You have got corroded battery terminals. Motor vehicle batteries Have a very good and also a unfavorable terminal (the two terminals that you simply link jumper cables to when leap-beginning a vehicle). Corrosion close to a battery terminal—a powdery buildup that’s commonly white, environmentally friendly, or blue—can hamper battery purpose. https://webcastlist.com/story19178086/a-review-of-change-car-battery-at-home-service