MDS while idling?

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ShortCourse

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Phoenix
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2013
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Hemi 5.7
Sorry if this has been covered, couldn't find anything.

Does MDS kick in while idling?
 

loveracing1988

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Clarkston, MI
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2020
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6.7 Cummins
No, there would be a little too much shaking with the engine trying to run on 4 cylinders.
 

RCFiddyOne

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MDS uses oil pressure to do its thing and the pressure at idle is to low. All 8 cans are firing while you are sitting there in traffic.
 
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