It is possible; maybe you are mistaking it for other legal basis such as legitimate interest. Or maybe I get this wrong?
But you are right that this is illegal, because just sitting in a car is not a “specific, informed and unambiguous indication of the data subject's wishes”, which mandatory for consent (GDPR article 4(11)). Neither it is “transparent” (GDPR article 6(1)a).
But you are right that this is illegal, because just sitting in a car is not a “specific, informed and unambiguous indication of the data subject's wishes”, which mandatory for consent (GDPR article 4(11)). Neither it is “transparent” (GDPR article 6(1)a).