Jump past all the wiring and starter solenoid, hook a jumper cable to the BIG terminal on the starter, and touch the other end to positive on the battery. If it spins, search in here for testing the relay.
the relay isn't the problem, he has the gauge cluster removed and the ammeter isn't completing the circuit as all positive power runs through this before anything else inside the car gets power, had one crap out on me on the side of the road:angry7: