That makes me think your donor was an auto, wasn't it?
I know auto ecu when connected to a manual trans will exhibit this behavior under very low load and throttle, my supposition being in those circumstances they were only driving the tc and bmw took advantage of that to improve mpg.
I know auto ecu when connected to a manual trans will exhibit this behavior under very low load and throttle, my supposition being in those circumstances they were only driving the tc and bmw took advantage of that to improve mpg.
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