LED daytime running light doesn’t work right??!??!!

Hello people, I have a problem! I would like to retrofit daytime running lights and have it connected already so far! the led ́s lights and dimming also off but as soon as the engine runs then start the flickering and that can not be!! Ignition plus is connected to the cigarette lighter mass is attached to the mass point near the battery and the third cable has been attached to the standing light on the right spotlight please people help me !!! with friendly greetings A. Heinze