Ok here are the pictures of my engine bay. The insulated wiring in the Red outline, that's what you need to have. Obviously this is only a picture of whats on the top, not sure about other wires buried deeper.
Wide view:
https://i.imgur.com/Vlj30Xf.jpg
Left side:
https://i.imgur.com/p478pG7.jpg
Right side:
https://i.imgur.com/vDA6Typ.jpg