Smart Roadster 452 SAM electrical schematic wiring diagram fuses relays distribution layout page 5 of 5.

Electrical schematic diagram showing fuse relay circuit connections and part numbers for Smart Roadster chassis 452.

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See all Electrical figures for the Roadster (452), 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.