A vehicle includes a plurality of areas, each of the plurality of areas includes at least one light emitting apparatus and at least one sensor of a first type, the plurality of areas include a first area, the first area includes a first light emitting apparatus and a first sensor, and a type of the first sensor is the first type. A light system control method includes: obtaining a first signal collected by the first sensor; and controlling, based on the first signal, the first light emitting apparatus to work.