Mkiv 1.8t catch can kit installation instructions open hood, remove engine cover, drain oil locate relay panel cover near brake fluid reservoir remove both top & bottom relay panel covers
Putting and burning oil and water vapor back into engine can't be good, carbonizes everything, throttle body, intake, valves, piston tops and so on
Idleing at stop lights shouldn't be much.
The apr catch can system with pcv plate is a comprehensive upgrade to your engine's positive crank ventilation (pcv) system
This article explains how a detailed catch can install diagram helps ensure proper fitting and optimal performance of a universal oil catch can on vag 2.0t fsi engines, emphasizing accurate hose routing,.
This document provides 14 step instructions for installing a catch can kit on a mkiv 1.8t engine.
First you need a catch can you can choose all sorts of catch cans but i highly recommend a catch can with baffles and a filter
I chose the add w1 v1 billet catch can
That is a sample picture you.
This you will attach to the center (inlet) fitting on the catch can
Then from the outer fitting (outlet) you run a short hose (provided) to the pcv valve (fat side towards the catch can).