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Technician A says that a converter that rattles when tapped with a mallet should be replaced. Technician B says that the root cause of the converter failure should be diagnosed and repaired before a replacement converter is installed. Which technician is correct

Answer :

NAMRATA421GO

Technicians A and B are equally accurate.

What are the PCM's two main sensors that it uses to inspect the catalytic converter?

The catalytic converter's operation at a high enough efficiency level to keep exhaust emissions within predetermined limits is confirmed by the catalyst efficiency monitor. To assess the condition of the converter, the PCM compares the signals from the upstream and downstream oxygen sensors.

A typical catalytic converter: what is it?

A catalytic converter is a component that attaches to the front of an automobile's exhaust system, near the engine, and lowers the emission of gaseous pollutants such carbon monoxide (CO), nitrogen oxides (NOx), and hydrocarbons (HCs).

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