OBD II

FORD TAURUS
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ZOGGIN
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What the heck is a HO2S switch? Can I replace this myself?
Also, where is oxygen sensor 1 on a DOHC V6 Taurus?
Jan 25, 2007 at 6:52 PM
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SERVICE WRITER
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Heated Oxygen sensor Part of the O2 sensor that senses heat for a quicker warm up. The sensor is between the cat and the block.
Jan 25, 2007 at 7:01 PM