The invention relates to a device (10) for a vehicle (1) for detecting an activation action in a detection region (51), and in particular for mounting on a vehicle part (5), in order to activate a function of the vehicle (1) depending on the detection, comprising: a multi-layer printed circuit board (20), at least one electrically conductive sensor element (31) for capacitive sensing in the detection region (51), wherein the sensor element (31) is arranged on the printed circuit board (20), at least two shielding elements (40) for shielding (41) for the sensing.