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:
Problems with the rear window
defroster
The rear window defroster has deactivated
itself prematurely or cannot be activated.
Switch off any consumers that are not
required, e.g. reading lamps or interior
lighting.
When the battery ...
Function restrictions
You will not be able to use the telephone, will
no longer be able to use the telephone, or you
may have to wait before using it, in the
following situations:
• when the mobile phone is switch ...
Notes for 4MATIC vehicles
Vehicles with 4MATIC must not be towed
with either the front or the rear axle raised,
as doing so will damage the transmission.
If the vehicle has transmission damage or
damage to the fron ...