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Re: 99 Explorer 4.0L stalls on start
Posted to Technical Discussion Forum on 10/26/2006 1 Reply

Hi David,

The cold start IAC count seems very low to me.

I believe the PCM uses the ECT and the IAT as a basis for deriving on the best IAC position for a cold start and cold fast idle.

perhaps one or both of these sensors is not reporting correctly ?

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