MP2 module is basic (but not simplest) controller for steering of trailer lights. Module "copy" signals of lights from car to socket of the trailer - but fog light is steering by sequential method what mean that fog light can be switched-off on car but still lights on the trailer.
MP2LS module is basic module for steering of trailer lights, which provide "copying" of lights from rear of car to the trailer and use sequential method for steering of the fog-light.
MP2S module is basic module for steering of trailer lights, which provide "copying" of lights from rear of car to the trailer and use sequential method for steering of the fog-light. Additionally this module have an output which give a possibility deactivation of main unit controlling of rear parking sensors.
