Boat Battery Cables Get Hot When Cranking

Then the motor isn t starting and your over heating the cables by using the starter too much.

Boat battery cables get hot when cranking.

If the wires are getting hot but the engine isn t turning over then the starter is bad or the big wire going to the starter is shorted. When i go to start it it starts perfect when cold but after it has been running and i go in to start it it cranks very slowly. The wire that goes from the sylinoid to the starter is so hot you. Something is draining the cranking battery and i cant figure it out.

As the others have stated the starter draws a large amount of current from the battery. Although some of the wiring problems are fixed switches not working. When even two 12 volt batteries in parallel can t get the job done or if you re the aaa emergency service vehicle that must by hook or by crook start anything it s. For very long cables for example 15 foot long battery cables to relocate your battery go one size larger.

I m having a problem with starting my car. A bad ground too much resistance will cause hot wires. If wires get hot when you try to start it and the motor is spinning over. The battery posts get very hot along with the cables and the starter itself.

Most of the cost is the ends and labor. Going up a size or 2 is worth it in the long run. Your order may be eligible for ship to home and shipping is free on all online orders of 35 00. Order deep cycle marine batteries for your vehicle and pick it up in store make your purchase find a store near you and get directions.

One year and two completely dead new cranking batteries. The manufacturers make stock battery cables as small as possible but still get the job done. Bad starter bushings will cause too much voltage draw when operating the starter resulting in hot starter windings and battery cables. Cranking a motor to try and start it for over 30 seconds will make everything too hot.

It s the biggest electrical load placed on the battery. I recommend building cables larger than stock. When i got it winterized last year at the local marine shop they fixed the wiring problems for 250.