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Normal
if the O2 is flicking up/down twice per sec at 2k rpm then it's responding fine. unless ur burning loadsa oil & soot, they rarely need cleaning (at worst could prob just brush the soot buildup off) since any residue usually burns/blows itself off.best off cleaning and getting the IACV working first before considering any replacement of a more expensive O2 sensor.
if the O2 is flicking up/down twice per sec at 2k rpm then it's responding fine. unless ur burning loadsa oil & soot, they rarely need cleaning (at worst could prob just brush the soot buildup off) since any residue usually burns/blows itself off.
best off cleaning and getting the IACV working first before considering any replacement of a more expensive O2 sensor.
