How To Charge Battery While Driving. Some people like to use HV mode when driving on the highway and save EV miles for city driving. Normally when driving on the highway it would take 60 minutes an hour for the power unit to be charged.
When the probes touch the terminals while the car is off and the battery is resting the multimeter display should show a reading of 122 to 126 volts full charge. The charge line basically connects the electrical charge coming from the vehicles alternator tow vehicle or motorhome to the house batterys. Charging times vary by battery charger and vehicle.
How long the battery takes to charge while driving will technically depend on how much charge the battery had to begin with.
You will need a minimum of 1000 RPM. Remember maintaining a battery with a small draw is very small amount of current required every once in a while vs re-charging a dead battery which takes several amps for a long duration of time. Some people like to use HV mode when driving on the highway and save EV miles for city driving. Can you CHARGE LITHIUM BATTERIES with your ALTERNATOR.
