To remove the plastic engine cover on a Fiat Ducato, first, locate the fastening clips or screws securing the cover in place. Use a socket wrench or screwdriver to remove the screws, or gently pry off the clips with a flathead screwdriver. Once all fasteners are removed, carefully lift the cover off the engine. Be cautious not to damage any connected components or wiring during the process.
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.
To remove the plastic engine cover from a 2005 Cadillac SRX, first, locate the retaining bolts or clips securing the cover. Use a socket wrench to remove the bolts or carefully pry off the clips with a flathead screwdriver. Once the fasteners are removed, gently lift the engine cover straight up to detach it from the engine. Be cautious not to damage any underlying components during the removal process.
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.
To remove the plastic engine cover on a 2006 Buick LaCrosse, first, ensure the engine is cool. Locate the fasteners or clips securing the cover, which are usually located around the perimeter. Use a socket wrench or pliers to remove any screws or clips, then gently lift the cover off, taking care not to damage any attached components or wiring. If necessary, consult your vehicle's manual for specific instructions related to your engine type.
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.
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.
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.
if you can't figure that out you probably have no business under the hood.