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Smog Check & Emissions Questions and Answers

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Failed Smog Test
  Question Answered
  Why Did My Corvette Fail the Smog Test for High NOx?
by April    
Yes (1)
  Toyota Sequoia Drive Cycle For OBD-II Monitors
by Laura    
Yes (1)
  Does Key Have to be in Ignition for 1 Hour Before Cold Start?
by Marty    
Yes (1)
  OBD-II Trouble Code P0410: Secondary Air Injection System Malfunction
by Eugene    
Yes (1)
  2011 Honda Civic LX Failed For Short Ram Intake
by Juan    
Yes (1)
  1987 Chevrolet Corvette 5.7L Failed LPFET Fuel Test
by Jared    
Yes (1)
  1996 Nissan 200sx SE-R Won't Pass on HC @ 15 MPH
by Anthony    
Yes (1)
  Ford Mustang GT High HC with X pipe and Magnaflow Mufflers
by tom    
Yes (1)
  Can I Get a Smog Check Without the OBD-II Test?
by kamal    
Yes (1)
  What Would Cause My Mazda RX7 To Produce High HC & CO?
by Ben    
Yes (1)





 

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