Brake lights and fog light not working ?

Hi there,i have a Renault magane 2004. my 3 brake lights and fog lights are not working, All other lights are OK. we have changed fuses inside car, and check all, even bulbs and even changed fuse-box under bonnet, but still dont work, it stared when i put the the electric Tyre pump into the lighter. my heater, door window, 3 brake lights and rear fog light dont work now help lol thank you