Yes! You can buy trickle chargers that work through the cigarette lighter.
Typically that means that the alternator is not functioning properly and is unable to maintain the battery charge. Many auto parts retailers will test the charging system for you, free of charge. If the battery light is on, have the charging system tested immediately, before your battery goes dead and you are unable to start the car.
When charging a car battery, the red positive cable should be connected first.
charging system not charging battery with new batttery, alternator and fuel pump. what will make that happen ?
Yes. The charging causes a chemical change in the electrolyte of the battery.
only if the car your using to charge the other on is not started
No
No.
No
Yes, as long as the charging system is is good working order.
The car will then be unable to start.
No
no