Okay, so when you jump the relays the fan comes on, then the relay, wire connectors to the relay are bad, or, more likely the ground to the control side of the relay is bad. Okay, so you've bench tested the relay and it good. In the diagrams down below I have included a wiring diagram of your vehicle's cooling fan circuit. Please check the highlighted wire for an open. I have included instructions for hoe to do this as well in the diagrams down below. Please get back to us with what you find out.
Images (Click to enlarge)
Sunday, June 16th, 2019 AT 4:47 PM