Older machine models (before 1975) may not be compatible with catalytic converters.
The catalytic converter was widely introduced to cars in the 1970s To cleanse machine emissions are Proceeds less pollution into the earth. The nitrogen oxide, hydrocarbons, and carbon monoxide that enter the converter assent the machine as nitrogen, carbon dioxide and baptize finished ingeniously lucid chemical reactions. The catalytic converter's usefulness has led to its appliance fitting mandated by code in some places; in such areas, driving with a failed catalytic converter can invest in you fined.
Examine the smoke leaving your exhaust; if the smoke has a bluish tint or appears very white, your catalytic converter my be coated with phosphorus or silicon on the inside, preventing the proper chemical conversions from occurring.4. Monitor your gas gauge and determine whether your vehicle is performing below its expected fuel economy. Loss of fuel economy is a symptom of a failed or plugged catalytic converter.
Provided your van has slender acceleration ability, you may desideratum to replace a spark plug or examine your exhaust valve, since unburned fuel is probably in your exhaust system.
2. Smell the air around the exhaust of your car while it runs to see if you can detect a smell of rotting eggs, an indicator that unused fuel is getting through your exhaust.
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