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nimblemotors · 08-14-2015, 02:56 AM

The results as I see it show very low NOx and high HC, which indicates it is running rich. If it is running cold, you'd get this result. Is the thermostat stuck open?

08-14-2015, 02:56 AM	#4 (permalink)
nimblemotors EcoModding Jack Join Date: Nov 2010 Location: Sacramento Posts: 335 Thanks: 12 Thanked 58 Times in 40 Posts	The results as I see it show very low NOx and high HC, which indicates it is running rich. If it is running cold, you'd get this result. Is the thermostat stuck open?