Help on Smog
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Joined: Jan 2007
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Help on Smog
i have a 00 Si coupe
the paper said p0172 system too rich (bank 1) does any1 know any source of how to fix it?
p0420 cat efficiency below threshold (bank 1)
any1 know how to fix this problem?? also the HC(PPM) thanks!!!
the paper said p0172 system too rich (bank 1) does any1 know any source of how to fix it?
p0420 cat efficiency below threshold (bank 1)
any1 know how to fix this problem?? also the HC(PPM) thanks!!!
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Ritchie
Honda Civic / Del Sol (1992 - 2000)
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Jul 1, 2007 07:30 PM