Originally Posted by LiM3y
Just had this issue. There is no sensor in the PS fluid reservoir I just found out (this was a surprise, I swear I get a code from the AC unit just when I fart!), so I let my reservoir run really low. I got an intermittment high pitched whine between 1000-2000 rpm. With the full reservoir, the noise has gone away (so far). I also have a drip from my reservoir supply pump pipe which needs fixing too!
I had this problem also. I don't track (yet) and I don't have any leaks (dealership pressure tested everything). I don't understand where the fluid goes. I've NEVER added PS fluid to a car before.