No. It is used to lower engine emissions.
There should be no noises near your catalytic converter on your Renault Clio. If there is a noise there is most likely a part that is loose on the converter or near the converter. It may not necessarily be the converter. I would chech around the area also for other noises.
The converter is clogged or the engine is running way to rich or has a misfire.
Perhaps heat shield on catalytic converter?
If you drive your car without a catalytic converter, you can be pulled over and given a ticket. You cannot drive your car with a lot of noise, it's considered a violation of the noise ordinance.
Check engine light, rattle noise, low power, change in fuel economy,
NO, unless it it worn out or making noise
fumes in car,louder then normal engine noise,no power (collapsed muffler or clogged catalytic converter, buzzing noise in exhaust. what did i win? g
No, a cherry bomb is a type of muffler that reduces exhaust noise, while the catalytic converter's purpose is to reduce harmful emissions
Check your catalytic converter.
Heat shield on catalytic converter? Octane rating of fuel not high enough Timing too far advanced Catalytic converter itself
a low whistling noise every time you release the gas pedal usually coincides with a dieing catalytic converter Rattle, check engine light, stalling problems, low power, strange exhaust odor,
The heat shield on top of the converter may have broken loose. it can be repaired. If the rattling is inside the converter it must be replaced.