can a ignitioncoil drain battery turn key on and battery goes dead
Oct 26, 2012 at 3:53 PM
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CARADIODOC
✓Experienced Mechanic
34,413 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??