Subaru forester oil level

7 Jul 2019 •
1 DPF Filter no regenerating  automatic 2 Oil level go above the MAX (+ 1-3 cm / 1800 km)  3 Regenerating with scanner or cleaning with special solution and changing the oil and filter. and again, 1;2;3; 1;2;3; 1;2;3 What is the possible causes or or solution?????