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mark houghton mark houghton is offline
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Join Date: Jul 2008
Location: Central Washington State
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Originally Posted by lucittm View Post
This ethanol issue caused me to think. Our cars came with wiring for a coding plug (that PP sells) to modify the fuel map and it is used when lower octane fuel is used. Where does this plug physically go and would it help the ethanol issue? Would it help with smog tests?

Would someone with the plug and an AFR meter be willing to run a test with and without the plug installed?

That's fine for a 964 and might make sense. Does not apply to a 930 with CIS.
Old 01-09-2009, 10:04 AM
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