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:
Fuel requirements
Gasoline engines
Use only premium-grade unleaded gasoline.
The octane number should be at least 91.
Details can be found on the gas pump. The
octane number is the average value of the
Researc ...
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 y ...
Problems with the engine
Problem
Possible causes/consequences and
Solutions
The engine does not start. The starter motor can be
heard.
• There is a malfunction in the engine electronics.
• ...