The invention relates to a system for cleaning a sensor/transmitter of a motor vehicle, comprising holes for spraying a first fluid onto the sensor/transmitter an openings for spraying a second fluid onto the sensor/transmitter, the second fluid being different from the first fluid, the cleaning system also comprising a guide body for guiding the first fluid and the second fluid respectively to holes for spraying the first fluid and openings for spraying the second fluid. The guide body of the cleaning system according to the invention comprises a first supply portion, configured to be connected to a source of the second fluid, and a second distribution portion comprising pipes for conveying the second fluid that lead to the openings for spraying it, and a pipe for distributing the first fluid arranged substantially perpendicular to the pipes for conveying the second fluid.