Sorry but do not have any info on the '04 to help. Here is a link to a supposed '04 schematic from the web but cannot confirm this.
https://www.justanswer.com/car/3j473...ont-start.html
Might have to click on the "see more" button to view.
The splice pack for g103 on our '01 is under the exhaust crossover tube attached to a bell housing bolt. Our '01 has a splice pack on the fender like yours. That is g101.