What To Do When Car Won’t Start With New Battery?

You just installed a new battery due to your old one getting damaged, but your started facing another set of problems. That may include the new battery being faulty, or the car not starting with the new battery in connection. So, if you just install a new battery in your car and your car is not starting with this new battery, this article is just for you. Problems in a car when you put a new battery inside the car and it does not start can be due to various reasons. Let’s discuss those reasons and how you can fix those problems so that your car not only starts but runs with that battery.

Understand The Car’s Battery

A battery is required to operate a starter motor which is operated with the help of electrical power. It is a rechargeable battery that is used to supply electrical current to a vehicle’s electrical components. apart from starting the engine, it’s one of the major components of an automobile charging system, as it stores currently for further usage.

An automotive battery is of different kinds but there are common ones used in vehicles. A wet cell battery is used. it contains six-cell, which each of which is lead storage consisting of alternate plates. The plate is made of a lead grid filled with sponge lead.

Modern vehicles including the gasoline and diesel type make good use of a battery. Their starting power uses at least 3 percent of the battery power, so the automotive battery is designed to deliver maximum current for a short period of time. Though electric and hybrid cars also make good use of a battery, but of a different type.

Why Would You Replace A Battery

If your battery was damaged and this can be due to the reasons listed below, and you might need to replace your battery.

  1. If your cell is Short-circuited, due to the failure of the separator between the positive and negative plates
  2. Short-circuited cell due to a build-up of shed plate material below the plates
  3. After a long period of disuse in a low- or no-charge state occurrence of sulfation
  4. Corroded positive and negative terminals
  5. Broken internal connections due to corrosion or other factors
  6. Broken plates due to corrosion and vibration
  7. The battery case is damaged
  8. Low level of electrolyte

Why Your Car Doesn’t Start With New Battery?

When looking at why your car won’t start after a new battery installed, it is important to keep in mind the varying functions that each component has in your vehicle. The most common components are the alternator and the battery itself. Your car might not start for various reasons. However, if you just got a new battery but your car still won’t start, the lack of performance could be due to other reasons, like a faulty alternator. Let’s see the most common car won’t start symptoms and how you can troubleshoot why you are experiencing a “car won’t start after the new battery is installed” condition.

1. When You Turn The Key Your Car Is Silent

If the vehicle starts as soon as you turn on the engine, you need to check the cables on the new battery. If your car is silent as you turn the key, check the battery terminal cable connections to see if there are any loose connections or damaged wires.

2. You Hear Clicking Noise But The Car Won’t Start

If you install the battery improperly, you will eventually realize that your car is making clicking noises but it won’t start. Or in some cases, mechanics might have installed a dead battery in your car during a replacement which is causing the clicking sounds.

3. Your Car Makes Cranking Noise, But It Won’t Start

Analyze the fuel filter, the fuel lines, and the fuel injector that is the fuel supply of the engine which can cause the car not to start but make noises. But in case they are all in good condition you may inspect faults in the spark plugs and see if they are sending electrical sparks or not. Also, check whether the timings of your ignition are correct or not.

What You Can Do To Fix This?

A number of ways are listed below that you may try to get your car fixed.

  • Find the location of the fuel pump relay in your owner’s manual or on the fuse box cover. When you yank the fuel pump relay straight up you will find another really with the same part number and swap it with the fuel pump. Push the fuel pump into the socket. Afterward, you may try to start the engine.
  • If your car won’t start, try smacking the bottom of your fuel tank for a while with the heel of your shoe to jar the fuel pump motor. Now, try starting the vehicle.
  • If you feel your engine is flooding that you can guess with smelling the gas you will have to unflood the engine.  Press the accelerator pedal to the floor and hold it there while you crank the engine.

But still, if you are unable to start your car, you may call a mechanic to get your car fixed, because sometimes there are some issues that only an expert can solve. So call an automobile expert and ask him for his opinion on the issues with your car and make him do the work for you.


In conclusion, if you have recently replaced your old battery with a new one and your car is not starting at all that may be due to certain reasons that were mentioned above. Now, you also know what you can do when the car won’t start with a new battery, so go get your car fixed. But still, if you are facing some issues with your car after installing a new battery you may visit an automobile garage which will help you to troubleshoot the problems and fix them for you.

Hopefully, all your queries were resolved in this article, if not you may comment down below whatever doubts you are facing.

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