Thread: P0420 Cat efficiency
View Single Post
Old 05-10-2013, 03:23 PM   #3
jimbob0077
AF Newbie
 
Join Date: Apr 2011
Location: Apple Valley, Minnesota
Posts: 28
Thanks: 1
Thanked 2 Times in 2 Posts
Re: P0420 Cat efficiency
You did a great job analyzing this problem. However sometimes it’s just cost effective, to take it to someone that has the $10K scan tool that can graph the O2 sensors, and tell you which part to spend the money on.
jimbob0077 is offline   Reply With Quote