Why Does My Positive Battery Cable Get Hot. The negative cable gets so hot it has started melting the cable into the battery. Battery post is very clean no corrosion.
The cable heating up is due to the resistance of a large amount of current traveling through it in a short period of time making sure that the cable connections are clean and free of. The red lead goes to the positive battery terminal while the black goes to the negative terminal. Up to 20 cash back Especially check the voltage drop between the positive post of the battery and the wire terminal connector to it.
Set your multimeter to 20VDC.
The biggest reason a battery terminate or connection would get hot is the connection is lose. The terminals on a lead acid battery can even melt from the heat. That along with the high amount of power it is using to try and start will make it get very hot. Swap out the battery and youll probably be golden.
