turbo876port

weird thing i just installed a new turbo on my car and that s all i did it sat for about a week didnt touch any wiring so now when i drive my car i hear and i can feel the fuel pump relay clicck and then you can hear that the fuel pump is off and the motor burn the rest of the fuel and dies it happens and then it wont happen for about a day i canot figure it out i have a gel cell battery and the volts are pretty good i replaced the relay and it still does it not sure whats up but it really anoying and the fact that i didint touch anything when i installed a new turbo