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dennydizzo · 06-17-2009, 11:49 PM

cant pass smog!!need help! my results:

'93 240sx ka24de all stock except no resonator on stock intake
changed sparkplugs/wires
(except for cylinder #1 couldnt get the suckker out)
got a CAT from lower mile 240sx

15mph
HC.....Max=88......Measured=57
CO.....Max=0.52...Measured=0.01
NOx...Max=704....Measured=3151
25mph
HC.....Max=53......Measured=28
CO.....Max=0.50...Measured=0.01
NOx...Max=738....Measured=1796

recent oil changed
tested egr and car nearly died out when blocked the bottom..
warmed up car on freeway 10mins before test..

what should i do to extremely lower my NOx? should i clean out egr?does
gapping the sparkplugs important for smog? i think i seen i only had 3 pins on my maf is that normal?
any help i would i appreciate it thanks..

06-17-2009, 11:49 PM	#113
dennydizzo Zilvia Member Join Date: Jan 2009 Location: SUNNY CA!! Age: 35 Posts: 204 Trader Rating: (4)	cant pass smog!!need help! my results: '93 240sx ka24de all stock except no resonator on stock intake changed sparkplugs/wires (except for cylinder #1 couldnt get the suckker out) got a CAT from lower mile 240sx 15mph HC.....Max=88......Measured=57 CO.....Max=0.52...Measured=0.01 NOx...Max=704....Measured=3151 25mph HC.....Max=53......Measured=28 CO.....Max=0.50...Measured=0.01 NOx...Max=738....Measured=1796 recent oil changed tested egr and car nearly died out when blocked the bottom.. warmed up car on freeway 10mins before test.. what should i do to extremely lower my NOx? should i clean out egr?does gapping the sparkplugs important for smog? i think i seen i only had 3 pins on my maf is that normal? any help i would i appreciate it thanks.. __________________ LOVIN ME TOOFODEE!!