Refrigerant line removal and installation between expansion valve and front connecting point, Smart 453 with engine 281.

Four black-and-white photos showing AC refrigerant line service steps with numbered callouts and parts labeled.

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See all HVAC & Comfort 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.