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What is the charge warning light on a Subaru?

The charge warning light on a Subaru vehicle is an important indicator that alerts the driver to an issue with the vehicle's electrical charging system. This light, often represented by a battery symbol, illuminates when there is a problem with the alternator or other components responsible for charging the battery while the engine is running.


What the Charge Warning Light Means


The charge warning light on a Subaru indicates that the vehicle's electrical system is not properly charging the battery. This can be caused by a variety of issues, including:



  • Alternator Failure: The alternator is responsible for generating the electrical current that charges the battery while the engine is running. If the alternator is not functioning properly, the battery will not receive the necessary charge, causing the warning light to illuminate.

  • Loose or Damaged Alternator Belt: The alternator is connected to the engine via a belt. If this belt becomes loose or damaged, the alternator may not be able to generate enough power to charge the battery, triggering the warning light.

  • Battery Issues: In some cases, the charge warning light may be triggered by a problem with the battery itself, such as a dead or failing battery that is no longer able to hold a charge.

  • Wiring Problems: Issues with the wiring or connections between the alternator, battery, and other electrical components can also cause the charge warning light to illuminate.


If the charge warning light illuminates, it is important to have the vehicle's electrical system inspected and repaired as soon as possible to prevent further damage to the battery or other components.


Troubleshooting the Charge Warning Light


If the charge warning light on your Subaru illuminates, there are a few steps you can take to troubleshoot the issue:



  • Check the Alternator: Use a voltmeter to test the alternator's output voltage. If the voltage is not within the normal range, the alternator may need to be replaced.

  • Inspect the Alternator Belt: Visually inspect the alternator belt for signs of wear, cracks, or looseness. If the belt is damaged or loose, it will need to be replaced.

  • Test the Battery: Use a battery tester to check the condition of the battery. If the battery is not holding a charge, it may need to be replaced.

  • Check the Wiring: Inspect the wiring and connections between the alternator, battery, and other electrical components for any signs of damage or corrosion.


If you are unable to identify and resolve the issue causing the charge warning light to illuminate, it is best to have the vehicle inspected by a qualified Subaru technician who can diagnose and repair the problem.

How do I fix my charging system warning?


Check the Battery Terminals: Examine the battery terminals for corrosion or loose connections. If you notice any issues, you can try cleaning the terminals and tightening the connections if it's safe to do so. Seek Professional Help: In most cases, the “Check Charging System” requires professional attention.



Can I drive with a charging system warning light?


Driving with your battery/check charging system light illuminated could leave you stranded. If your vehicle has a failing battery, faulty alternator or bad wiring, it could stop working at any time. Make an appointment with your mechanic before your car puts you on the side of the road.



What does it mean when the charge light comes on?


Your battery light, also called the dashboard battery indicator, is designed to let you know about an issue with your vehicle's battery or charging system. It could indicate that your battery is damaged or worn out, or that the charging system is malfunctioning in some way.



What does the charging symbol mean?


The symbol you are describing, with a lightning bolt enclosed within a circle on the cellphone battery indicator, typically represents that the device is currently plugged into a power source and is charging.



What does battery light on Subaru mean?


Ignoring this warning light could lead to power failure, engine stalling, and the possibility of being stranded in the middle of the road. The battery light indicates a problem with the vehicle's electrical system, which could be caused by a faulty alternator, a broken alternator belt, or a bad battery.



What are the signs of a bad alternator?


How Do You Know if a Car Alternator is Bad?

  • Trouble starting your car.
  • Frequent stalling.
  • Whining or screeching noise after the vehicle starts.
  • Dim or overly bright lights.
  • Smell of burning rubber or wires.
  • Dead battery.
  • Battery dashboard warning light is on.



What causes the battery warning light to come on?


If your car's battery light is on, it could mean several things. The most common cause is a weak or dead battery that needs to be replaced. To determine if this is the case, you should first check your battery life with a voltmeter. If the reading is below 12 volts, then the battery needs to be replaced.



Can I drive my car with the battery light on?


Is it safe to keep driving with the battery light on? It's not safe to drive for long with the battery light on. It indicates a problem with the charging system that could lead to a breakdown.



What does the charging system warning light mean?


The charging system warning light comes on when there is a problem with the electrical charging system or when the igni- tion switch is turned on with the engine not running. If the light comes on while driving, stop and check to see if the alternator belt is loose or broken.



What is the charge symbol on the dashboard?


Battery Alert Light
When the battery symbol is illuminated, it means there is an issue with the vehicle's charging system. The issue could be directly related to your car battery, or it could be an indication that you have a corroded battery cable, a worn alternator, or another electrical fault in the system.


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.