Renault mégane front windows not working quick vid for customer to show what really had gone wrong this meganes suffer with a temic switch that power up the windows.
Renault megane door window not working.
Most likely the window regulator has gotten damp my 2003 meganes passenger window failed to work afew months ago so i had a look to see what the problem was remove the 2 torx screws at the bottom of the door panel use a flat screwdriver to pop off the door handle cover then remove the torx screws there use small flat screwdriver too pop off the small round cover behind the door opening handle and remove that screw now the hidden screw.
Remove door pocket by prizing it up under the left.
More info at http www renaultwindow co uk includes replacing module wi.
It can lead to the passenger cabin being uncomfortable.
If this does not fix the problem it would be advisable to take the car to an auto electrician.
They might be able to adjust it before the wire gives more pressure to the plastic ring causing damage to the regulator.
In order to do this and individual will need to remove the door panel unplug the window motor and reconnect it.
If u feel that the window is not working properly regulator go to a dealer and do not miss with it.