See also:

Automatic deactivation during forward travel
The system switches off when a certain driving distance or speed is exceeded. Switch the system back on if necessary. ...

Charging the battery
In the vehicle, only charge the battery via the terminals, in the engine compartment with the engine off. ...

Programming
Programming 1. Memory buttons 2. LED Fixed-code hand-held transmitters 1. Switch on the ignition, refer to page 61. 2. Initial setup: Press both outer memory buttons 1 for approx. 20 seconds ...