When your charger has a major engine problem the check engine light will begin flashing.
Dodge charger catalytic converter problems.
If both fuel and spark are okay the most likely cause is a clogged catalytic converter.
If the engine is running properly the catalytic converter should last the life of the vehicle.
If a catalytic converter becomes old or damaged internally from excessively rich fuel mixtures the catalyst coated honeycomb meshes on the inside of the converter can collapse or break apart causing a rattle.
If you experience sluggish engine performance in your dodge charger you may be dealing with a contaminated clogged overheated or physically damaged catalytic converter.
Another way to check is to mount an exhaust pressure tester in place of the oxygen sensor.
To check this remove the upstream oxygen sensor and if the power has increased the restriction is confirmed.
They will fail faster if there is an issue with misfiring or a bad air fuel mixture.
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Bad catalytic converter symptoms it is not uncommon for the catalytic converter to fail as the years and mileage take their toll.
When it fails it s commonly caused by too much raw fuel entering the converter often as a result of a misfiring engine.
Chrysler dodge and jeep drivers may have to park their vehicles while waiting for recall parts.