The arrows will flash in unison with the exterior turn signal, when using the turn signal lever.
See also:
Tire Terminology And Definitions
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Safety
The Fiat Doblò is designed and built to achieve the highest levels of safety.
It is the result of the many devices offered (standard or optional according to
market or outfit) starting from ...
Side outlets and vents
(A) - Adjustable outlet: press in the direction of the arrow as required.
(B) - Fixed vent for side windows. ...