hello, i have for 2 weeks now a s60 t5 2001 model. i have a problem in right side headlamp. i cannot raise the lamp up, only points down...when i adjust it sound like a crack and dont go more up...stay in midle compared with left side. I end up remove the motor and the green stick part cracks...i disconect and try.. is realy the motor fault? or another issue? thank you for help