See also:

Problems with the SmartKey
Problem You cannot lock or unlock the vehicle using the SmartKey. Possible causes/consequences and Solutions The SmartKey battery is discharged or nearly discharged. Try again to lock/unlock th ...

Lap evaluation
This function is only available if you have stored at least two laps and have stopped the RACETIMER. Press or on the steering wheel to select the AMG menu. Press the button repeatedly ...

SAFETY
The CLS550's two sets of lower Latch anchors make child-safety seat installation a piece of cake. There's no searching or digging for the anchors since they sit out in the open. Just flip the rubb ...