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Why wont my car start or have power?

If your car won't start or has lost power, there could be several potential causes. The most common issues include a dead battery, a problem with the alternator, a faulty starter, or an issue with the fuel system. Let's explore these potential problems in more detail.


Dead Battery


A dead or dying battery is one of the most common reasons a car won't start. The battery is responsible for providing the initial power to start the engine, and if it's not holding a charge, the car won't be able to start. This can happen if the battery is old, the alternator isn't properly charging the battery, or there's a drain on the battery from leaving lights or accessories on. To diagnose a dead battery, you can try jump-starting the car or testing the battery with a voltmeter.


Alternator Issues


The alternator is responsible for charging the battery while the car is running. If the alternator is not working properly, it won't be able to keep the battery charged, leading to a dead battery and the car not starting. Signs of an alternator problem include a battery that won't hold a charge, dimming headlights, or electrical issues in the car.


Starter Failure


The starter is the component that actually turns the engine over when you turn the key. If the starter is faulty, it won't be able to crank the engine, and the car won't start. You may hear a clicking sound or nothing at all when turning the key if the starter is the issue.


Fuel System Problems


Issues with the fuel system, such as a clogged fuel filter, bad fuel pump, or problems with the fuel injectors, can also prevent the car from starting. Without the proper fuel delivery, the engine won't be able to start or run.


If your car won't start or has lost power, it's best to have a mechanic diagnose the issue to determine the root cause and get your vehicle back on the road.

Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.