See also:

Comparison with ordinary remotecontrol
The functions can be controlled by pressing the buttons of the remote control or Comfort Access. Unlocking Grasp the door handle on the driver's or front passenger door completely, arrow 1. This ...

Capacities
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Locking and unlocking
Pressing the buttons locks and unlocks the doors and the trunk lid when the front doors are closed, but they are not secured against theft. The fuel filler flap remains unlocked. ...