The first-generation Smart Forfour (W454) made from 2004 to 2006 show you where the fuse panels are located inside the car and provide details on which fuse does what and where the relays are placed. This information helps you easily locate and understand how to manage the electrical fuses in your Smart Forfour.
Table of Contents
Cigar lighter (power outlet) fuse in the Smart Forfour is the fuse #16 in the Instrument panel fuse box.
Instrument Panel
![2004-2006-Smart-Forfour-W454-instrument-panel-fuse-box-diagram-carsfuse.com](https://carsfuse.com/wp-content/uploads/2024/07/2004-2006-Smart-Forfour-W454-instrument-panel-fuse-box-diagram-carsfuse.com_-1024x576.jpg)
Fuse Number | Description | Fuse Amp |
---|---|---|
1 | Interior illumination Upper control panel control unit Left SAM control unit Rain sensor/light sensor Instrument cluster Combination switch Central gateway control unit | 10 |
2 | Left SAM control unit / ETACS | 10 |
3 | Left standing lamp and taillamp | 7.5 |
4 | Right parking light and taillamp | 7.5 |
5 | Front wiper | 20 |
6 | Control unit | 7.5 |
7 | Outside mirror heaters | 7.5 |
8 | Right high beam | 10 |
9 | Left high beam | 10 |
10 | Horn | 10 |
11 | Fuel pump | 15 |
12 | Petrol: Motor electronics control unit Motor relay Throttle valve relay | 20 |
13 | Trailer hitch socket (13-pin) circuit 30 | 15 |
14 | Glass sliding roof | 20 |
15 | Rear window wiper motor | 15 |
16 | Cigarette lighter | 15 |
17 | Rear fog lamp | 7.5 |
18 | Outside mirror adjustment | 7.5 |
19 | Diesel: EDG control unit | 15 |
20 | Diesel: EDG control unit Fuel pump relay 2 Motor relay | 7.5 |
21 | Right low beam | 10 |
22 | Left low beam, headlamp range adjustment | 10 |
23 | Front fog lamp | 10/15 |
24 | Diagnostic socket, central locking (2004) | 15 |
25 | Trailer hitch socket (13-pin) circuit 15 | 15 |
26 | Turn signal lights | 15 |
27 | Audio/subwoofer | 15 |
28 | Anti-theft alarm system | 10 |
29 | Manual transmission | 20 |
30 | Diagnostic socket, central locking (2005-2006) | 15 |
31 | Brake lights Stop lamp switch (4-pin) | 15 |
32 | Control unit for air conditioning system, 12 volt | 7.5 |
33 | ESP control unit Steering assist control unit Restraint systems control unit (Airbag) | 7.5 |
34 | Petrol: Ignition coils | 10 |
35 | EDG control unit Fuel pump relay 1 | 7.5 |
36 | Reversing lights | 7.5 |
37 | Rear window heater | 30 |
38 | Seat heater | 30 |
39 | Diesel: EDG control unit | 30 |
40 | Heater blower | 40 |
41 | Ignition/starter switch | 40 |
42 | Power windows Headlamp cleaning system pump | 40 |
43 | Engine coolant fan motor | 40 |
44 | Electronic selector lever module control unit (with transmission 717.474, 717.475) | 40 |
Relays | ||
A | Power window relay | |
B | Horn relay | |
C | Fuel pump 2 relay | |
D | Rear fog lamps relay | |
E | Starter relay | |
F | Gasoline/diesel engine relay | |
G | Preexcitation alternator | |
H | Fan stage 1 relay | |
I | Fog lamp relay | |
J | Heater relay | |
K | Fuel pump 1 relay | |
L | Transmission relay | |
M | Trailer hitch bridge | |
N | Free (backup relay) | |
O | Fan stage 2 relay | |
P | Headlamp cleaning system relay | |
Q | Rear window defroster relay | |
R | Heated seats bridge | |
S | Low beam relay | |
T | High beam relay | |
U | Throttle valve relay (only with engine 134.910, 135.930/950) |
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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.