The Trainer #68 - Troubleshooting P0420/0430 DTCs (Catalyst Efficiency Below Threshold)

Among the Top 10 Diagnostic Trouble Codes (DTCs) techs deal with on a routine basis are the “Catalytic Converter Efficiency Low” codes; the P0420s and/or P0430s.

Still, many of you are automatically swapping out the converters in an effort to resolve the DTCs. And many of you learned the hard way that these DTCs are often caused by something other than a failed converter. In fact, that's the case in most instances!

So we talked to the experts at Walker Exhaust to learn more about effectively troubleshooting these codes. Watch to learn the facts on some common myths and the 5 basic checks you can make to successfully diagnose 85%+ of these failures.

Be sure to watch this Walker video right after, too!

https://youtu.be/1Bg1rbHnd74

AND visit their site for troubleshooting aids you can download directly:

http://walkerexhaust.com

Be sure and SUBSCRIBE to our channel so you'll be the first to know when new information is available!

@@@ FOLLOW US ON @@@

Facebook: https://www.facebook.com/MotorAgeMagazine/
Twitter: https://twitter.com/Motor_Age
Instagram: https://www.instagram.com/motor_age

VISIT OUR WEBSITE!
http://www.motorage.com

TRAINING FOR PROFESSIONAL TECHNICIANS!
Motor Age Training: http://www.passthease.com
NACE Automechanika 2017: http://www.searchautoparts.com/automechanika-chicago
Click this link to subscribe to the print or digital edition of Motor Age!
http://bit.ly/MotorAge_freesub_YT

@@@@@@@@@@@@@@@@@

Due to factors beyond the control of Motor Age, it cannot guarantee against unauthorized modifications of this information, or improper use of this information. Motor Age magazine (UBM Americas - Automotive Group) assumes no liability for property damage or injury incurred as a result of any of the information contained in this video. Motor Age recommends safe practices when working with power tools, automotive lifts, lifting tools, jack stands, electrical equipment, blunt instruments, chemicals, lubricants, or any other tools or equipment seen or implied in this video. Due to factors beyond the control of Motor Age, no information contained in this video shall create any express or implied warranty or guarantee of any particular result. Any injury, damage or loss that may result from improper use of these tools, equipment, or the information contained in this video is the sole responsibility of the user and not Motor Age magazine or its corporate parent, UBM Americas.

Видео The Trainer #68 - Troubleshooting P0420/0430 DTCs (Catalyst Efficiency Below Threshold) канала Motor Age