|
Re: P0420 Clearing, monitor running
If the light is not extinguished after 3 good trips clear the code and drive it to see what happens. At this point you are wasting time and money. I have learned over the years that service information even OE information is not always correct. I usually recor... Login to read more. ![]()
iATN Members:
Login to read this message and participate Auto Repair Pros: Join iATN to read this message and others Vehicle Owners: Find a nearby iATN member to repair your vehicle |
Copyright ©1995-2026 iATN. All rights reserved.
iATN® is a registered trademark of the International Automotive Technicians Network.
iATN® is a registered trademark of the International Automotive Technicians Network.
