F150 p0420 catalyst p0012 p0304 camshaft p0720 raptor autoentusiastas negam fabricantes dez O2 oxygen heated p0138 resistance ho2s carparts p0030 causes exhaust sensor1 bank2
Ford F150 P0420 Check Engine Code
P0138 code: o2 sensor circuit high voltage (bank 1, sensor 2) Ford f150 p0420: catalyst system efficiency → below threshold → bank 1