Fuse and relay reference guide for Smart Roadster 452 electrical system with designations and positions.

Table listing fuse and relay designations, positions, and amperage ratings for Smart Roadster 452 central electrics.

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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.