There are two hoses on the right hand side of the engine cover which houses the air filter, one is just rubber at the front and just pulls off, the one at the rear is a plastic push fit which you have to squeeze to remove. Once these are both removed simply grasp the cover and pull it towards you, it is on four mounts in the engine bay with rubber bushes on the cover.
There is 3 round plastic caps on the top of the cover,1 at the back and 2 at the front. Pop these out with a screwdriver and there is a nut under each one. Take off the nuts, take out the dipstick and take off the oil filler cap and the cover comes off.
Pull it off
They are in the center of the Valve cover, under the plastic "chunks" that are the ignition coils. You might need to remove the plastic engine cover first. There are several plastic clips you need to turn part way to remove this part.
check this out, it's same engine as in Rabbit http://rabbitownersclub.com/vw/showthread.php/engine-plastic-cover-4981.html
You remove the large plastic engine cover from the top of the engine (remove the three plastic caps, then loosen the three 10mm nuts). It's right on the front top of the engine under a plastic cap about 3" in diameter.
PCV valve is located in front of the engine, behind plastic (long and narrow plastic cover that covers valves and fuel lines). You need to remove one hex screw that attaches plastic cover to engine and remove plastic cover. You will see pcv valve 3-4 inches to the right of the hex screw that was attaching plastic cover to engine. Once removed you will see silver pipe at the end of the pipe plugged in engine sits PCV valve. PCV valve plugged into engine by it's mettalic side, so only plastic side is visible. Easiest way to understand how PCV valve sits is to buy new valve in auto parts store, remove plastic cover that covers fuel lines in front of engine and find a part that looks like PCV valve.
It is on the top rear of the valve cover. You will have to remove the plastic cover on the top of the engine to access.
Remove the plastic stone guard cover below the engine, then you will see it adjacent to the rear of the engine
There is a plastic cover in front of the engine. Under the cover is the intake manifold. After you have removed the plastic cover, then the intake manifold you will see the starter. Before you can remove the starter you will need to remove wires tubes and linkages. It will take a few hours if you are good.
Remove the plastic cover underneath the engine u will find the oil filter.
if you can't figure that out you probably have no business under the hood.
Look past engine on firewall, there are two plastic fasteners that hold a plastic cover to fuse boxes. Remove covers and fuse boxes will be exposed.