2000 evinrude 225 ficht problems

[turkey killer]

Hey guys I'm new to the forum ...I have a a issue with my motor I recently had another computer put on cause my other one went out and first day on the water with it I let it warm up 5-10 min tool off ran about a mile and check engine light came and stalled motor did not die but running ruff got back to the ramp and found the 10 amp fuse that is for the 40v to fuel injectors 3&6 blew any advice would be good as to why this fuse blew

[boats.net]

Recheck wire connections and grounds, look for shorted wires.