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Smog Check & Emissions Questions and Answers

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  Question Answered
  1993 Nissan Altima - Should the smog tech disconnect the TPS during the smog check?
by Anthony   
Yes (1)
  1983 Ford Fairmont Carburetor Failed for High HC.
by Rene   
Yes (1)
  1994 Toyota Tercel Failed HC and CO at 15mph, HC at 25mph
by Travis   
Yes (1)
  1998 Nissan Maxima Fault Code P1320
by amir   
Yes (1)
  Chevy Caprice Classic 5.0 Carburator Motor Will Not Pass CA Smog Check
by Rudy   
Yes (1)
  1991 GMC Sierra 1500 failed smog test in all categories at 15 mph
by chris   
Yes (1)
  Honda Civic Dx 1996 Failed Smog Check Due To High NO. How to resolve?
by Helen   
Yes (1)
  1993 Nissan Altima failed for high CO and HC. Please help! We're stuck.
by Rena   
Yes (1)
  What would cause high HC on a 1998 Mitsubishi Montero?
by Holly   
Yes (1)
  Volvo 1997 S90 failed smog inspection two times.
by Alicia   
Yes (1)


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