P0420/P0430 When Propane Enrichment Doesn’t Work

March 7, 2017

In this Tech Tip, Ron Bilyeu will demonstrate how to perform an oxygen storage capacity test on a 2016 Ford showing Codes P0420 and P0430 using a Snap-On Verus Pro. He will demonstrate an old traditional method with propane that will not work on this vehicle, in order to show how technology has progressed. He also provides key answers for a better method on how to determine how to test the catalytic converter storage capacity.


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LS-48 Diagnostic Strategies: Air Induction
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LS-48 Diagnostic Strategies: Air Induction

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As a Professional Technician, the proper diagnostic strategy is a critical component of establishing your tech efficiency. In part 1 of our Diagnostic Strategies Series, this course will cover air induction. Learn the proper diagnostic procedures to determine induction problems.

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