Your truck should have four o2 sensors bank 1 sensor 1 is o2 sensor on cylinder 1 side before cat and bank1 sensor2 two is 02 sensor after cat banks 2 sensor1 is on other side berfore cat and bank2 sensor2 is after cat hope that helps when they read code it should tell you bank1 sensor1 or2 good luck
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got my check engine light on my 1997 ford f150, i scanned it, it said bank 1 too lean and bank 2 too lean, that my o2 sensors? if so where are they located?
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