1jz swap my one and only problem.

[kietlander]

well i plug everything up, add fluids. and when i go to plug the battery, the car STARTS ON ITS OWN. y does this happen? how can i fix it. please get back to me asap. thanx.

[Kaiser]

There are two wires that go to the starter. The 12v direct from the battery and the relay wire from the ignition switch. Somehow these wires are crossed or fused together.