how many o2 sensors does a 2002 mecury sable have on 2002 Mercury Sable

how many o2 sensors does a mercury sable has and when it says lean bank 2 which sensor is that? thanks all

by in Cleveland, OH on May 19, 2010
1 answer
ANSWER by on May 19, 2010
it has four but i dont rec replacing o2 sensor it can be a vacuum leak most common problem i rec a diag for this code

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