Problem solved! So after decently bleeding manually "thank you to my son who was pressing the pedal" the spongy feel is gone and the car breaks in a clean straight line at different speeds. just as a small info, because of what i read about air being trapped in the ABS manifold and the nee...

Just for information,
Blowing the Aluminum ABS valve bloc resulted in getting oil to all the brakes so this is rather a good start...
now comes the bleeding, because yesterday late this was not a big success :/ it kept feeling spongy and no braking ...
to be continued...

Hello Paul, thx for your reply, Did some More checks today. But in andere to your question about opening bleeder valves before pushing the piston back? No I didn’t. But I noticed the problem before servicing the parts…. So it was present before I did anything on the brakes…. My further investigation...

Hello Thanks for letting me in this forum :) Just new to volvo brand but already had some long way past experience in "car" mechanics. Having had company cars for the last 20 years I had no need to get may own hands dirty in getting my cars on the road. Last year i got myself a 2004 XC90 2...

Hello Thanks for letting me in this forum :) Just new to volvo brand but already had some long way past experience in "car" mechanics. Having had company cars for the last 20 years I had no need to get may own hands dirty in getting my cars on the road. Last year i got myself a 2004 XC90 2...