po bypassed fuel pump for some reason i do not know and there is a switch in truck that i guess turns pump om and it also turns the power on to truck then i can crank it with key but dash and radio doesnt come back on till i turn key is there a way i can fix it back to original factory? there are a couple of wires spliced at connector for the fuel pump and rear light harness that connects directly to the engine harness with a gray plug want to be able to have it back to factory