0/2 sensors on 2002 Ford Explorer Sport Trac

check engine came on code said 0/2 sensors changed all 3 sensors.reset comp light came back on code said 0/2 sensors again .what do i do now?

by in Dunnellon, FL on August 22, 2009
2 answers
ANSWER by on August 22, 2009
What was the exact code or code numbers stored? Were the codes stored for heater circuit or oxygen sensor performance issues?
ANSWER by on March 27, 2010
Change the intake manifold gaskets.
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