Radio wiring diagram part 3 of 4 showing speaker circuits and connector pinouts for smart 450/451/452/454 models.

Electrical schematic of radio speaker wiring with multiple connectors labeled X35/2, X35/1, Z28/8, Z28/5, and component references.

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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.