The reasons and solutions of Huawei's car charging 66 watts fast charging and some can not be charged;
for the following reasons
1. When charging, the voltage is unstable, resulting in no charging
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When the power is turned on, the mobile phone or other smart electronic products will generally open the power monitoring and detection program. If the program detects that the vehicle flush voltage is unstable, it prohibits the flush. When using the seat, there will be no program for detection, it is recommended to use the usb interface of the car audio computer system to charge, whether it is a line or a seat.
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2, check whether the car charger parameters meet the charging requirements
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Check the output voltage and current of the car charger, whether it supports its own digital products. Some parameters do not meet, such as the output current for 1A car to charge the tablet computer, it is not rushed into the electricity. This is caused by insufficient current, and a high-power car charger needs to be replaced.
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3. Check whether the contact of the car charger is in good contact
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The contact design of some car chargers is unreasonable, and there will be poor contact during the driving process, which leads to the discovery that there is no charge after arriving at the destination.