electrical fault?

Hi, the hazards on my 2017 GLE flashed without any sound and once they stopped flashing the boot opened on its own. Would anyone know why this might have happened?

Hi all. Don't know if anyone can help me but, when we returned after a month in Australia after all the really poor weather in February, my 220 CDi estate wouldn't start. A friend used jump leads to start it but, stupidly although he attached them the right way round on my car, he put them on...