i blow my motor and had a spear d15b motor lying around and trow it in just to have somthing to drive and now the check engine light for the map senser keeps going off and makes it run like **** i already tried swapping out the trottle body with the map senser and straight wired it to the ecu you guys got any ideas why it would be messing up???
motor from my freinds 92 dx hatch and i put it in my 94 dx coupe