An electrical connector including a housing; a slide slidably mounted to the housing, wherein the slide comprises a rack section with teeth; a cam member and a connector position assurance (CPA) member. The cam member is rotatably mounted to the housing. The cam member comprises a caming surface adapted to contact a cam portion of a mating electrical connector. The cam member comprises a gear section with teeth engaging the teeth of the slide. The CPA member is movably connected to the housing. The CPA member is adapted to directly engage the cam member for preventing the cam member for rotating relative to the housing.