The intake manifold.
The PCV valve is on top of the valve cover. Should be a hose connected to it.
PCV valve is connected to the valve cover, the one closer to the radiator. You can identify it by tracking a vacuum hose coming out of the cover.
Should be right in the top of one of the valve-covers, with a 3/4" hose connected to it.
the hose elbow coming out of the firewall is a drain for the heater core and/or the heater control valve. one of the two is must be leaking if antifreeze is dripping out
Look on your valve cover. It should be connected to a hose going to your air breather.
On the passenger side valve cover. Should have a black hose coming from it to the throttle boday
It should be on the drivers side of the motor coming out of the valve cover. There should be a rubber hose about 5/8" in size attached to it.
There is no valve, it is probably clogged up.
The power booster check valve would be located where the vacuum hose is connected to the booster. The vacuum hose is connected to the valve and the valve is inserted into the booster. They are usually made of plastic.
Im not a car expert but im pretty sure it should be connected to the BOV (blow off valve)
in the valve cover. There is a hose that is connected to it.
its the hose coming off of the valve cover that's the egr valve