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Diagnosing Catalytic Converters

There are multiple steps to diagnose a possible air-related issued on a catalytic converter.

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In this video, we discuss some diagnostic procedures for catalytic-converter problems arising from issues relating to air, in our air, fuel and spark conceptual grouping.

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The first step is to perform a visual inspection for worn-out gaskets and vacuum leaks. If a vacuum leak is suspected but not found, perform a smoke or soap-bubble test.  

This video is sponsored by AP Emissions Technologies.

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