On average, a catalytic converter should last 10-plus years, according to CarParts. Typically, this part is designed to last the lifetime of your vehicle.
What Is The Average Lifespan Of A Catalytic Converter?
While catalytic converters are produced to last for at least 10 years, some of these components can degrade over time or fail prematurely. Engine problems usually result in catalytic converter failures. These converters can also be damaged due to external impact from common road debris.
The Symptoms Of A Bad Catalytic Converter
A catalytic converter’s primary focus is turning harmful emissions into non-toxic carbon dioxide and water. To ensure your converter is working properly, you need to replace the converter when it shows any of the following signs:
- Engine performance problems
- Illuminated check engine light
- Emissions test failure
- Inability to start the engine
What Causes A Catalytic Converter To Fail?
In most cases, a catalytic converter will not simply fail on its own. Here are a few factors that can cause catalytic converters to malfunction:
- Contamination from fluids
- Incorrect air/fuel mixture
- Engine overdue for service
- Engine misfire
- Excessive idle time
- Impact damage
When To Replace A Catalytic Converter
There are several reasons why a catalytic converter should be removed and replaced. The most common reasons why are that it may be damaged or not functioning as intended.
Here a few reasons why you may need to replace a catalytic converter:
- The converter is old. A typical lifespan is ten years
- The converter may have been stolen. This theft is more prominent in hybrids and trucks
- The converter is damaged because excess gas is expelled into the exhaust system
Always watch out for any louder noises or foul smells coming from the converter area. A lack of acceleration is another sign that a replacement may be a necessity.
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