Model 453 air/water duct removal and installation procedure with engine bay and undercar views showing numbered components.

Engine bay diagram with numbered callouts 1-9 showing air/water duct components and removal steps for Smart Fortwo 453.

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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.