2007 Honda Accord Code P0420 Bank 1
P0420 catalyst system efficiency below threshold (bank 1) P0420 sensor bank code catalytic converter threshold efficiency below system oxygen where located location control common troublecodes circuit current cat Sensor o2 oxygen p0420 bank p0140 circuit clean catalyst code efficiency below system threshold catalytic converter sensors low located engine
P0420 – Catalytic converter system, bank 1 -efficiency below threshold
P0420 codes catalytic conveter replacement Honda accord p0420 catalytic 2003 converter replacement codes coupe conveter ex help please forum thanks P0420 – catalytic converter system, bank 1 -efficiency below threshold
