Smart Fortwo 451 (2007-2015) – Fuse box

Smart Fortwo 451 (2007-2015) – fuse box diagram

Year of manufacture: 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015.

Cigarette lighter fuse (electrical outlet) in the Smart Fortwo 451 (2007-2015). Is fuse 21 in the fuse box in the instrument panel.

Instrument Panel

The fuse box is located on the driver’s side under the instrument panel.

Front

Smart ForTwo 451 – Fuse box diagram – instrument panel (front)
No.
Description
Amps [A]
1 Engine 132.9, 660.9:

Starter;

Engine 780.009:

Brake booster vacuum pump.

25
2 Wiper Motor 25
3 Control unit for electric window comfort function 20
4 Fan motor 25
5 Front left light
Front fog light Front fog light right
10
6 Right rear light;

Right parking light;

Left license plate light;

Right license plate lamp.

7.5
7 Left taillight;

Left parking light.

7.5
8 Engine 132.9:

Secondary air injection pump;Me-SFI relay [ME];

Electronic switch lever control module;

Manual automatic transmission control unit;

Ignition coil Cylinder 1;

Ignition coil cylinder 2;

Cylinder 3 ignition coil;

engine 660.9:

CDI control unit;

Electronic switch control unit

lever unit;

Automated hand control unit

Transmission;

Engine 780.009:

High voltage battery heater/

25
9 Engine 132.9:

O2 sensor after CAT sensor;

O2 upstream of CAT;

Adjustable camshaft synchronization solenoid;

External air shutoff valve;

Activated carbon tank shutoff valve ;

EGR diverter valve (with 132.910 engine);

Tank breather valve;

Pressure regulating valve (for 132.930 engine);

Engine 780.009:

Electric and high voltage drive

charger fan motor;

Engine 660.9:

CDI control unit.

7.5
10 Engine 132.9:

O2 sensor before CAT;

Secondary air injection pump switching valve;

Cylinder 1 Fuel injection valve;

Cylinder 2 Fuel injection valve;

Cylinder 3 Fuel injection valve;

Engine 780.009:

Electric drive and coolant pump

High voltage supercharger;

Cooling pump for the battery cooling system;

Engine 660.9:

Hot sheet mass airflow sensor;

O2 sensor in front of CAT CDI control unit;

EGR lumen output phase shifter valve.

15
11 ESP Control Unit 25
12 Instrument cluster, Additional instruments;

Microwave sensor;

Rain sensor/light sensor;

Alarm siren with tilt sensor;

Indicator lights on the left,

Brake light relay;

Right indicator lights,

Brake light relay;

Mirror heater relay;

Controller for automatic manual

Gearbox TPM [RDK];

Combination controller;

Cockpit switch;

Data link connector;

Initiator-alternator controller;

Remote Control Receiver

STH radio receiver (engine 780.009);

Rear fog light relay.

10
13 Backup fuse 15
14 Refrigerant Compressor

Charging the air blower motor

15
15 Smart Radio 9;

Smart Radio 10;

Front interior lamp;

Soft Roof Relay;

OUTW relay.

15
16 Engine 132.9:

Fuel pump with indicator sensor

ME-SFI fuel level [ME];

Engine 660.9:

Fuel pump with fuel level indicator sensor;

CDI control unit;

Engine 780.009:

Blower motor relay 1.

15
17 Rear door wiper motor 15
18 Yaw sensor instrument assembly for

Lateral and longitudinal acceleration;

Seat occupancy sensor;

Automatic cushion deactivation unit

Airbag (child seat);

ESP;

Power steering control unit;

Seat belts.

10
19 Engine 132.9:

ME-SFI [ME] Control unit;

Automated manual unit

controlling the gearbox;

Data link connector;

TPM control unit [RDK];

Starter and alternator control unit;

Engine 780.009:

Data link connector;

Engine 660.9:

CDI control unit;

Automated manual unit

controlling the gearbox;

Data link connector.

7,5
20 Smart Radio 9;

Smart Radio 10;

Heater/air conditioner controller;

Front seat heater controller (SIH);

Right windshield wiper switch;

Outer mirror adjustment switch;

Electrically adjustable and heated exterior mirrors.

10
21 Internal Socket
15
22 Dip beam on the left 7.5
23 Dip beam on the right 7.5
24 Engine 132.9:

Electronic module control unit

Gear shift lever;

Motor 132.9, 660.9, 780.009:

Rear fog light relay;

Stop light switch.

15
25 Traffic Light Right 7.5
26 Traffic Light Left 7.5
27 Engine 132.9:

ME-SFI control unit [ME].

7.5
28 Heated rear window 40
29 Soft roof relay OPEN;

Soft roof relay CLOSED.

30
30 Engine 132.9, 660.9:

Automatic manual transmission control unit;

Engine 780.009:

High voltage battery and motor

internal fan.

40
31 Horn;

CL right door engine;

Left front door Centralized locking;

Rear door CL motor [ZV];

CL engine fuel filler cap [ZV];

Horn switch.

20
R1 Engine 132.9, 660.9:

Mirror heater relay.

7.5
R2 Engine 132.9:

Stop light switch.

7.5
R3 Empty
R4 Engine 780.009:

Mirror heater relay.

7,5-
R5 Engine 780.009:

High voltage charger control unit;

External control unit for socket communication.

7.5
R6 Engine 780.009:

Electric vehicle control unit EVCM

15
Engine 132.9, 660.9:

Reverse light relay;

Brake light relay.

10
R7 From 2.9.10; engine 132.9:

Front interior lamp;

Engine 660.9:

Front interior lamp.

Engine 780.009:

Electric motor control unit EDCM

10
R8 From 2.9.10; Engine 132.9:

Sound system amplifier;

Engine 660.9:

Sound system amplifier.

20
Engine 780.009:

High voltage distributor control unit PDU

7.5
R9 Engine 132.9, 660.9:

Heater control unit

Front seat heater (SIH)

25
Engine 780.009:

Brake booster vacuum pump controller.

25
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Reverse

Smart ForTwo 451 – fuse box diagram – instrument panel (rear)
No.
Description
Amps [A]
32 Empty
33 Ignition/starter switch 50
34 ESP Control Unit 40
35 Power steering control unit 30

Relay

Smart ForTwo 451 – fuse box diagram – relay
No.
Relay
A Left turn signal / stop light relay

Battery heating relay

High voltage (ECE vehicles only).

B Right turn signal/stop light relay;

Radiator fan motor relay

(ECE vehicles only);

Fuel pump relay.

C Mirror heater relay;

Rear fog light relay.

K57 Heater lifting relay

high voltage battery.

K59 Radiator Fan Motor Relay
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Smart ForTwo 451 – fuse box diagram – relay
No.
Courier
K61 Fan motor relay 1
K62 Fan motor relay 2

Smart ForTwo 451 – fuse box diagram – relay
No.
Description
Amps [A]
F36 Engine 132.9:

Secondary air injection pump

50
F58 Engine 780.009:

Electric motor control unit EDCM

60
Engine 132.9:

Alternator starter

200
F91 SAM control unit 100

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