TwinTurbo.NET: Nissan 300ZX forum - Re: Emissions: '91tt failed NJ low-idle, passed high-idle test.
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Subject Re: Emissions: '91tt failed NJ low-idle, passed high-idle test.
     
Posted by njz on May 04, 2011 at 10:55 AM
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In Reply To Emissions: '91tt failed NJ low-idle, passed high-idle test. posted by AllenS on May 03, 2011 at 12:12 PM
     
Message If the engine is running smooth, the only thing I can think of is the one or both O2 sensors are slow to respond at Idle.

     
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