intake

Serviced the ute today and found a heap of oil leaking from the rocker cover breather hose into the turbo intake. I removed the oil fill cap while the engine was idling and noticed there was quite some pressure coming out of it, though sucked in when rpm increased. What should I be looking for...

There's some sorta leak found at the engine head, its at a hose that connects to the engine head, from the intake, and the substance leaking seems to look like oil, i don't know what the exact issue is, and why there's oil leak on something related to the intake, doesn't make sense to me. This...