Smart 453 rain/light sensor B38/2 removal and installation procedure with rearview mirror trim panel access steps.

Six-panel technical diagram showing rain/light sensor removal from Smart 453 interior rearview mirror area with numbered callouts.

View full-size image ↗

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.