AC desiccant cartridge removal and installation procedure for Smart 453 with engines 281, 780 showing condenser, cartridge, cover, screw, and retaining ring.

Engine bay photo with numbered callouts showing AC condenser and desiccant cartridge components; separate detail images of cartridge assembly parts.

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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.