See also:

Cleaning the sensors
Location of the front sensors Location of the rear sensors The sensors must be cleaned regularly to ensure that they work properly. Clean them with water and a suitable car washing detergent. ...

Common functions: Remote key/ Personal Car Communicator (PCC)*
Personal Car Communicator (PCC)* Lock Unlock Approach lighting Trunk unlock/open Panic alarm ...

Detachable key blade
Each remote key or PCC contains a detachable metal key blade for mechanically locking or unlocking the driver's door and the glove compartment, and to enable the valet locking function. See pa ...