Ford Transit 2.0 TDCI 2005

Hello everyone I have a Ford Transit truck that does not start from one moment to the other, it gives contact the travus turns on but the engine does not rotate, the board does not go out when you turn on, it passes the current with another truck and nothing only sounds like the relay that is on top of the glove compartment, remove the starter and try it with some cables and it works but once mounted it does not give anything, the ground cable is connected ...