A good amount but that's a separate oil leak from the pan i believe and not from the turbo.

So I noticed the turbo is leaking some oil. And Because of it, the exhaust smoke is slightly blue. Maybe that's why I'm getting the code. Some oil going through the exhaust causing the o2 to fail? Ugh.

No. I actually just got it inspected. So I'm good there. So, for the hell of it I wanted to see if it really is running lean and pulled the plugs. The tubes are full of oil and there's pools of oil laying on top of the head. Checked oil cap and seal is hard as a rock so I just ordered a new one. Plu...

Ok my mistake. That P0445 code is actually on another car I have. A Subaru.

The code I'm having with the Volvo is P0420.

I'll see if I can change the title of this post.

Where do you think I should start here? I saw that some people run a gallon of laqeur thinner in the tank to clean the o2 sensors and cat converter. I have no idea how old the cat is but it "looks" ok. I can bang on it and not hear any deteriorating debris or anything like that.

Hey guys Newly posting but have lurked for a bit. I've had this issue for a while now but haven't really tried to fix yet. My 02 v70 xc turbo with 160k on it has the P0420 code. I've search the site and found this code pop up a lot but it always seems to be with vehicles different than mine. Anyway,...