can i install this and just monitor the stock map and if i can how do i do it with out changing anything?
I've never seen this done before but I'd guess that you just tap the MAP sensor wire and not cut it, leave the MAP output on the AFC disconnected.
2016 WRX STi Limited (current)2001 A4 1.8tqms (donated)1991 GVR4 #1933 (sold)old.dsmregistry.com/detail.php?carid=218 (dismantled)