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how do i wire in 2nd o2 sensor on obd2b

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Old Nov 15, 2011 | 04:47 PM
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da59block's Avatar
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From: Lynwood, California
Default how do i wire in 2nd o2 sensor on obd2b

i need help wiring in the secondary o2 sensor on my 99 civic hatch
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Old Nov 15, 2011 | 04:49 PM
  #2  
da59block's Avatar
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From: Lynwood, California
Default Re: how do i wire in 2nd o2 sensor on obd2b

this is what i found so far
http://ff-squad.com/wp/?p=395

how would i insert the wires into plug A
plug A comes from chassis
need info to keep from cutting harness if and when i swap motor out
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Old Nov 16, 2011 | 11:25 AM
  #3  
HondaPartsHero's Avatar
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Joined: May 2002
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From: Charlotte, NC, 28227
Default Re: how do i wire in 2nd o2 sensor on obd2b

You need ECU pins. Doesn't your car already have secondary O2? Why not just use an extension harness?
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