ME-SFI engine control unit location in trunk behind right side paneling, chassis 450/451/452/454.

Smart car trunk showing ME-SFI control unit location behind right panel with access point highlighted.

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See all Powertrain 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.