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In this article, we consider the first-generation Smart Fortwo (W450) after a facelift, produced from 2002 to 2007. Here you will find fuse box diagrams of Smart Fortwo 2002, 2003, 2004, 2005, 2006 and 2007, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.
See other Smart Fortwo:
Fuse Layout Smart Fortwo 2002-2007
Cigar lighter (power outlet) fuse in the Smart Fortwo is the fuse #21 in the Instrument panel fuse box.
Table of Contents
Fuse box location
The fuse box is located under the instrument panel (on the left side).
Fuse box diagram
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Assignment of the fuses and relays in the Instrument Panel
| № | Description | 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 |
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Relays inside the fuse box
To open the fuse box, remove the three Torx10 screws and unclip all the plastic clips around the outside.
| № | 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 |
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