If it's on the Power Steering pump ? You have to pull down the pump and disassemble it ,remove the pulley and pump cover screws,be careful of the impeller it has small parts that might get lost.If it's on the steering rack you have to pull it down too and you need a loy of tools ans a lot of time.
If the power steering box is leaking below the adjusting nut, it is like that the seal is faulty. Replace the seal on the power steering box.
Generally the seal on eithe the power steering pump or the rack and pinion steering must be replaced by a large shop that specializes. Not many individuals have successfully rebuilt either a rack and pinion or a power steering pump.
Have you tried STP brand stop leak for Power Steering!
excessive noise even though belt tension is good, or when power steering fluid is leaking out the shaft seal.
you will need a power steering seal replace.
Remove the plug on the bottom of the power steering fluid pump. Drain the power steering fluid out. Replace the plug to the bottom of the power steering pump. Replace the power steering fluid.
It's possible a seal has broken. Find where it leaks from, could be pump, hose or steering ram. Then replace part.
What have to do replace the belts water pump power steering
try using power sterring stop leak, if they doesnt work, find out what is leaking, and replace the worn hose or broken seal
How to replace power steering pump on Audi
This may help, from another forum: My 300TE has started to lose power steering fluid. The reservoir drains over about a month, you can see the fluid on the base of the steering box :( . Is there a seal I can replace easily, or am I up for a lot of
How do you replace a power steering reservoir for a 2000 odlsmobile interigue?