The Smart Fortwo W450, first generation, underwent a facelift and was produced from 2002 to 2007. If you’re looking for fuse box diagrams for these models, you can find them here. These diagrams show where the fuse panels are located inside the car, explain what each fuse is for (fuse layout), and also detail the assignment of relays. This information helps you identify and manage electrical components and systems in your Smart Fortwo.
Table of Contents
Cigar lighter (power outlet) fuse in the Smart Fortwo is the fuse #21 in the Instrument panel fuse box.
Instrument panel
| Fuse Number | Description | Fuse Amp |
|---|---|---|
| 1 | Starter | 25 |
| 2 | Windshield wiper, washer pump | 20 |
| 3 | Heater blower Heated seats, only with heated seats | 20 |
| 4 | Left/right power window | 30 |
| 5 | Low beam, high beam, front fog lamp, taillamp, backup lamp | 7.5 |
| 6 | Right standing lamp/taillamp, license plate illumination Right side-marker lamp, only for Canada | 7.5 |
| 7 | Left standing lamp/taillamp, parking lamp Left side-marker lamp, only for Canada | 7.5 |
| 8 | Engine main relay, circuit 87/3 | 20 |
| 9 | Engine main relay, circuit 87/2 | 10 |
| 10 | Engine main relay, circuit 87/1 | 15 |
| 11 | Instrument cluster, safety console, data link connector Horn, only with leather sport steering wheel with steering wheel rocker switch system | 7.5 |
| 12 | Radio CD, interior lamp | 15 |
| 13 | Front fog lamp | 15 |
| 14 | ESP control unit | 25 |
| 15 | Charge air fan motor Air conditioning compressor, only with air conditioning system Plus | 15 |
| 16 | Electric fuel pump | 10 |
| 17 | Rear window wiper (fortwo coupe) | 15 |
| 18 | ESP control unit, restraint systems control unit | 7.5 |
| 19 | Outside mirror adjustment, only with electrically adjustable and heated outside mirrors | 7.5 |
| 20 | Radio, instrument cluster, tachometer, data link connector, backup lamp CD changer | 15 |
| 21 | Interior socket Cigarette lighter, only with smoking set | 15 |
| 22 | Right low beam | 7.5 |
| 23 | Left low beam | 7.5 |
| 24 | Right high beam | 7.5 |
| 25 | Left high beam, high beam indicator lamp | 7.5 |
| 26 | Stop lamps | 15 |
| 27 | MEG engine electronics control unit, EDG engine control unit | 7.5 |
| 28 | Rear window heater (fortwo coupe), cooling fan motor | 30 |
| 29 | Soft top (fortwo cabrio) Electric glass sliding roof (as of model year 2005) | 30 |
| 30 | Electronic selector lever module control unit | 40 |
| 31 | Horn, central locking, remote trunk lid release | 30 |
| 32 | Secondary air injection pump (emission control) | 30 |
| 33 | Ignition switch | 50 |
| 34 | ESP control unit (N47-5) | 50 |
| 35 | Steering assist control unit (N68) | 30 |
| R1 | Electric glass sliding roof (up to model year 2004) | 15 |
| R2 | Multifunction control unit, only for Canada | 5 |
| R3 | Not Used | — |
| R4 | Not Used | — |
| R5 | Multifunction control unit, only for Canada | 15 |
| R6 | Not Used | — |
| R7 | Not Used | — |
| R8 | Soft top (fortwo cabrio) | 25 |
| R9 | Heated seats | 25 |
| Relays | ||
| A | Fog lamp relay | |
| B | Left heated seat control unit | |
| C | Right heated seat control unit |
Relays inside the fuse box
| Fuse Number | Fuses | Sends Power To… |
|---|---|---|
| 1 | 8, 9, 10 | Evap purge valve Z36 & Z35 |
| 2 | Front wiper motor | |
| 3 | Rear wiper motor | |
| 4 | 32 | Secondary air injection pump |
| 5 | 1 | Starter motor |
| 6 | Z24 | |
| 7 | Rear window and side mirror heater | |
| 8 | Soft top motor(s) | |
| 9 | 24, 25 | High beam headlights |
| 10 | 22, 23 | Low beam headlights |
| 11 | 5, 11, 12, 13, 14, 15, 16 | ECU, light switch, speedo, dash buttons, OBD, CD, interior light, fog lights, ESP controller, AC, charge/intercooler, fuel pump |
| 12 | 6, 7 | Fuel pump, parking lights, boot release, rear lights |
| 13 | 3, 4 | Heater fan, heated seats, power windows |
| 14 | 31 | Central locking |
| 15 | Horn | |
| 16 | Boot release |
Next Post : 1998-2002 Smart Fortwo (W450) fuse box diagram
Tom Smith is a passionate car mechanic and automotive enthusiast, specializing in the intricate world of car fuse boxes. With years of hands-on experience under the hood, he has earned a reputation as a reliable expert in his field. As the founder and content creator of the popular blog website 'carsfuse.com,' Tom has dedicated himself to sharing his extensive knowledge of car fuse boxes and electrical systems with the world.