Model 453 distance warning radar sensor control unit removal and installation with numbered callouts and bracket location.

Two black and white photos showing radar sensor controller unit location and mounting bracket on Smart 453 front bumper area.

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See all Electrical figures for the Fortwo / Forfour (453), 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.