SAM control unit
60
Electrical system
Introduction of smart fortwo electric drive (3rd Generation) • Model Series 451
Fuse assignment
Fuse Designation Amps Color
19 Drivetrain control unit, TPM control unit (USA only), data link
connector, drive components
7.5 A Brown
20 Heater/AC operating unit, outside mirror adjustment, washer
fluid pump, radio systems, seat heaters, backup lamp (except
USA), right multifunction control lever functions, cabrio soft
top operation
10 A Red
21 12 V socket (cigarette lighter) 15 A Blue
22 Left low beam 7.5 A Brown
23 Right low beam 7.5 A Brown
24 Brake lights (except USA), backup lamps (USA only),
rear fog lamp (except USA)
15 A Blue
25 Right high beam 7.5 A Brown
26 Left high beam 7.5 A Brown
27 Engine components 7.5 A Brown
28 Rear window heater (coupé) 40 A Orange
29 Electric power soft top (cabrio) 30 A Green
30 Front radiator fan motor 40 A Orange
31 Horn, central locking 20 A Yellow
33 Ignition/starter switch 50 A Red
34 ESP control unit 40 A Orange