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How to Solve the Problem of Car Charger Not Charging?

1 Answers

VanRuth

07/30/25 9:10am

Solutions for car charger not charging are as follows: 1. Unstable voltage during charging causing charging failure: When charging, mobile phones or other smart electronic devices usually activate charging monitoring and detection programs. If the program detects unstable voltage from the car charger, it will prohibit charging. However, when using a wall charger, there is no such detection program. It is recommended to use the USB interface of the car audio computer system for charging, whether it's cable charging or wall charging. 2. Abnormal power supply from the cigarette lighter itself: If multiple car chargers and mobile phones cannot be charged normally in the car using the car charger, it is necessary to check whether the car fuse has any issues. 3. Check if the car charger parameters meet the charging requirements: Check the output voltage and current of the car charger to see if they are suitable for digital products. Some parameters may not meet the requirements, such as a car charger with an output current of 1A failing to charge a tablet. This is due to insufficient current, and a higher-power car charger is needed.

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