[BoxsterInTheSun]

Mine was also leaking like crazy, I replaced it and leak was gone. It's the Variable Timing Solenoid Seal, really easy to replace:

https://www.fcpeuro.com/products/porsche-engine-camshaft-actuator-holder-99610522352?ads_cmpid=21799133914&ads_adid=163868604170&ads_matchtype=&ads_network=g&ads_creative=716468068506&utm_term=&ads_targetid=pla-295237392846&utm_campaign=&utm_source=adwords&utm_medium=ppc&ttv=2&gad_source=1&gclid=Cj0KCQiAwtu9BhC8ARIsAI9JHamUUBP01mYi2Y6-WlMvGBXrKqQioDgKpSm7g7rOEcXJmNoDHtiRET4aAr2oEALw_w cB