The battery cables can spark if the cables are installed in the improper order. When attaching the battery cables, place the positive cable on first and then the ground cable. ... Also, the ground, or negative cable, should not be touching anything metal while the positive cable is hooked up.

Is negative terminal spark normal?

Any arcing is caused by amperage flow, slight arcing is normal. If you are getting excessive arcing when touching the - battery cable to ground or - post that means an electrical component in the system is powered on that should not be on or an electrical component or wire is shorted.

Will a dead battery spark?

Bet you didn't think a dead battery could create that, huh? Typically, when a person jumpstarts a car, sparks can occur. That's why it is recommended that you connect the negative jumper cable to the vehicle body and not the negative post of the battery.