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:
Transfer case
This section is only valid for vehicles with 4-
wheel drive (4MATIC). Power is always
transmitted to both axles.
Performance tests may only be carried
out on a 2-axle dynamometer. The brake
s ...
Engine
Problem
Possible causes/consequences and •► Solutions
The yellow Check
Engine warning lamp
lights up while the
engine is running.
There may be a malfunction, for example: ...
Using the SmartKey
The SmartKey must be close to
the
driver's door handle.
Point the tip of the SmartKey at
the driver's door handle.
Press and hold the
button until the side windows and
the sliding sunro ...