Arrangement for a vehicle for detecting an activation action for activating a function on the vehicle, in particular for detecting an activation action in a front, side and/or rear area (1.7, 1.4, 1.2) of the vehicle for activating an opening and/or unlocking of a flap (1.3, 1.6) on the vehicle, comprising: - at least one sensor element for detecting a change, in particular an approach by an activation means, in a vicinity of the sensor element, - a control arrangement for generating an electrical drive signal for performing repetitive charge transmissions at the sensor element and for capacitive sensing evaluation of the sensor element, - a transmission arrangement (170, 210) for providing an electrical sensor signal based on the repeated charge transmissions and based on the drive signal, - a rectifier arrangement which is connected between an electrical storage arrangement and the transmission arrangement (170, 210) for rectifying the electrical sensor signal, in order to transmit the sensor signal rectified to the storage arrangement during sensor evaluation, the rectifier arrangement having a plurality of rectifiers (220.1), preferably half-wave rectifiers or full-wave rectifiers, which are connected to the control arrangement and/or control device in order to be driven at different frequencies, in particular clocked and/or coherently and/or synchronized with the electrical drive signal, in such a way that - one (220.1a) of the rectifiers (220.1) transmits only a half-oscillation of the sensor signal according to a fundamental frequency, in particular a first harmonic, of the electrical sensor signal to the storage arrangement, and - the at least one further rectifier (220.1b, 220.1c) suppresses the forwarding, in particular of this half-oscillation, of the sensor signal in accordance with further harmonics of the electrical sensor signal to the storage arrangement, - a control device for repeatedly determining at least one parameter specific to the detection, in particular a variable capacitance, of the sensor element on the basis of an evaluation at the storage arrangement, in particular the amount of charge stored therein, in order to carry out the detection of the activation action on the basis of the charge transmissions for the sensor evaluation. - at least one sensor element for detecting a change, in particular an approach by an activation means, in a vicinity of the sensor element, - a control arrangement for generating an electrical drive signal for performing repetitive charge transmissions at the sensor element and for capacitive sensing evaluation of the sensor element, - a transmission arrangement (170, 210) for providing an electrical sensor signal based on the repeated charge transmissions and based on the drive signal, - a rectifier arrangement which is connected between an electrical storage arrangement and the transmission arrangement (170, 210) for rectifying the electrical sensor signal, in order to transmit the sensor signal rectified to the storage arrangement during sensor evaluation, the rectifier arrangement having a plurality of rectifiers (220.1), preferably half-wave rectifiers or full-wave rectifiers, which are connected to the control arrangement and/or control device in order to be driven at different frequencies, in particular clocked and/or coherently and/or synchronized with the electrical drive signal, in such a way that - one (220.1a) of the rectifiers (220.1) transmits only a half-oscillation of the sensor signal according to a fundamental frequency, in particular a first harmonic, of the electrical sensor signal to the storage arrangement, and - the at least one further rectifier (220.1b, 220.1c) suppresses the forwarding, in particular of this half-oscillation, of the sensor signal in accordance with further harmonics of the electrical sensor signal to the storage arrangement, - one (220.1a) of the rectifiers (220.1) transmits only a half-oscillation of the sensor signal according to a fundamental frequency, in particular a first harmonic, of the electrical sensor signal to the storage arrangement, and - the at least one further rectifier (220.1b, 220.1c) suppresses the forwarding, in particular of this half-oscillation, of the sensor signal in accordance with further harmonics of the electrical sensor signal to the storage arrangement, - a control device for repeatedly determining at least one parameter specific to the detection, in particular a variable capacitance, of the sensor element on the basis of an evaluation at the storage arrangement, in particular the amount of charge stored therein, in order to carry out the detection of the activation action on the basis of the charge transmissions for the sensor evaluation.