SAM control unit
Electrical system
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Introduction of smart fortwo electric drive (3rd Generation) • Model Series 451
Fuse assignment
Fuse Designation Amps Color
2 Front windshield wipers 25 A White
3 Power windows 20 A Yellow
4 Engine components, interior blower motor 25 A White
5 LED daytime running lights, front fog lamps 10 A Red
6 Right standing light/taillight, license plate illumination 7.5 A Brown
7 Left standing light/taillight 7.5 A Brown
8 Engine components, stationary air conditioner 25 A White
9 Engine components, brake system, ESM 7.5 A Brown
10 Engine components, electric expansion valve (battery)
Coolant pump 1 and 2
15 A Blue
11 ESP control unit 25 A White
12 Left multifunction control lever functions, switch panel
functions, data link connector, mirror heater, ATA, rain
sensor/light sensor (LHD only), additional instruments,
central locking, instrument cluster, TPM (USA only),
brake/turn signal light switching (USA only)
10 A Red
15 Electric drive safety circuit, pyrofuse 15 A Blue
17 Rear windshield wiper (coupé only) 15 A Blue
18 ESP control unit, EPS control unit, restraint system, Airbag
On/Off indicator lamp, turn rate sensor, steering angle
sensor
10 A Red