How to restore the battery when the car is dead?What to do when the car battery is dead

The more common way to restore the power of the vehicle battery is to use a charger. Generally, only professional maintenance organizations have chargers. Car owners can purchase chargers by themselves. When charging with a charger, the charging current should not be greater than twice the current of the battery. It is necessary to keep the voltage of the battery constant. If the charging current is too large, it will affect the service life of the battery.

The car battery is dead, and the manual transmission vehicle can be started by pushing the cart. The specific steps are:

1. You need to turn the key to the ignition position, which is the ON position, step on the clutch pedal with your left foot, and put down the handbrake;

2. Let the gear of the vehicle be in the first or second gear. There are many people behind the vehicle to push the cart. It will be difficult to operate when there are insufficient manpower. When the speed of the vehicle can reach 5 kilometers per hour, the left You can release the clutch pedal with your foot, you don't need to release it quickly, just release it slowly;

3. When the left foot releases the clutch pedal, the right foot needs to step on the accelerator pedal, so that the engine and the gearbox can be coordinated together, so that the vehicle can be started. After starting the vehicle, drive slowly, and wait until the power returns to normal Drive faster.

Vehicles with automatic transmission can restore power by charging two batteries. Use the power cord to connect the positive and negative poles of the battery of the charged vehicle and the positive and negative poles of the dead vehicle. The charged vehicle can charge the dead vehicle. In a few minutes or so, some power will be restored to the vehicle without power, so that the vehicle can be started.