See also:

Clearing the programmed information
Individual buttons cannot be cleared. However, to clear all programming, press and hold the two outside buttons and release when the indicator light begins to flash (approximately 20 seconds). ...

Phonebook (phones with automatic phonebook download function)
NOTE: Phonebook commands are not available when the vehicle is moving. For phones that support automatic download of the phonebook (PBAP Bluetooth profile), the “Phonebook” command is u ...

Brake system
The brake system has two separate hydraulic circuits. If one circuit malfunctions, you will still have braking at 2 wheels. ...