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1996 Honda Civic smog

Tiny
STUPIDASSO15
  • MEMBER
  • 1996 HONDA CIVIC
  • 4 CYL
  • FWD
  • MANUAL
  • 171,256 MILES
I have a 1996 honda civic hatch back and I faild my hydrocarbons at idle the limit was 250 and I got 259 and I was wonderg if the idle being at 1019 instead of factory (670 +/- 50) could be the reason?
Saturday, September 25th, 2010 AT 1:27 PM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Probable causes could be an engine compression problem such a burned exhaust valve, Ignition problems with plugs, wires and coil, to include vacuum leaks, injector problem and fuel delivery-Drop the idle speed to specs
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Saturday, September 25th, 2010 AT 3:30 PM

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