BMW 7 Owners & Service Manuals

BMW 7 Series: BMW display key- Display key battery

General information

Follow the following information:

  • If the charge state of the display key battery declines, the display is switched off automatically.

    The battery must be recharged so that the display can be switched back on. The operability of the standard buttons is retained until the battery is completely discharged.

  • Charge the battery for at least three hours before using the display key for the first time or if the key has not been used for an extended period.
  • The display key can be used while it is being charged via the USB port. If the battery is fully discharged, it may take some time before the display key can be used again.
  • Due to the large number of USB chargers available on the market, it cannot be guaranteed that every charger will function properly.

    The charging duration depends on the charger used.

  • Charging via the USB port may heat up the charger and the display key.

    Charging in the wireless charging tray may heat up the tray and the display key.

    At higher temperatures, the charge current through the display key may be reduced, and in isolated cases the charge process may be interrupted temporarily.

  • When inserting the display key into the wireless charging tray, make sure there are no objects between it and the wireless charging tray.

Safety information


When charging a device that meets the Qi standard in the wireless charging tray, any metal objects located between the device and the tray can become very hot. Placing storage devices or electronic cards, such as chip cards, cards with magnetic strips or cards for signal transmission, between the device and the tray may impair the card function. There is a risk of injury and risk of damage to property. When charging mobile devices, make sure there are no objects between the device and the tray.



Connect the display key via the micro-USB charging socket to a USB port.

In the center console

In the center console

  1. Open the tray cover.
  2.  Place the display key into the middle of the wireless charging tray in front of the cup holders.

    Ensure that the display is facing up.

  3.  Close the tray cover.


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