Question about 2003 Dodge Caravan
This means that the Catalytic Converter is not doing its job of cleaning the exhaust stream anymore and needs to be replaced, the sensor that monitors the Catalytic converters efficiency has signaled the PCM (computer) to turn the check engine light on and set the code for the catalyst.
Posted on Dec 29, 2010
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Posted on Jan 02, 2017
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Possible causes - Three way catalyst converter worn out
- Intake air leaks
- Fuel injectors may be faulty
- Fuel injector leaks
- Spark plugs may be faulty
- Improper ignition timing
- Engine Control Module
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