ok here the prob my 96 audi 2.8 id getting ankle high water behind the driver seat this only happens when it rains when i wash my car i get nothing only thing i can think of is my sunnroof the switch is bad and needs to be changed/cleaned but thing is when get out the day that it rains the sunroof is flush with the roof of the car. what i need to know is where all the drains are one the 96 audi a4 i have search but nothing plzz help me b4 mold sets in ty.