Ford Repair Questions? Ask a Mechanic for Answers ASAP
The code 52 can be set by a blown fuse in the under hood fuse panel (drivers side) Check to be sure the #2 fuse and makes sure you have 12 volts on both sides of it. You need to be sure the charging system is charging at the proper rate as well as low voltage will set this code. Normal charging on the truck at idle is 14.2 volts.