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		NissanForums.com :: Nissan Forum > Nissan Models > Sentra, Pulsar, NX, B14 200SX > B14 95-99 chassis
P0420 Catalyst System Efficiency Below Threshold (Bank 1)

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B14 95-99 chassis 1995-1999 Sentra and 1995-1998 200SX

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Apr 6th, 2008, 09:05 PM	#1 (permalink)
tieggonzalez Sorta-Newbie Join Date: Apr 2007 Posts: 16	P0420 Catalyst System Efficiency Below Threshold (Bank 1) Code P0420 Catalyst System Efficiency Below Threshold (Bank 1) Hello everyone. I need some help finding a solution to this code. My hope is that the catalytic converter does not need to be replaced. My car is a Nissan Sentra GXE with 158,000 miles. Has anyone ever seen this???

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