Steering wheel wiring diagram part 3 of 3 for smart 451 model showing relay circuits R12/13, R12/14, and module connections.

Wiring schematic with relay blocks, wire routing, and component callouts for steering wheel electrical system.

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See all Chassis 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.