The oil pressure switch is right under the alternator bracket or power steering pump
How do you replace power steering pressure hose on a 1993 geo prizm
Autozone has the Repair Guide for this - check out the link over to the right.
If you mean connections, no it's a high pressure system
Power steering pressure switch.Power steering pressure switch.
The power steering box should not have pressure at the cap.
It is on the power steering pressure hose.
The power steering pressure switch, on a 1993 Chrysler New Yorker, is located below the power steering pump. The pressure switch is attached to the power steering reservoir mounting bracket.
Refer to the instructions in the "Related Question" below regarding alternator replacement.
The power steering pressure sensor is located on the front of the power steering pump. It is circular and has one wire going to it.
The output of a power steering pump is the high pressure side which goes to the steering box. It creates hydraulic pressure which makes steering much easier.