why is my car not starting with jumper cables
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Here S How To Use Jumper Cables To Start A Car If It S Battery Is Discharged Dead Battery Jump A Car Battery Battery
Cheap jumper cables are 10ga wire which is not adequate to jump start a car.
. A completely dead or malfunctioning car battery could also cause it or it could occur with a defective starter or a malfunctioning neutral safety switch. My friends car died so I tried to jump it with my car and it was able to start while the cables were connected and my car was on but once we turned both cars off and disconnected the cables his car wouldnt start again. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy Safety How YouTube works Test new features Press Copyright Contact us Creators.
Its important to check the quality of your jumper cables. The starter isnt working. Similar symptoms will be experienced when you try to jump-start a dead battery but accidentally connect the jumper cables backward.
In some circumstances jumpstarting can cause dangerous power surges that can damage the ECU. The key may not even turn the ignition. No Need to Step Outside.
Jumpstarting a car should not cause damage to a car battery when performed correctly. Loose and corroded terminal connections can block electrical flow coming from the donor battery making the jump-start ineffective. Dashboard lights are off and everything is dead.
When a car battery is connected backward a fuse designed to protect vehicle electronics should blow. If you cannot jump-start your car the battery may be completely discharged or damaged. Since you said it starts with jumper cables it is most likely a bad battery.
Corrosion or damaged terminals prevent electricity from flowing freely through the cables and will prevent them from being able to start your car. The battery terminals are damaged or corroded. There are also several mechanical and electrical reasons why a car wont start when trying a jumpstart including the most frequent listed here.
Your vehicles starter is an electrical motor. The condition of your battery terminals plays a significant role in the jump-starting process. All you hear is.
Short or dead cell in the battery prevents starting even with a jump start. Have Auto Mechanics Come to You. Cables that light are only useful to connect a dead batter to the battery on a running vehicle and allowing the dead battery to charge for whatever time is necessary to charge it.
If your car wont start with jump its possible theres an issue with the connection or bad jumper cables. The error also could be choosing substandard cables. Anyone attempting to jump-start a vehicle first needs to learn how to do it correctly and safely.
That will determine if it is still good or not. That will eliminate most causes of smoke heat or melting jumper cables. If they are damaged or corroded badly they can prevent proper amperage draw for the starter.
Human error is the most common cause of jumper cables smoking heating up or melting while trying to jump-start a vehicle. Always follow the steps in your owners manual before jump-starting any vehicle. Lets assume your battery posts and terminals are clean so we eliminate the corrosion issue.
If it is then you need to start looking at the battery leads large gauge wires that go to ground and to the starter. It is important you connect the positive and negative cables correctly and make sure the car batteries have the same voltage usually 12V. You connect the jumper cables and you still cant get the starter to crank.
If your battery is empty no amount of time hooked up to the jumper cables will make the car start. 7 Days a Week. Rod-Knox September 5 2017 532pm 2.
We made sure to let it sit for a while to give his battery a chance to charge but each time it would go back to making a. What I would suggest is to have the vehicle scanned with a scan tool and see if you are able to communicate with the PCM and other modules. If your car does not start by jump-starting you may have a problem with your starter alternator or another component of the electrical system.
There is no way I can tell you for sure what is causing the vehicle to not start because when you reverse the polarity of the electrical system it damages the sensitive components such as the PCM. A bad or broken starter is another common reason why your car may not be starting even with a jump. Charge the battery and clean the terminals and cable connectors to ensure good contact.
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