VEHICULAR INTERIOR CABIN MONITORING SYSTEM

A vehicular interior cabin monitoring system includes an interior rearview mirror assembly with a mirror head that accommodates a camera and a plurality of sets of light sources. The system includes a plurality of electronic switches. Each of the electronic switches (i) is connected in parallel across a respective set of light sources and (ii) is connected in series with at least one other set of light sources when at least one other electronic switch operates in its opened state. With each electronic switch operating in its respective opened state, electrical current provided by the current driver passes through the individual light sources of the plurality of sets of lights sources. The system is (i) operable to provide an occupant detection function for detecting an occupant present within an interior cabin of the vehicle and (ii) operable to provide a driver monitoring function for monitoring a driver of the vehicle.