Smart Forfour 2017 Fuse Box Info
Passenger compartment fuse box location:
The fuse box is located in the glove box, behind the cover (left-hand drive vehicle).
The fuse box is located to the right of the steering wheel (right-hand drive vehicle).
Fuse Box Diagram | Layout
Passenger compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| 1 | 5A | Starter motor |
| 2 | 5A | Power steering control unit |
| 3 | 5A | Multifunction lever |
| 4 | 5A | Airbag |
| 5 | 25A | Transmission control unit |
| 6 | 10A | Instrument cluster |
| 7 | 15A | Horn, alarm system |
| 8 | 10A | Power supply control unit |
| 9 | 10A | Power supply control unit |
| 10 | 20A | Central control unit |
| 11 | 15A | Central control unit |
| 12 | 10A | Central control unit |
| 13 | 15A | Central control unit |
| 14 | 30A | Power windows (automatic reversing feature) |
| 15 | 5A | ESP®, transmission control unit |
| 16 | 10A | Interior lighting |
| 17 | 3A | Immobiliser |
| 18 | 5A | Electrical exterior mirror |
| 19 | 10A | Brake lamps |
| 20 | 15A | Cruise control, radio, belt warning |
| 21 | 15A | Not smart electric drive: central control unit, fuel pump, injection |
| 22 | 15A | Rear window wiper |
| 23 | 40A | smart electric drive only: power supply control unit |
| 24 | - | - |
| 25 | 30A | Power supply control unit |
| 26 | 20A | Radio |
| 27 | 5A | Daytime driving lamps |
| 28 | 15A | 12 V socket, cigarette lighter |
| 29 | 5A | Power supply control unit |
| 30 | 15A | Forward collision warning |
| 31 | - | Rear fog lamps |
| 32 | 15A | Radio, central control unit |
| 33 | 25A | Tail lamps, front foglamps, hazard warning lamp button, locking button, headlamp range control, power windows, licence plate lighting, radio, control unit for heating or climate control system, cruise control, limiter, parking aid button, program selector button, tailgate release, Lane Keeping Assist camera, automatic start/stop system button |
| 34 | 25A | Power supply control unit |
| 35 | 25A | Headlamps, daytime driving lamps |
| 36 | 10A | Left-hand dipped beam, central control unit |
| 37 | 10A | Right-hand dipped beam |
| 38 | 10A | Left-hand dipped beam, central control unit |
| 39 | - | - |
| 40 | - | - |
| 41 | - | - |
| 42 | - | - |
| 43 | 5A | Exterior mirror heating |
| 44 | 25A | Automatic reversing feature |
| 45 | 25A | Power supply control unit |
| 46 | 20A | Radio amplifier |
| 47 | - | - |
| 48 | - | - |
| 49 | - | - |
