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JSPERFORMANCE · 12-19-2012, 06:21 PM

The code is the indication of the cat being bad.. If the Rear O2 sensor was not functioning, the PCM could not have set the P0420..

12-19-2012, 06:21 PM	#3
JSPERFORMANCE NJFBOA Supporting Sponsor Join Date: Feb 2006 Location: HULMEVILLE, PA Posts: 2,023 iTrader: (4) Social Networks:	The code is the indication of the cat being bad.. If the Rear O2 sensor was not functioning, the PCM could not have set the P0420.. __________________ JSSPEEDANDCUSTOM.COM