8th Generation Honda Civic Forum - View Single Post - Problem with O2 sensor using defouler
Thread: Problem with O2 sensor using defouler
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Old 07-03-2009, 06:27 PM   #4 (permalink)
Zeuceone
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Join Date: Nov 2006
Age: 14
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i wouldnt use a defouler if it has a HFC. take the defouler off and just put the 02 sensor on without it.
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