See also:

System self-test
After you have switched on the ignition, the system carries out a self-diagnosis. WARNING A malfunction in the system has been detected if one of the following conditions occurs:  - ...

Clearing the memory of the integrated garage door opener on the rear-view mirror
– Turn the SmartKey to position 2 in the ignition lock. – Press transmitter buttons 2 and 4. The indicator lamp lights up yellow. – Press and hold transmitter buttons 2 and 4 until the indicato ...

Hiding a service message
  Press the or button on the steering wheel. ...