See also:

Remote vehicle unlocking
If you have unintentionally locked your vehicle (e.g. the SmartKey is still in the vehicle) and a replacement SmartKey is not available, the vehicle can be opened by a Mercedes-Benz Customer A ...

SRS warning lamps
SRS functions are checked regularly when you switch on the ignition and when the engine is running. Therefore, malfunctions can be detected in good time. The SRS warning lamp in the instrumen ...

Storing and maintaining the current speed
You can store the current speed if you are driving faster than 20 mph (30 km/h). •► Accelerate the vehicle to the desired speed. •► Briefly press the cruise control lever up 1 or d ...