silverfox
#1
08-03-2010, 06:58 PM
Join Date: Aug 2010
Posts: 1
Likes: 0
Received 0 Likes
on
0 Posts
#2
08-03-2010, 08:31 PM
Junior Member
Join Date: Jul 2010
Location: Denver, Colorado
Posts: 23
Likes: 0
Received 0 Likes
on
0 Posts
Here is a post about P0422 which is basically the same as the P0420. The P0442 is a small EVAP leak probably not related but a vacuum leak could explain both.
https://volvoforums.com/forum/volvo-850-16/my-catalytic-converter-our-buddy-p0422-code-44118/
https://volvoforums.com/forum/volvo-850-16/my-catalytic-converter-our-buddy-p0422-code-44118/
