There are 2 ways for Xhorse VVDI Key Tool Plus daily fast charge: charging via type C port, or connect OBD port with a vehicle. Both are designed for long-time use Key Tool Plus Pad anytime or anywhere.
But for some specific vehicles, its operating current & voltage will reduce to be lower while charging via OBD. This may cause the vehicle fail to identify smart card or learn key information. In this case, we should have to close fast charge button on Key Tool Plus to recovery the function.
Where to close fast charge button:
Immo programming >> More functions >> Fast charge
Through turning off the fast charge button, the recognition and signal of the sensing area will return to be normal when key matching on vehicle. Most vehicles do not need to close the button. But for very few vehicles may need in case it was unable to identify the key.
Technical support: www.vvdishop.com