Jetta power steering is a black box on left front of engine usually a green cap with a slot on top you should be able to use your jetta key sideways in tab and turn to loosen.
Where Do You Find Power Steering Fluid In A 2002 VW Jetta?
Should be over on the right (passenger) side of the engine compartment. A white plastic canister with a screew on brown top.
Best to use this power steering fluid: www.blauparts.com
Best to use this power steering fluid: www.blauparts.com