Hi Group,

I have this toyota with code #P0420. I followed the Toyota diag chart from AllData and came up with a bad catalytic converter diagnosis but I'm left with some questions since I am not that familiar with Toyota.

First, the readings on the scan tool...

FIX posted 1/17/2006

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle