SAM control unit fuse and relay layout for Smart Fortwo 451, showing slots 1-35 and CAN-linked components.

SAM control unit front view with numbered fuse slots 1-27 visible and relay positions R1-R9 labeled below.

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See all Electrical figures for the Fortwo (451), or browse the full figure library. Part numbers and callouts are community-sourced and cross-referenced against the manuals — confirm with your VIN before ordering.