Remove and install air conditioning pushbutton control unit N22 on 454.0 with CODE (I01) Air Conditioning Plus, showing dashboard access and component removal steps.

Service manual page showing AC control unit removal procedure with numbered callouts for 454 smart car.

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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.