hey guys im looking for some advice, my 2009 chevy aveo is giving this code p0054 apparently it said ho2s heater resistance bank 1 sensor 2, at the begging i was thinks the o2 sensor was the problem but is not the case i been reading about this sensor problem but im not able to figure it out i check for resistance, i check for power and ground i was thinking the computer may be the problem but im not too sure any ideas were should i star again?