How to switch on air recirculation in a Volvo XC90
Long periods of recirculation can fog the windows. Some conditions or defrost modes prevent activation.
Recirculation closes the outside-air intake and reuses cabin air. It may help keep unpleasant outside smells out temporarily. Activate it in the climate view, but monitor the glass: extended recirculation can cause misting, and maximum defrost does not allow recirculation.
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Common questions
Why can I not turn it on?+
Recirculation is unavailable while maximum defrost is active. Cold conditions can also prevent activation on this system.
SOURCES & SCOPE
Where this guide comes from
Written from the official references below, reviewed on 25 October 2026. This is a source-based guide, not a claim of hands-on vehicle testing.
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