How To Safely Jump Start A Car Without Another Car: Step-by-Step Guide

Jump Start A Car Without Another Car

It is the worst situation when your car stops in the middle of nowhere due to a dead battery and it makes the situation even worst when you don’t have another car or jump leads. You might call your friend for assistance, but it is not good relying on your friends and take their kindness all the time for jump-starting the car.

Therefore, it is very important to know this essential skill of jump-starting the car without another car with a dead battery, including a portable jump starter. In my last article, I comprehensively explained how you can jump-start a car with another car. But, in this article, we will discuss how to jump-start a car without another car.

In this incredibly amazing and powerful article, you are going to learn how to jump-start a car with a dead battery without another car easily and quickly with pictures. 

Related Post: Car Starting System, Diagram, Working, Components, Function

How Do Car Batteries Work

Automobile batteries are rechargeable devices that supply electrical energy to start your car. They store chemical energy in the form of lead-acid cells that convert chemical energy to electrical energy when the car is started. When the battery is weak, the car won’t start, but it can be jumped with another car. In some cases, a car can also be jump-started using a portable jump starter.

Why Do Car Batteries Die

Automobile batteries can die for many reasons, such as leaving the lights or radio on, a faulty alternator, or not using a good battery. Automobile batteries can also die due to extreme temperatures, as they can reduce battery life. Cold temperatures can cause the battery to freeze, while hot temperatures can cause the battery to overheat and boil.

Potential Risks of Jump-Starting a Car Without Another Car

Jump-starting a car without another car may have some potential risks, such as:

  • Damage To The Battery: Using a portable jump starter with the wrong amperage can damage the battery or other electrical components in the car.
  • Injury: Portable jump starters are a way to jump start which carries a risk of electrical shock or burns if not used properly.
  • Incorrect Connection: Connecting the jumper cables to the wrong terminals or reversing the polarity of battery cables can cause serious damage to the car’s electrical system.
  • Failure To Start: If the battery is completely dead or the car has other mechanical issues, jump start a dead battery may not work.
  • Short Circuits: If the battery is damaged or leaking, jump-starting the car could cause a short circuit or even a fire.

To minimize these risks, it’s essential to read the instructions carefully and follow proper safety procedures when using a portable jump starter. If you’re unsure about the process to jump start your vehicle or the condition of your car’s battery, it’s always best to get your car to some professional for help.


The information provided in this article is intended as general information. Jumping a car battery without another car or performing any car-related maintenance or repairs can be dangerous and should only be attempted by individuals with the necessary expertise, knowledge, and tools. Readers are strongly advised to consult a qualified professional before attempting to jump-start your car without another car  or performing any car-related maintenance or repairs.”

Tools You Need

  • Safety Glasses & Gloves
  • Spanner or any other long tool
  • A Working Battery

How To Jump Start A Car Without Another Car


You can jump-start your car without another car by bridging two batteries using tools. In this fast method, a spare battery is linked together with a dead/flat battery to boost the power of the flat battery and deliver this power to the car to start it.

If the tip of the lead-acid battery is turned upside down, the chance is that you can spill out the acid from the battery, which can cause chemical harm to your hand as well as damage the car parts.

In case, you do not have a maintenance-free and spill-free battery to flip upside down, you can use the regular lead-acid battery to bridge with a dead battery by using tools such as a spanner. The best way to start a lead-acid battery is by putting it side by side with a dead battery, using tools to bridge the gap between a dead and boosted battery to provide your car enough charge.

Related Post: Starter Motor Diagram: Beginner’s Guide With Pictures

Step By Step Procedure Of Jump Starting The Car By Bridging Two Batteries Using Tools

The following are steps to learn how to jump start a dead battery.

Step 1. The first step jump-start your vehicle is to Get Everything Ready 

Opened Hood
Opened Hood

Park the car in a safe area. Open the hood. Bring the boost battery and put it aside from the flat battery.

Step 2. Link The Connections

Jump Starting The Car By Bridging Two Batteries Using Spanner
Jump-Starting The Car By Bridging Two Batteries Using Spanner

Bridge the gap by attaching the spanner or other tools to the red terminals of both boost and flat batteries. Similarly, attach the second spanner or other tools to the black terminals of both the boost and flat battery.

This is a Danger
You should hold the spanner firmly to both batteries otherwise it will get hot. A poor holding of the spanner can ignite the gasses produced by the battery.

Step 3. Power The Engine

Starting The Engine
Starting The Engine

Now you turn the ignition key to the start position, and the car should start. Let the car run for 15 to 20 minutes to charge the flat battery.

Another Way To Push Start A Dead Battery Without Another Car


You can also start the car through the bump/push method without another car by yourself pushing backward or forward. A bump/push start is a method of starting the car by pushing or pulling on a traffic-free road or downhill. Pushing the car or pulling the car is an easy method to start a dead battery.

In bump starting, the car is made to move while the transmission is engaged to the engine to spin and start it. Here is a guide about bump starting a manual transmission and automatic transmission car by yourself without using another car.

Related Post: Why Can’t I Jump Start My Car? Reasons & How To Fix It

How Long Do You Jumpstart a Dead Battery

Jump-starting a dead car battery can take anywhere from two to thirty minutes, depending on the conditions. Generally, it should take about five minutes to get the car going again. After the jumpstart of your car, it is recommended to drive for at least fifteen to thirty minutes for the battery to charge it fully.

On the other hand, if you do it yourself, it might take ten to fifteen minutes to recharge the battery. If the charging system of the car is in good condition and the battery is too dead to start, it should be necessary to give the battery thirty minutes of driving to bring it back to a full charge. It is essential to note that an automobile battery’s lifespan is usually between three to five years. Finally, the alternator usually takes around ninety minutes at above idle RPM to recharge a flat battery properly.

Advantages Of Jumping A Car Without Another Car

Jumping a car without using another car has several advantages:

  • Convenience: You don’t need to wait for another car to help you jump-start your car.
  • Portability: Portable jump starters or spare batteries are compact and easy to carry, making them perfect for emergencies. It gives the energy to jump start your car in case of emergency.
  • Safety: Boosting a car without external assistance eliminates the risk of damaging the electrical system of either vehicle.
  • Time-Saving: You don’t need to spend time searching for the help of another vehicle or waiting for someone to stop and help you.
  • Cost-Effective: Purchasing a portable jump starter can be a cost-effective solution compared to hiring a professional or replacing the battery.

Overall,  jump start your car without another vehicle can be a quick and easy solution to get you back on the road. However, it’s important to keep your car’s battery well-maintained to prevent future problems.

When Not to Jump-Start a Car: Scenarios to Avoid

Jump-starting a car can be a quick and easy solution when your vehicle’s battery is dead. However, there are some situations where if you try to start your car can be dangerous and even may cause the car further damage. Here are some scenarios where it’s best not to attempt to jump-start:

  • The Battery Is Damaged Or Leaking: If you notice any physical damage to the battery or if it’s leaking, do not attempt to jump your car battery without another vehicle. A damaged battery can cause a fire or an explosion.
  • The Battery Is Completely Dead: If the car doesn’t start and the battery is completely dead and has been for a while, jump-starting the car may not work, and the car will not start while attempting it. In this case, it’s best to replace the battery altogether.
  • The Cables Are Damaged: If the attaching cables you are using to jump-start the car are damaged, do not attempt to use them. Damaged cables can cause sparks, which can lead to a fire or an explosion.
  • The Alternator Is Faulty: If the car’s alternator is faulty, the jumpstart battery in the car may provide temporary relief, but the battery will quickly die again. In this case, it’s best to seek professional help.
  • The Car Has An Electronic Control Module: If the car has an electronic control module, attempting to jump start your vehicle can cause damage to the car’s electronics. In this case, it’s best for car owners to seek professional help.

If any of the above scenarios apply, it is good for your car to seek professional help instead of attempting to jump-start the car on your own. A professional can safely diagnose and fix the problem without causing any further damage to the auto parts.


In conclusion, jump starting a car without the aid of another car is a straightforward process. As long as you take the proper safety precautions, including wearing safety gear and disconnecting the battery cables, you can successfully power up your vehicle.


Can you jumpstart a car without another car?

Yes, you can start your car without another car by using a portable jumpstarter. A portable jump starter is a battery-operated device that can be used to start a car without the need for another car. The portable jump starter has a set of jumper cables. Connect your jumper cables to the battery terminal of the car that needs to be started. The other end of the cable is connected to the jump starter. The jump starter is then placed in the engine compartment of the car and turned on.

What are the best ways to start your car battery if you don’t have access to jumper cables? 

 If you don’t have access to jumper cables, the best way to jumpstart your car is to use a jump start battery pack or push start method. It is an easy way for you to ignite your vehicle battery.

What is the difference between using a jump box and jumper cables to jumpstart a vehicle battery?

A jump box is a portable battery that you can use to jumpstart your car, while jumper cables require access to another car’s battery.

How can you make sure your car has enough charge after a jump start? 

 You can allow the car with the jumper battery to run for a few minutes after your car has started to ensure your car has enough charge.

Can you jumpstart an automatic car using jumper cables?

No, you can’t jumpstart an automatic car using jumper cables. The process is the same as with a manual car.

What should you do after your car has started using the push start method? 

 After your car has started using the push start method, you should drive your car for a while to charge the battery.

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