See also:

DISTRONIC displays in thespeedometer
When DISTRONIC is activated, one or two segments in the set speed range light up. For design reasons, the speed displayed in the speedometer may differ slightly from the speed set for DISTRON ...

Changing the battery
You require a CR 2025 3 V cell battery. Take the mechanical key out of the SmartKey. Press mechanical key 2 into the opening in the SmartKey in the direction of the arrow until battery tra ...

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 must ...