need help asap

[Drift-Freak]

i turn the lights on there bright dash lights are bright than when i go to turn the key to start the car it turns and turns lights dim to like nothing and it wont start

[KiLLeR2001]

Sounds like a bad battery to me, get it tested.

[Drift-Freak]

it was tested i need help with the wire harness

[Sileighty_85]

Bad ground, Bad battery/Starter connections