e46 electric fan fix, finaly uncoverd
if your fan works but control unit burned up so it wont start or is stuck on or if u want to install after market fan read
I have figured out how to bypass or activate fan with out the speed control unit but it run at one speed with no problem ive had it like that for over a year. my fan got stuck on was killing my battery so it had power so what i did was cut the 12v wire and tied in a $10 relay the relay allows the cumputer to turn the fan on when u turn the key so the fan is always on but cant hurt anything the wire i choose to flip on the relay was the wire that people use to turn on angel eyes from dme u can find info on angel eyes diy
i have pics of fan reay but have not posted hit me up if u need help
i think i have figured out a cheaperway than buying a fan in need to make up a diy.