Central locking system 451 Fortwo with transmitter key functions, selective/global unlocking, and door opening procedures.

Central locking documentation for Smart Fortwo 451 showing transmitter key with four labeled buttons and operational descriptions.

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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.