Thankyou

Oil in the coolant could "simply" be a failing head gasket - no need to "recycle" it for that.

Do you have any suggestions?

Take the head off and see if it's cracked or if the gasket is goosed.

Hello,i have a Ford Fiesta MK 7.5 2015,1.0 ecoboost 100ps,i have done as remap to boost ps,no issues so far.I choose liquy moly 5w20 special tec for oil,my car has 75.000km,lately we read a lot of issues with wet belt,in uk,in america,maybe at europe too,i'm started to worry about when should replace the wet belt of my ecoboost,as the manufacter supposed to say 10 years or 150.000 miles(mine at kilometers),anyone here has already change his wet belt? I've read it's tough and expensive cost to replace it.