Help!!! Engine Code Questions ...P0420

[seatowncasper]

there are o-2 fakers or spacers if you will you can get at advance auto parts to up the height on the o-2 thats in the cat and fake out the ecm. there is info on the web about it.if that doesnt work try having the ecm flashed for the removal of the cat and put in a test pipe

 

[Steven.]

there are o-2 fakers or spacers if you will you can get at advance auto parts to up the height on the o-2 thats in the cat and fake out the ecm. there is info on the web about it.if that doesnt work try having the ecm flashed for the removal of the cat and put in a test pipe

http://clubhondahawaii.proboards58.com/index.cgi?board=diygarage&action=display&thread=1123294890

 

[94EG_]

Thats a cool trick !