Quote Originally Posted by joecar View Post
My understanding is that the PCM uses the richest AFR (or EQ) from all tables that are currently active...

i.e. when PE is enabled, then the richer of B3605 or B3618 regardless of 4000 rpm.

Is the 4000 rpm from B0120...? B0120 sets the thresold between MAF/VE or MAF only operation for calculating cylinder airmass, and is not related to commanded AFR.

Thanks Joecar..

I knew I was close, but now I get it.