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Re: 93 explorer Idle stumble/surge
Posted to Technical Discussion Forum on 5/23/2011

Looking over your graphs at your cursor at frame 220 with factory specs being at idle-rpm ( 750 ) maf (0.6-0.7v ), tps ( .9-1.00v ) a showing of 2.99v ECT ( 70-72 degrees ) these seem to be within. But open loop, rich O2's, high inj. pulse (spec is around 2.3 ... Login to read more.