This is topic engine ground upgrade in forum Tech Talk at Northern California Ford Owners  .


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Posted by diablounicorn (Member # 13033) on :
 
sup guys, I'm about to upgrade my ground wires and trying to figure out which to change and confused where to put them, like the battery ground that had the ecu pig tail does that need upgrade? if so how? and the one that goes from the head to firewall where can I put that? you guys have pics for fox mustang and also leaving the battery in stock location.
 
Posted by Blind (Member # 3052) on :
 
battery negative to front sway bar mount frame bolt

front swaybar mount frame bolt to drivers side head, easier without A/C but can also just go to a/c bracket bolt as well

engine injector/sensor harness orange wire can then ground to the firewall still, or I usually just move it to one of the throttle body or lower intake bolts.
 
Posted by diablounicorn (Member # 13033) on :
 
so i dont need to touch the one that has the computer ground plug?
 




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