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International Automotive Technicians Network
Re: 90 hyundia high hc's asm test
Posted to Emissions Forum on 9/7/1999

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The cranking CAT test results lok good unless the CO2 just spiked and then immediatly dropped very low.

CO2 = 14+% CO = 0.01% O2 = 0.1% HC = 350 ppm (0.035%) NOx = 400 ppm (0.04%) O2 sensor jagged ... Login to read more.