If your Xhorse VVDI Key Tool Plus can’t charge and can’t turn on anymore, the Key Tool Plus’ battery maybe something gone wrong.
There are two ways to check if your battery is faulty:
- 1st, you should Connect the device to a power supply tester and a car by OBD cable, to see if you can open it up.
If you cannot turn it on a bench or in the car. You need the second method
- 2nd, Disassemble Key Tool Plus to check the built-in battery connection of Key Tool Plus Pad are loose or broken.
PS: How to disassemble Xhorse VVDI Key Tool Plus step-by-step