Usb Car Charger Battery Drain

If you have a gps or something else plugged into it and turned on then yes after a day or two it could conceivably drain your car s battery.

Usb car charger battery drain.

The power draw of just the charger would be so small that you d have to leave your car parked for weeks for it to make any difference. If it is the original charger that came with the phone then the charger might be faulty or the current is not enough. If the phone is old then the battery is on it s way to the grave. To prevent your car phone charger from draining your car battery you should unplug your charger from the power source when it is not in use.

The difference between this and the linked post is that there is an led on the 12v plug that lights when power is supplied. If i were foolish enough to leave some power hungry appliance connected it could quickly drain the car s battery. An old battery is a reason of what drains a car battery what drains a new car battery. But that won t be from the led lights on your charger.

Changing a new battery is the right choice for you by going to the trustful garage. It ll be because things like the car s computer and evaporative emissions system draw power even when the car is parked. Even when it is not charging anything leaving the phone charger plugged in may drain the car battery and may deplete its power if the engine is not running which could leave you stranded or make for an. That means when the car is sitting parked with the engine off the usb charger is still drawing current.

Of course if you leave your car sitting for a month it s likely that the battery will get drawn down. This is related to is it okay to keep a usb charger plugged into the cigar lighter. Using some alligator clamps and a multimeter big mess o wires figured out much the usb charger draws in standby mode then figured out what effect if any it d have on a car s battery. Typically car batteries have a lifespan of 4 to 5 years.

I have a 12v charger that is connected to a phone dock with an integrated micro usb connector. So if you often face the drain car battery trouble it s probably the time for purchasing a quality battery. Posted by trivia genius at 9 53 am on july 26 2013. The digital clock in your car takes more power.