How To Start A Car With A Dead Battery

As a result of the pandemic, many Americans are not driving as much, leaving their cars parked for days or even weeks. When cars sit, their batteries drain. Newer vehicles, especially those with electronic systems that use energy even while parked, suffer the most from this problem. As a result, it is very hard sometimes to start a car so, people wanna know how to start a car with a dead battery, many drivers have been struggling to start their vehicles recently. According to AAA, jump-start service calls increased by 10 percent this past year, and residential jump-starts increased by 56 percent.

It used to be a simple matter to jump-start a car, but since they have become more complex, there are new risks, and you should take precautions if you do it yourself. Furthermore, you might want to think twice about asking a stranger for help on how to start a car with a dead battery.

Solution for dead car battery

The most common solution is to jump-start the battery with jumper cables and another vehicle when a vehicle dies. There is no guarantee this method won’t cause damage to the car if proper precautions aren’t taken,” says David Bennett. The attempt to jump-start a damaged or frozen battery, for example, could result in significant damage to the vehicle or worse, to individuals around the car.”

Consumer Reports’ lead battery tester, John Banta, warns you could damage a critical electronic component by not following the proper procedures. There’s also the issue of sparks and battery acid. A professional should be consulted.

“Due to the complexity of the electrical system in vehicles, it is essential to use the right tools and procedures to prevent expensive repairs,” says Ricky Hendan, senior tech training, and research analyst at AAA. Battery technology and types of vehicles are among the training that AAA service technicians receive. Additionally, they can access a database online for the appropriate procedure based on the make, model, and engine. Those who cannot start the old battery often carry replacements with them.

But some cars need to be taken to the dealer for a battery replacement because they require special computer resetting, according to David Trezza, senior test project leader at Consumer Reports. AAA can tow you to a dealer if a battery can’t be installed. Consumer Reports’ chief mechanic, John Ibbotson, suggests following your owner’s manual to the letter if you must jump-start your vehicle on your own. “These manuals provide step-by-step instructions on how to jump-start a car.” “If in doubt, seek help.”

Jumper cables usually come with clamps, and one is marked red for positive and the other black for negative. A positive battery terminal is marked with a (+), whereas a negative one is marked with a (-). Depending on how dirty your battery is, you may have to wipe some grime off to see them.

How to start a car with a dead battery?

Park the car you’ll use for jump-starting next to the one with the dead battery, far enough away that the cables can reach. Neither vehicle should touch the other.

  • Make sure the ignitions of both cars are off.
  • The first step is to clamp one end of the positive cable onto the positive clamp of the dead battery.
  • Connect the other end of the cable to the other battery’s positive clamp with a helper’s help.
  • Then connect the negative cable to the good battery’s negative terminal.
  • The other end of the negative cable should be connected to the ground on the vehicle with the dead battery. The setting could be the engine block or another metal surface away from the storm. While doing this, be careful not to touch the two ends of the cable together.
  • Start the rescue vehicle that provides electricity.
  • Begin to run the weak battery-powered vehicle. If it doesn’t start, make sure all your connections are tight and clean if necessary.
  • Let the car run for at least 20 minutes for the battery to recharge before shutting it off if it starts.
  • If it still doesn’t start, there might be another problem. Visit your local service station for assistance.
  • Reverse the order in which the cables were disconnected.

How can you tell whether the battery or alternator is dead?

Restart your vehicle. Your vehicle’s alternator is probably unable to recharge the battery if you can start the engine, but it promptly shuts off. However, if you restart the car and it later struggles to restart its own, the battery is probably dead.

Can a dead battery still be used to operate a vehicle?

And to answer your question, a car can still run even if the inverter or battery is deceased (as long as even the battery maintains some capacity), but not when both are.

How to prevent a dead battery?

For the alternator to maintain the level of charge in the battery, the car must be driven frequently. Consider using a trickle charger or battery maintainer if you plan on parking your vehicle for an extended period. A drained battery can be recharged using these devices. Some models can recharge the battery and extend its service life.

Be diligent about servicing and replacing your car’s battery to avoid being stranded. He recommends having the battery load tested every two years in warmer climates. In cooler temperatures, he recommends having it tested every four years. This will let you know when to start looking for a replacement based on its ability to hold voltage while in use. Keeping your battery in good shape will prevent you from having to stretch every last start from it and risk becoming stranded.

Apart from this, if you are interested to know about weak car battery symptoms then visit our Tech category.


Is it possible for a battery to be too dead to jump-start? 

The battery cannot be too dead not to be jump-started.

Can a battery be too dead to jump-start?

Car batteries can become so dead that they can no longer receive a jump start. To cut to the chase and proceed to the meat of the matter, a “dead” car battery is usually an indicator of several factors, which almost always co-occur.

How long does it take to charge a dead car battery?                      

It will take approximately 10-24 hours to fully charge a battery with a typical charge amp of around 4-8 amps. However, if you want to boost your battery enough to start the engine, it would take about 2-4 hours, or you could use another vehicle to jump-start your battery if necessary.

What does that mean when your car won’t start, but the lights come on?

You can turn on your car’s headlights, but it won’t crank, which means that your battery is charged but either the starter or ignition is the problem. Using a charged battery, you can jump-start an engine if the starter or ignition is malfunctioning.