Smart Key battery

See also:

Wet roads
WARNING After driving in heavy rain for some time without applying the brakes or through water deep enough to wet brake components, the first braking action may be somewhat reduced. You have ...

Important safety notes
RACE START is only available in AMG vehicles. RACE START enables optimal acceleration from a standing start. The precondition for this is a suitable high-grip road surface. WARNING RACE S ...

The electronic guardian angel: PRE-SAFE has a preventive effect
Occupant protection in the new Mercedes-Benz R-Class begins well before an accident. The Mercedes-Benz invention PRE-SAFE is able to activate preventive measures reflexively when it recognises the ...