I also have a problem with them headlights, mine go up but won't go down.
checked the fuses the wires the doides, even had the complete fusepanel taken out and cleaned.
Still after reasembling everything it go's up when the lightswitch is on, but stays up when the lightswitch go's of....
light turn of to...but no motornoise as to get the lightheads down

im getting anoyed...

if anyone could help pls