The most common cause for auto windows not working in Renault Megane is when the 12 volt battery has been replaced or disconnected. The power windows still function, but you have to manually hold the switch to fully close or open the windows. In this case, performing a reset procedure should restore the auto functionality. Reset Procedure Nothing happened. I thought instantly it was obviously the motor or a fuse. I checked all the fuses and they're all fine. Whilst searching the forums on this sort of problem the window just randomly went up half way on its own. My son has just got a Megane Convertible, 55 Reg, and has a problem with his rear windows. Neither of the rear windows operate from their individual switches, and the passenger side, which stopped working a few days ago in a semi-open position, cannot be closed. I checked the 40 amp fuse in the glove box, which had blown. Renault Megane 2 car window does only go down, how to fix it. A video from a few months ago, but it may still be useful for some of you, I hope so. One evening I noticed that driver side 9Awthof.

renault megane 2 windows not working