Check engine light is on & the computer code indicates this
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2001 Dodge Neon Question: What causes catalytic converter to go bad?
Answer #1pushrod September 06, 2012, 11:46Master
AGE + MILEAGE.
ReplyChevy Power, September 06, 2012, 12:03Journeyman
Could also be due to engine running too rich, burning oil, or an internal coolant leak.
Answer #2ziptie12 September 06, 2012, 18:15Master
Any other codes besides P0420? mileage and maintainence have alot to do with failures. And yes as stated prior , to rich or to lean or misfire conditions all contribute to premature failure. Also the code may be set falsley due to other conditions. should have it monitored for function before replacement.,,,,,,,,,,,,<<<<<<<<<<<<< UNIONDALE H.S. class of 1980 >>>>>>>>>>>>>>>we rocked!
Replypushrod, September 06, 2012, 19:16Master
Replyziptie12, September 06, 2012, 21:16Master
Yep.Long Island. Escaped in '86
Replypushrod, September 06, 2012, 22:44Master
Thought you was a yank. I bet them was rocking times sho nuf. Was here in 74 too.
GOOD OL DAYS! I just didn't know it at that time.
Replyziptie12, September 09, 2012, 09:09Master
Wonder if 'kthgran' is ever going to answer my questions , or were they just stupid questions?
Replypushrod, September 09, 2012, 09:27Master
We get a bunch of that. I think if one ask a question and gets an answer, it should