Air conditioning evaporator cleaning locations for Models 450, 452, and 454 chassis showing spray probe, control lever, and condensation drain access points.

Technical diagrams showing evaporator cleaning access points across three Smart car models with numbered callouts.

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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.