Why do some Honda City catalytic converters get clogged o r fail prematurely?

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Why do some Honda City catalytic converters get clogged o r fail prematurely?

A failing catalytic converter can cause reduced power, higher emissions, and poor fuel economy. What are the symptoms of a clogged converter, and how can owners prevent this issue?

Sirat Ul Jinan asked on 24 Feb 2025 17:12:05 pm

1 Answer

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Car Mechanic Expert - on 24 Feb 2025 17:16:09 pm

A clogged catalytic converter can lead to reduced engine power, poor fuel economy, and higher emissions. Common causes include:

Fuel contamination o r the use of low-quality fuel.
Engine misfires o r unburned fuel entering the exhaust system.
Excessive carbon buildup o r internal damage to the converter.

Symptoms of a clogged converter:

Loss of engine power.
Excessive heat from the exhaust.
Strange smells o r higher emissions.

Prevention: Use high-quality fuel, regularly service the engine, and replace spark plugs to avoid misfires.