How Long for Battery to Recharge After Leaving Keys in Ignition: What to Do If Dead
To recharge a car battery after leaving the key on, it takes 4 to 24 hours. Check the battery voltage with a multimeter; 13.2 volts means it’s almost full. You might jumpstart the car or charge it at 10A for 1-2 hours. Ensure the battery health is good for a successful recharge. If your battery … Read more