Important safety notes
Have the batteries changed at a qualified specialist workshop.
WARNING
Batteries contain toxic substances.
Swallowing batteries can lead to serious
health issues or death.
Keep batteries out of the reach of children.
Seek medical attention immediately if a
battery is swallowed.
WARNING
The SmartKey batteries contain perchlorate
material, which may require special handling
and regard for the environment. Observe
government disposal guidelines. California
residents, see www.dtsc.ca.gov/HazardousWaste/Perchlorate/index.cfm.
See also:
Towing the vehicle with the rear axle
raised
Only possible on vehicles without
4MATIC.
When towing your vehicle with the rear axle
raised, it is important that you observe the
safety instructions
The ignition must be switched off if you ...
Setting the rear-compartment airflow
using the front control panel
Turn the SmartKey to position 2 in the
ignition lock.
Activate the rear compartment
function via COMAND.
The rear-compartment climate control can
be controlled via the front control panel
...
Vehicles with automatic transmission
Apply the parking brake firmly.
Shift the transmission to position
P.
Using the SmartKey
Turn the SmartKey to position 0
in the ignition lock and remove it.
The immobilizer is activated.
...