Are you facing exhaust smell o r smoke, indicating a possible malfunction in the catalytic system?

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Are you facing exhaust smell o r smoke, indicating a possible malfunction in the catalytic system?

A failing catalytic converter may release a strong sulfuric o r rotten egg smell. Has your vehicle shown signs of smoke o r unusual exhaust odor?

Zarnish asked on 07 Aug 2025 15:24:59 pm

1 Answer

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Car Mechanic Expert - on 07 Aug 2025 15:29:51 pm

Yes, in certain cases, a strong sulfur rotten egg smell was reported from the exhaust, especially during cold starts o r heavy acceleration. Some also observed dark exhaust smoke, both signs of a failing o r overloaded catalytic converter.

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Are you facing exhaust smell o r smoke, indicating a possible malfunction in the catalytic system?

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Are you facing exhaust smell o r smoke, indicating a possible malfunction in the catalytic system?

Are you facing exhaust smell o r smoke, indicating a possible malfunction in the catalytic system?

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