Electrical Center wiring diagram 5 of 5 showing control modules, relays, and circuit connections for smart fortwo 450/451/452/454.

Complex wiring schematic with numbered terminals, relays, modules, and colored wire traces for vehicle electrical system.

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See all Electrical figures for the Fortwo (450), 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.