Xenon ballast

[hoop0069]

hi,Been offered a secondhand headlamp ballast for my 2007 e280cdi, would anyone know if this has to be coded or is it just plug n play ........many thanks

 

[whitenemesis]

If it's replacing an existing ballast, plug 'n play.

 

[hoop0069]

Thanks for the quick reply , much appreciated