See also:

General information
The ECO start/stop function is only available for the S 63 AMG. The ECO start/stop function is only available in drive program C. The ECO start/stop function switches the engine off automatica ...

General notes
USA only: This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1. This device may not cause harmful interference, and 2. this device mus ...

Restoring the factory settings
Press the and buttons simultaneously for approximately six seconds until the battery check lamp flashes twice. ...