BMW's Apple car key can be charged wirelessly, but its charging function is not directly related to the starting of the vehicle. Apple car key is mainly through NFC technology and vehicle communication, providing intelligent lock car, unlock car, start vehicle and other functions. If the Apple car key does not start the vehicle, it may be due to a lack of key power, a vehicle error detected, or a key malfunction. When using the Apple car key, it is necessary to pay attention to timely charging and maintaining the normal use of the key to ensure a safe and convenient use experience.