That is because it has a fuel pump control module, no relay, it is controlled through the main PCM. Here are the factory wiring diagrams so you can see how the system works in the images below. The colors of the wires going to the pump are: gry, yel/gry, wht/brn and black (ground). Check out the diagrams (below). Please let us know if you need anything else to get the problem fixed.
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Sunday, July 31st, 2022 AT 1:25 PM