300E PCV Valve

New owner of a 1992 300E (Canadian model; 3.0 litre engine) and was wondering where the PCV valve is and what the change interval is? The car
seems to be using oil at 1 litre per 1,000km. I don't know when the PCV was last changed so I'd like to check it. Many thanks.
DD7 '92 300E 175,000 km
Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
Add image file

Motorsforum.com is a website by car enthusiasts for car enthusiasts. It is not affiliated with any of the car or spare part manufacturers or car dealers discussed here. All logos and trade names are the property of their respective owners.