Can a ignitioncoil drain battery turn key on and battery goes dead
Friday, October 26th, 2012 AT 10:53 PM
1 Reply
CARADIODOC
MECHANIC
33,873 POSTS
Nope. It may if the ignition switch is left on but that's how the circuit works. When the ignition switch is off there should be no current going to anything under the hood. What led you to the coil?