The most common reason that your battery light is flashing is that your charger is not giving a full charge. You typically notice this flashing problem when your golf cart battery is hooked up to the charger.
Golf Cart Battery Light Troubleshooting (Step-By-Step Guide)
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It means your battery has taken over to keep the electronics working. As soon as the output from the alternator drops to a certain fairly low level, the battery light flickers. As simple method to check if it is the alternator is to park the vehicle and let the engine idle, and the light gets a little brighter.
What Will Cause My Battery Light to Flicker? - It Still Runs
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One Red Flash = Charge Enabled Fault. ... Two Red Flashes = Battery Voltage Fault. This results from too much voltage or not enough. If the golf cart's battery bank is less than 36.0 volts or more than 67.2 volts you may get this fault.
Flashing Lights on Ezgo Charger – Delta Q QE - Battery Pete
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If you see a red light, your battery is fully discharged. If the red light is flashing, there isn't enough power to turn on. Charge your phone for at least 30 minutes before restarting. If you don't see a battery icon or red light after you plug in your phone, the issue could be with your screen.
Fix an Android device that won't charge or turn on - Google Support
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