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 tray cover 1 opens.
When doing so, do not hold cover 1 shut.
- Remove battery tray cover 1.

- Repeatedly tap the SmartKey against your
palm until battery 3 falls out.
- Insert the new battery with the positive
terminal facing upwards. Use a lint-free
cloth to do so.
- Make sure that the surface of the battery is
free from lint, grease and all other forms of
contamination.
- Insert the front tabs of battery tray
cover 1 and then press to close it.
- Insert the mechanical key into the
SmartKey.
- Check the function of all SmartKey buttons
on the vehicle.
See also:
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Important safety notes
WARNING
Grains of sand, particles of dirt and other
abrasive materials can enter the brake
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After the brakes have ...
External authorization
If COMAND does not detect your
Bluetooth® device, this may be due to
particular security settings on your
Bluetooth® device. In this case, you can test
if your Bluetooth® device can find COMAN ...
