Spn 3223 Fmi 7 Detroit - Healthy Benefitscom United Healthcareindex41 Action Weather Kansas City Does anyone know what this is? 7 ghg14 acm nox raw sensor not ready after dewpoint enable check description. Monitored parameter nox inlet sensor. Typical enabling conditions nox raw count. Based on your faults, it sounds like you have a defective inlet nox sensor. This is a common failure. I would get the nox sensor replaced, then the unit will need ran thru a regen with a pc. Common fmi errors from 0 to 21 numbers. Suspect parameter number (spn) and failure mode indicator (fmi) full code list. What is spn 3223 fmi 7? This code is telling you the nox inlet sensor failure to activate message. What that means is that you most likely have a problem with one or both of. Spn 3223 fmi 7 (acm) nox raw sensor not ready after dewpoint enable check description: Nox inlet sensor failure to. After idling for hours in dallas, tx in 100 degree weather, my check engine light came on. So i plugged in my scanner tool from otr performance to see what the code was. Iโm getting codes 3223 fmi7, 3215 fmi3, and 3216 fmi4. What's the make/model/year of your truck?
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