Ford E-Series Van Computer Replace/Remove

No Codes, Passenger Side Coil Works Fine, I Found Out That Coils In Driver Side Gets 12v Just As The Injectors, But Seems Like Coils Are Not...

This Van Has A 4.9l 6 Cylinder In It, It Will Turn Over Until It Kills The Battery. I Pulled All The Plugs Checked Gap, Spark, And They Had...