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Re: 91 Honda Accord NOX fail, bad ECM?
Posted to Emissions Forum on 10/19/2007

Hi Craig,

I have read on some forums that the EGR fault code 12, (probably due to the bad solenoid) is present, will suspend the EGR control signal. So I am presently letting the car sit with the battery cable off, and I will try it after lunch.

I will kee... Login to read more.