 18 Computer data lines system Defogger system Door locks & anti-theft systems Door locks, anti-theft & trunk, tailgate, fuel doors systems Exterior lights system Headlights system Horns system Instrument cluster system Interior lights system Pnk Power tops system Power tops system door locks, anti-theft & trunk, tailgate, fuel doors systems Sam control unit (under left side of dash) Starting/charging system W12 Warning system Wiper washer & instrument cluster system Wiper/washer system
COMPUTER DATA LINES Computer Data Lines Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Computer Data Lines Wiring Diagram for Smart Fortwo Passion 2009: 23 (in battery compt) w26 Automated manual transmission control unit (under driver's seat) Can h Can l Data link connector (left side of dash) Electronic selector lever module control unit (under center console) Esp control unit (left center of vehicle undercarriage) Fuse 10a Fuse 7.5a Heating & air conditioning operating unit (center of dash) Hot at all times Hot in on or start Instrument cluster Me-sfi (me) control unit (right rear of luggage compt) Restraints systems control unit (center of dash) Sam control unit (under left side of dash) Steering angle sensor Steering assist control unit (w/ power steering) (behind instrument cluster) Tpm (rdk) control unit (left side of dash) W/ power steering Weight sensing system (wss) control unit X55/4 Yaw rate, lateral & longitudinal acceleration sensor (under driver's seat)
COOLING FAN Cooling Fan Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Cooling Fan Wiring Diagram for Smart Fortwo Passion 2009: 29 (behind rear bumper) w7 C10 Can h Can l Can-h Can-l Charge air fan motor Charge air fan motor relay Computer data lines system Coolant fan motor (front of vehicle) Coolant temperature sensor (rear of cylinder head) Coolant temperature warning lamp Fuse 10a Fuse 15a Fuse 7.5a Heating & air conditioning operating unit (center of dash) Hot at all times Hot in on or start Instrument cluster Me-sfi (me) control unit (right rear of luggage compt) Msens Red Sam control unit (under left side of dash) Tmot W10 (in battery compt) W43 (behind front bumper) W6 (behind rear bumper) W9 (near base of left "a" pillar) X26
DEFOGGERS Heated Mirrors Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Heated Mirrors Wiring Diagram for Smart Fortwo Passion 2009: 12 Fuse 10a Fuse 7.5a Hot at all times Hot in run or start Left electrically adjustable & heated exterior mirror Mirror heater relay (in sam control unit) Nca Right electrically adjustable & heated exterior mirror Sam control unit (under left side of dash) W43 (behind front bumper) X35/1 X35/2 Rear Defogger Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Rear Defogger Wiring Diagram for Smart Fortwo Passion 2009: 20 (convertible) (coupe) Can h Can l Can-h Can-l Computer data lines system Fuse 40a Heated rear window Heated rear window relay Heating & air conditioning operating unit (center of dash) Hot at all times Rear window defroster switch Rwh Sam control unit (under left side of dash) W10 (in battery compt) W12 W6 (behind rear bumper) X18/19-c2 X23/7-c2
ELECTRONIC POWER STEERING Electronic Power Steering Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Electronic Power Steering Wiring Diagram for Smart Fortwo Passion 2009: 21 Can h Can l Can-h Can-l Computer data lines system Electric steering indicator lamp Fuse 10a Fuse 30a Hot at all times Hot in on or start Instrument cluster M + M - Nca Power steering engine Power steering torque sensor (on steering rack) Red Sam control unit (under left side of dash) Steering assist control unit (behind instrument cluster) W30/2 (under dash assembly) W43 (behind front bumper)
ENGINE PERFORMANCE
1.0L 1.0L, Engine Performance Wiring Diagram (1 of 4) for Smart Fortwo Passion 2009 List of elements for 1.0L, Engine Performance Wiring Diagram (1 of 4) for Smart Fortwo Passion 2009: 36 (center of dash) secondary air injection pump relay (on accelerator pedal assembly) accelerator pedal sensor (on engine assembly) secondary air injection pump (on fuel tank) fuel tank pressure sensor 87/1.1 Activated charcoal filter shut-off valve Adjustable camshaft timing solenoid (top front of engine) Air pump Can h Can l Check engine mil ind Computer data lines system Efpr Engine oil pressure switch (on oil filter housing) Euv Fuse 40a Gnd Hot at all times Instrument cluster Kwdg Lshhk Me-sfi (me) control unit (right rear of luggage compt) Nwdg Nws Pins 1-53 not used Pnk Pwg1 Pwg2 Red Secondary air injection pump fuse Sig Tev Tp sig W11/5 (behind right rear bumper) W7 (behind rear bumper) X15 1.0L, Engine Performance Wiring Diagram (2 of 4) for Smart Fortwo Passion 2009 List of elements for 1.0L, Engine Performance Wiring Diagram (2 of 4) for Smart Fortwo Passion 2009: 13 (in fuel tank) fuel pump w/ fuel level sensor Electric fuel pump relay Fuse 15a Fuse 25a Fuse 7.5a Hot at all times Hot in on or start Main relay Pnk Red Sam control unit (under left side of dash) W7 (behind rear bumper) X26 1.0L, Engine Performance Wiring Diagram (3 of 4) for Smart Fortwo Passion 2009 List of elements for 1.0L, Engine Performance Wiring Diagram (3 of 4) for Smart Fortwo Passion 2009: 13 (near oil filter) crankshaft position sensor (on intake manifold) throttle valve actuator (rear of intake manifold) fuel tank vent valve Cylinder 1 ignition coil (top of cylinder head) Cylinder 2 ignition coil (top of cylinder head) Cylinder 3 ignition coil (top of cylinder head) Nca Oxygen sensor (downstream) (in exhaust, after converter) Red Sig To spark plugs W6 (behind rear bumper) X26 1.0L, Engine Performance Wiring Diagram (4 of 4) for Smart Fortwo Passion 2009 List of elements for 1.0L, Engine Performance Wiring Diagram (4 of 4) for Smart Fortwo Passion 2009: 38 (on intake manifold) intake manifold pressure sensor (rear of engine assembly) secondary air injection pump switchover valve (top of engine) cylinder 1 fuel injection valve (top of engine) cylinder 2 fuel injection valve (top of engine) cylinder 3 fuel injection valve Camshaft hall sensor (top rear of engine) Coolant temperature sensor (rear of cylinder head) Ev1 Ev2 Ev3 Knock sensor (right front of engine block) Ksa Ksb Lshk Lshm Lshvk Lsuia Lsuip Lsuvm Lsvk M sensor Me-sfi (me) control unit (right rear of luggage compt) Nca Oalv Oxygen sensor (upstream) (in exhaust, before converter) Pnk Poel Red Sig Starting/ charging system Starting/charging system Tans Tmot Tpsmain Tpssub Zeu3 Zue1 Zue2
EXTERIOR LIGHTS Backup Lamps Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Backup Lamps Wiring Diagram for Smart Fortwo Passion 2009: 17 (behind rear bumper) w6 (behind rear bumper) w7 Automated manual transmission control unit (under driver's seat) Back out Backup lamp Can h Can l Computer data lines system Electronic selector lever module control unit (under center console) Fuse 10a Gnd Hot at all times Left taillamp Park pawl switch (side of transmission) Right taillamp Sam control unit (under left side of dash) Sig Exterior Lamps Wiring Diagram (1 of 2) for Smart Fortwo Passion 2009 List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Smart Fortwo Passion 2009: 25 (behind rear bumper) w6 (in battery compt) w10 (near base of left "a" pillar) w9 +bls +bs Can h Can l Center high mounted stop lamp Cockpit switch group Combination switch (on steering column) Computer data lines system Convertible Coupe Esp control unit (left center of vehicle undercarriage) Fuse 10a Fuse 7.5a Hazard flasher switch Hot at all times Hot in on or start Sam control unit (under left side of dash) Standing lamps relay Stop lamp switch (on brake pedal assembly) W12 X18/19-c1 X23/7-c1 Exterior Lamps Wiring Diagram (2 of 2) for Smart Fortwo Passion 2009 List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Smart Fortwo Passion 2009: 28 (behind front bumper) w43 (behind rear bumper) w6 (behind rear bumper) w7 (in sam control unit) left turn signal/ stop lamp relay (in sam control unit) right turn signal/ stop lamp relay Backup lamp Backup lamps circuit Brake/turn signal lamp Can h Can l Computer data lines system Instrument cluster Left auxiliary turn signal lamp Left front headlamp unit Left license plate lamp Left standing lamp Left taillamp Left turn signal indicator lamp Right auxiliary turn signal lamp Right front headlamp unit Right license plate lamp Right standing lamp Right taillamp Right turn signal indicator lamp Tail lamp Turn signal lamp W43 (behind front bumper) W6 (behind rear bumper)
GROUND DISTRIBUTION Ground Distribution Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Ground Distribution Wiring Diagram for Smart Fortwo Passion 2009: 24 Cockpit switch group, stop lamp switch, esp control unit, power soft top switch, heater/ac operating unit, electronic selector lever control module, tpm control module, battery, interior socket alarm siren w/ inclination sensor & microwave sensor Fanfare horn & air bag clock spring contact Front interior lamp rain sensor/light sensor, combination switch, steering angle sensor, sam control unit, power window convenience feature control unit, instrument cluster, shutoff-capable interior lamp relay, right wiper switch, tachometer, fanfare horn & air bag clock spring contact & front hs (sih) control module Power steering engine shield Restraint systems control unit, blower switch, data link connector & smart radio 9/smart radio 10 Right license plate lamp, left tail lamp, left license plate lamp, heated rear window, cylinder 1 ignition coil, cylinder 2 ignition coil, cylinder 3 ignition coil, center high mounted stop lamp, right roof cassette micro switch, soft top micro switch, left rear soft top micro switch, tailgate wiper motor (coupe), change air fan motor, rear end door handle switch, remote trunk opening switch (coupe), trunk lid rotary tumbler micro switch (convertible), trunk lid opening assist motor (convertible), trunk lid opening assist motor 1 (coupe) & trunk lid opening assist motor 2 (coupe) Right power window passenger side switch, right power window driver side switch, left power window switch, left front headlamp unit, right front headlamp unit, left fog lamp, right fog lamp (if equipped), left electrically adjustable & heated exterior mirror, outside rearview mirror adjustment switch, right electrically adjustable & heated exterior mirror, left auxiliary turn signal lamp, right auxiliary turn signal lamp, brake fluid indicator switch, steering assist control module, power steering torque sensor shield, right door rotary tumbler microswitch, left door rotary tumbler microswitch, wiper motor, horn, coolant fan motor, right standing lamp, left standing lamp & brake fluid indicator switch, Sam control unit Secondary air injection pump W10 (in battery compt) W11 (behind right rear bumper) W11/5 (behind right rear bumper) W11/7 (on fuel filler neck) W110 W12 W14 (left floor panel) W26 (in battery compt) W30/2 (under dash assembly) W43 (behind front bumper) W6 (behind rear bumper) W7 (behind rear bumper) W9 (near base of left "a" pillar) Weight sensing system (wss) control unit, right taillamp, me-sfi (me) control unit, fuel pump w/ fuel level sensor, parking brake indicator switch & right heated seat cushion Yaw rate, lateral & longitudinal acceleration sensor, subwoofer loudspeaker, left heated seat cushion & automated manual transmission control unit
HEADLIGHTS Headlights Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Headlights Wiring Diagram for Smart Fortwo Passion 2009: 32 (behind front bumper) w43 (in battery compt) w10 (near base of left "a" pillar) w9 Can h Can l Cockpit switch group Combination switch (on steering column) Computer data lines system Fog lamp switch Front fog lamp relay Fuse 10a Fuse 15a Fuse 7.5a Headlamp range adjustment motor High beam High beam indicator lamp High beam relay Hot at all times Instrument cluster Instrument cluster system Left fog lamp (if equipped) Left front headlamp unit Low beam Low beam headlamp relay Low beam indicator lamp Rain sensor/ light sensor (top center of windshield) Rear fog lamp relay (w/ rain/light sensor) Right fog lamp (if equipped) Right front headlamp unit Sam control unit (under left side of dash) W12 W43 (behind front bumper)
HORN Horn Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Horn Wiring Diagram for Smart Fortwo Passion 2009: 11 C10 Fanfare horn system button Fanfare horns & air bag clock spring contact Fuse 20a Horn Horn relay Hot at all times Sam control unit (under left side of dash) W110 W43 (behind front bumper) W9 (near base of left "a" pillar)
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Instrument Cluster Wiring Diagram for Smart Fortwo Passion 2009: 64 "check engine" mil (+) (-) (if equipped) 58d Abs ind lamp Additional instruments Air bag indicator & warning lamp Alternator charge monitoring & warning lamp Bfl Brake fluid & parking brake warning lamp Brake fluid indicator switch Brightness sensor Can h Can l Clock Cockpit switch group Computer Computer data lines system Coolant temperature warning lamp Data lines Electric steering indicator lamp Electronic speedometer Engine controls system Esp control unit (left center of vehicle undercarriage) Esp warning lamp Fanfare horns & air bag clock spring contact (w/ steering wheel gearshift) Fuel pump w/ fuel level sensor (in fuel tank) Fuse 10a Gnd Gnd (sal) Has High beam indicator lamp Hot at all times Hot in on or start Instrument cluster Instrument illumination Interior lights system Left turn signal indicator lamp Lin Low beam indicator lamp Me-sfi (me) control unit (right rear of luggage compt) Minus Multi-function display Nca Oil pressure warning lamp Outside temperature display temperature sensor (left end of front bumper) Parking brake indicator switch Plus Pnk Rain sensor/ light sensor (top center of windshield) Right turn signal indicator lamp Sal Sam control unit (under left side of dash) Seat belt warning lamp Steering wheel gear shifter (if equipped) System Tachometer Tire pressure monitor warning lamp Tow-away protection/ interior protection switch W10 (in battery compt) W43 (behind front bumper) W7 (behind rear bumper) W9 (near base of left "a" pillar)
INTERIOR LIGHTS Interior Lights Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Interior Lights Wiring Diagram for Smart Fortwo Passion 2009: 30 (behind front bumper) w43 (in battery compt) w26 (near base of left "a" pillar) w9 58d Brightness sensor Close soft top relay Cockpit switch group Early production Front interior lamp Fuse 10a Fuse 15a Heating & air conditioning operating unit (center of dash) Hot at all times Instrument cluster Instrument illumination Late production Left door rotary tumbler micro switch Left power window switch Open soft top relay Right door rotary tumbler micro switch Right power window driver side switch Right power window passenger side switch Sam control unit (under left side of dash) Shutoff-capable interior lamp relay (late production) Smart radio 9/ smart radio 10 W10 (in battery compt) W43 (behind front bumper) W9 (near base of left "a" pillar) X35/1 X35/2
NAVIGATION Navigation Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Navigation Wiring Diagram for Smart Fortwo Passion 2009: 17 (or red) Communication control unit Except u31 External audio source separation point (if equipped) Fuse 15a Hot at all times Line gnd Line l Line r Mute Nca Pnd (personel navigation device) holder (if equipped) Red Sam control unit (under left side of dash) Smart radio 9/ smart radio 10 U31 W26 (in battery compt)
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 2) for Smart Fortwo Passion 2009 List of elements for Power Distribution Wiring Diagram (1 of 2) for Smart Fortwo Passion 2009: 48 (in battery compt) Acc Battery Esp control unit Esp control unit, instrument cluster, weight sensing system (wss) control unit, steering assist control unit, restraints systems control unit, steering angle sensor, yaw rate, lateral & longitudinal acceleration sensor, automatic child seat recognition air bag off indicator lamp driver side seat belt buckle restraint systems switch & passenger side seat belt buckle restraint systems switch Front wiper relay Fuse 1 25a Fuse 11 25a Fuse 15 15a Fuse 17 15a (coupe) Fuse 18 10a Fuse 19 7.5a Fuse 2 25a Fuse 20 10a Fuse 200a Fuse 21 15a Fuse 33 50a Fuse 34 40a Fuse 35 30a Fuse 37 7.5a Fuse 39 7.5a Fuse 40a Generator Ignition/ starter switch Interior socket Lock Me-sfi (me) control unit, tpm control unit, data link connector & automated manual transmission control unit Mirror heater relay Open soft top relay, front interior lamp & shutoff-capable interior lamp relay Power soft top switch, smart radio 9/ smart radio 10 outside rearview mirror adjustment switch, front hs (sih) control module, right wiper switch & heating & air conditioning operating unit Rear wiper relay Red Red/pnk Run Sam control unit (under left side of dash) Secondary air injection pump fuse Secondary air injection pump relay Smart radio 9/ smart radio 10 Start Starter & generator Starter relay Steering assist control unit (w/ power steering) Stop lamp switch Tailgate wiper motor To fuse 12 (diagram 2 of 2) To heater blower relay (diagram 2 of 2) W10 Wiper motor Power Distribution Wiring Diagram (2 of 2) for Smart Fortwo Passion 2009 List of elements for Power Distribution Wiring Diagram (2 of 2) for Smart Fortwo Passion 2009: 47 Additional instruments, tpm control unit, rain sensor/light sensor, data link connector, automated manual transmission control unit, mirror heater relay, alarm siren w/ inclination sensor, microwave sensor, combination switch, right turn signal/stop lamp relay, left turn signal/stop lamp relay & instrument cluster Automated manual transmission relay Blower motor Charge air fan motor relay Cl (zv) locked relay Cl (zv) open relay Cockpit switch group Electric fuel pump relay Electronic selector lever control unit & rear fog lamp relay From fuse 11 a (diagram 1 of 2) From fuse 18 b (diagram 1 of 2) Front fog lamp relay (if equipped) Front hs (sih) control unit Fuel tank vent valve, o2 sensor downstream of twc (kat), activated charcoal filter shutoff valve & adjustable camshaft timing solenoid Fuse 10 15a Fuse 12 10a Fuse 14 15a Fuse 16 15a Fuse 24 15a Fuse 27 7.5a Fuse 28 40a Fuse 29 30a Fuse 3 20a Fuse 30 40a Fuse 31 20a Fuse 4 25a Fuse 44 25a Fuse 5 10a Fuse 8 25a Fuse 9 7.5a Heated rear window relay Heater blower relay High beam relay Horn relay Low beam headlamp relay Main relay Me-sfi (me) control unit Me-sfi (me) control unit, automated manual transmission control unit, electronic selector lever control unit, secondary air injection pump relay, cylinder 1 ignition coil, cylinder 2 ignition coil & cylinder 3 ignition coil O2 sensor upstream of twc (kat), secondary air injection pump switchover valve, cylinder 1 fuel injection valve, cylinder 2 fuel injection valve & cylinder 3 fuel injection valve Power window convenience feature control unit Rear end door/ trunk lid cl (zv) Red Relay Sam control unit (under left side of dash) Soft top closed relay Soft top open relay Standing lamps relay
POWER DOOR LOCKS Power Door Locks Wiring Diagram (1 of 2) for Smart Fortwo Passion 2009 List of elements for Power Door Locks Wiring Diagram (1 of 2) for Smart Fortwo Passion 2009: 27 C10 Can h Can l Cl (zv) close relay Cl (zv) open relay Clk Computer data lines system Data Exterior lights system Fuel filler flap cl (zv) motor Fuse 10a Fuse 20a Gnd Horn relay Horns system Hot at all times Left door cl (zv) motor & left door rotary tumbler microswitch Pnk Rear end door/trunk lid cl (zv) relay Right door cl (zv) motor & right door rotary tumbler microswitch Sam control unit (under left side of dash) W43 (behind front bumper) W9 (near base of left "a" pillar) X35/1 X35/2 Zv close Zv open Power Door Locks Wiring Diagram (2 of 2) for Smart Fortwo Passion 2009 List of elements for Power Door Locks Wiring Diagram (2 of 2) for Smart Fortwo Passion 2009: 19 (behind rear bumper) (behind rear bumper) w6 (in battery compt) w10 (under center console) (w/ ata (edw) & siren) microwave sensor Alarm siren w/ inclination sensor (w/ ata (edw) & siren) Cockpit switch group Convertible Coupe Inside lock cl (zv) switch Inside unlock cl (zv) switch Pnk Rear end door handle switch Remote trunk opening switch (coupe) trunk lid rotary tumbler microswitch (convertible) Transponder coil (under electronic selector lever) Trunk lid opening assist motor Trunk lid opening assist motor 1 Trunk lid opening assist motor 2 (coupe) W10 (in battery compt) W6 (behind rear bumper)
POWER MIRRORS Power Mirrors Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Power Mirrors Wiring Diagram for Smart Fortwo Passion 2009: 16 Defogger system Fuse 10a Heated exterior mirror Hot in on or start In/out adjustment motor Left electrically adjustable & Mirror heater Motor Nca Outside rearview mirror adjustment switch Right electrically adjustable & heated exterior mirror Sam control unit (under left side of dash) Up/down adjustment m W43 (behind front bumper) X35/1 X35/2
POWER SEATS Heated Seats Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Heated Seats Wiring Diagram for Smart Fortwo Passion 2009: 23 (left floor panel) w14 Cockpit switch group Front hs (sih) control unit (left side of dash) Fuse 10a Fuse 25a Hot at all times Hot in on or start Led1 sw l Led1 sw r Led2 l Led2 r Left heated seat cushion Left seat heater switch Right heated seat cushion Right seat heater switch Sam control unit (under left side of dash) Seat htr l Seat htr r W10 (in battery compt) W7 (behind rear bumper) W9 (near base of left "a" pillar) X28/4 X28/5 Weight Sensing System Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Weight Sensing System Wiring Diagram for Smart Fortwo Passion 2009: 15 Belt tension sensor Can h Can l Computer data lines system Fuse 10a Gnd Hot in on or start Nca Sam control unit (under left side of dash) Seat occupied recognition pressure sensor (in seat bottom) Sig Vref W7 (behind rear bumper) Weight sensing system (wss) control unit X55/4
POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Power Top/Sunroof Wiring Diagram for Smart Fortwo Passion 2009: 23 (near base of left "a" pillar) w9 Close soft top relay Computer data lines system Electric soft top motor Fuse 10a Fuse 15a Hot at all times Hot in on or start Late production Left rear soft top micro switch Left soft top drive motor Open soft top relay Power soft top switch Rear soft top micro switch Right roof cassette micro switch Right soft top drive motor Roof cassette micro switch Sam control unit (under left side of dash) Soft top micro switch W10 (in battery compt) W6 (behind rear bumper) X23/7-c1 X23/7-c2
POWER WINDOWS Power Windows Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Power Windows Wiring Diagram for Smart Fortwo Passion 2009: 20 (behind front bumper) w43 D-down D-up Down Fuse 20a Hot in on or start Interior lights system Left power window motor (in driver's door) Left power window switch P-down P-up Power window convenience feature control unit (left side of dash) Right power window driver side switch Right power window motor (in passenger's door) Right power window passenger side switch Sam control unit (under left side of dash) W43 (behind front bumper) W9 (left footwell) X35/1 X35/2
RADIO Radio Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Radio Wiring Diagram for Smart Fortwo Passion 2009: 28 (+) (-) (left floor panel) w14 58d Ant sw Communication control unit Fuse 10a Fuse 15a Hot at all times Hot in on or start Interior lights system Left front speaker Left tweeter speaker (w/ sound system) Line gnd Line l Line r Mute Nca Radio antenna Red Right front speaker Right tweeter speaker (w/ sound system) Sam control unit (under left side of dash) Smart radio 9/ smart radio 10 Subwoofer loudspeaker (if equipped) W26 (in battery compt) X35/1 X35/2
SHIFT INTERLOCK Shift Interlock Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Shift Interlock Wiring Diagram for Smart Fortwo Passion 2009: 24 (in battery compt) w10 +bls +bs 87/1 Automated manual transmission control unit (under driver's seat) Back out Back sup Can h Can l Computer data lines system Electronic selector lever control unit (under center console) Esp control unit (left center of vehicle undercarriage) Exterior lights system Fuse 15a Fuse 7.5a Has Hot at all times Hot in on or start Left backup lamp Parking brake indicator switch Right backup lamp Sam control unit (under left side of dash) Stop lamp switch (on brake pedal assembly) W7 (behind rear bumper)
STARTING/CHARGING Charging Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Charging Wiring Diagram for Smart Fortwo Passion 2009: 19 Alternator charge monitoring & warning lamp ind Battery Can h Can l Computer data lines system Fuse 200a Fuse 25a Generator Hot in on or start Instrument cluster Me-sfi (me) control unit (right rear of luggage compt) Multifunction display Power distribution system Red Sam control unit (under left side of dash) Starter Starting circuit W10 (in battery compt) X26 Starting Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Starting Wiring Diagram for Smart Fortwo Passion 2009: 27 Acc Automated manual transmission control unit (under driver's seat) Battery Can h Can l Can-h Can-l Computer data lines system Electronic selector lever module control unit (under center console) Fuse 200a Fuse 25a Fuse 50a Generator Hot at all times Hot in on or start Ignition/ starter switch Lock Power distribution system Red Run Sam control unit (under left side of dash) Start Starter Starter relay W10 (in battery compt) W9 (near base of left "a" pillar) X26
SUPPLEMENTAL RESTRAINTS Supplemental Restraints Wiring Diagram (1 of 2) for Smart Fortwo Passion 2009 List of elements for Supplemental Restraints Wiring Diagram (1 of 2) for Smart Fortwo Passion 2009: 42 (in battery compt) w26 (left side of front bumper) driver side front acceleration sensor (on left "b" pillar) driver head/thoraxbag sensor (on right "b" pillar) front passenger head/thoraxbag sensor (right side of front bumper) passenger side front acceleration sensor Automatic child seat recognition air bag off indicator lamp Can h Can l Computer data lines system D bag1+ D bag1- D bag2+ D bag2- D bkl on D htb+ D htb- D pret+ D pret- Driver head/thoraxbag squib Front passenger air bag ignition squib 1 Front passenger air bag ignition squib 2 Front passenger head/thoraxbag squib Fuse 10a Hot in run or start Left emergency tensioning retractor squib Nca P bag1+ P bag1- P bag2+ P bag2- P htb+ P htb- P off l P pret+ P pret- Passenger side seat belt buckle restraint systems switch Restraints systems control unit (center of dash) Right emergency tensioning retractor squib Sam control unit (under left side of dash) X28/6 X28/7 X28/9 Supplemental Restraints Wiring Diagram (2 of 2) for Smart Fortwo Passion 2009 List of elements for Supplemental Restraints Wiring Diagram (2 of 2) for Smart Fortwo Passion 2009: 22 Air bag indicator & warning lamp Belt tension sensor Can h Can l Can-h Can-l Computer data lines system Driver air bag ignition squib 1 Driver air bag ignition squib 2 Driver side seat belt buckle restraint systems switch Fanfare horns & air bag clock spring contact Gnd Instrument cluster Nca Seat belt warning lamp Seat occupied recognition pressure sensor (in seat bottom) Sig Vref W7 (behind rear bumper) Weight sensing system (wss) control unit X28/8 X55/4
TRANSMISSION Transmission Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Transmission Wiring Diagram for Smart Fortwo Passion 2009: 49 (-) (under driver's seat) 87/1 Amt rel Amt1 Amt2 Automated manual transmission Automated manual transmission control unit Back out Back sup Can h Can l Clutch motor Computer data lines system Electronic selector lever module control unit (under center console) Exterior lights system Fuse 10a Fuse 15a Fuse 30 40a Fuse 7.5a Getinka Getinkb Getm Getp Gnd Hot at all times Hot in on or start Hot w/ main relay energized Ign sw Instrument cluster Kupinka Kupinkb Kupm Kupp Nca Ngeta Ngetb Park pawl switch (side of transmission) Pos1 Pos2 Relay Sam control unit (under left side of dash) Shield Sig Transmission motor 1 Transmission motor 2 Transmission rpm sensor (bottom rear of transmission) W10 (in battery compt) W14 (left floor panel)
TRUNK, TAILGATE, FUEL DOOR Trunk Release Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Trunk Release Wiring Diagram for Smart Fortwo Passion 2009: 19 (near base of left "a" pillar) w9 C10 Computer data lines system Convertible Coupe Door locks system Fuel filler flap cl (zv) motor Fuse 20a Hot at all times Pnk Rear-end door handle switch Rear-end door/ trunklid cl (zv) relay Remote trunk opening switch (coupe) Sam control unit (under left side of dash) Trunk lid opening assist motor Trunk lid opening assist motor 1 Trunk lid opening assist motor 2 (coupe) Trunk lid rotary tumbler microswitch (convertible) W6 (behind rear bumper)
WARNING SYSTEMS Seat Belt Warning Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Seat Belt Warning Wiring Diagram for Smart Fortwo Passion 2009: 27 (in battery compt) w10 Bfl Brake fluid and parking brake warning lamp Brake fluid indicator switch Can h Can l Computer data lines system Display Driver seat belt buckle restraint systems switch Esp control unit (left center of vehicle undercarriage) Fuse 10a Fuse 25a Has Hot at all times Hot in on or start Instrument cluster Multi- function display Parking brake indicator switch Red/pnk Restraints systems control module (center of dash) Sam control unit (under left side of dash) Seat belt warning lamp W26 (in battery compt) W43 (behind front bumper) W7 (behind rear bumper) W9 (near base of left "a" pillar) X28/8 Tire Pressure Monitoring Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Tire Pressure Monitoring Wiring Diagram for Smart Fortwo Passion 2009: 21 (in battery compt) w10 Can h Can l Can-h Can-l Cockpit switch group Computer data lines system Fuse 10a Fuse 7.5a Hot at all times Hot in on or start Instrument cluster Left front tpm (rdk) wheel sensor Left rear tpm (rdk) wheel sensor Right front tpm (rdk) wheel sensor Right rear tpm (rdk) wheel sensor Sam control unit (under left side of dash) Tire pressure monitor warning lamp Tpm (rdk) control unit (left side of dash) Tpm (rdk) switch W10 (in battery compt)
WIPER/WASHER Wiper/Washer Wiring Diagram for Smart Fortwo Passion 2009 List of elements for Wiper/Washer Wiring Diagram for Smart Fortwo Passion 2009: 26 (behind front bumper) w43 (near base of left "a" pillar) w9 Additional instruments Can h Can l Computer data lines system Coupe Front wiper relay Fuse 10a Fuse 15a Fuse 25a Hot at all times Hot in on or start Instrument cluster Lin Nca Rain sensor/ light sensor (top center of windshield) Rear wiper relay Right wiper switch Sam control unit (under left side of dash) Tailgate wiper motor (coupe) (top center of tailgate) W6 (behind rear bumper) W9 (near base of left "a" pillar) Windshield washer fluid pump Wiper motor (center rear of front compt) X18/19-c1
