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obd1 b18b1 IM stuff on obd2 IM, whats this spot..PICS!!

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Old Aug 13, 2011 | 12:07 PM
  #1  
MatakiRotorD16's Avatar
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Default obd1 b18b1 IM stuff on obd2 IM, whats this spot..PICS!!

I'm swapping an 98 ls head on a 95 ls block, I'm switching over stuff and both manifold have a sensor/location oposite from eachother...
obd2 IM


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Obd1 IM


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Its all going in a 97 civic dx coupe

I'm staying obd1, should I block off the obd2 spot? What's the obd1 sensor
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Old Aug 15, 2011 | 04:54 AM
  #2  
kyden's Avatar
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Default Re: obd1 b18b1 IM stuff on obd2 IM, whats this spot..PICS!!

the spot on your obd2 manifold is for an evap purge, which is the same part as circled in your second pic. obd2 obviously has a nipple that sits in the hole in the manifold.
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