See also:

Checking the coolant level
Only check the coolant level when the vehicle is on a level surface and the engine has cooled down. – Turn the SmartKey to position 2 (Y page 139) in the ignition lock. On vehicles with KEYLES ...

Introduction
SRS consists of: - the SRS warning lamp - air bags - air bag control unit (with crash sensors) - Emergency Tensioning Devices - belt force limiters SRS reduces the risk of occupan ...

Roadside Assistance button
•► Press and hold Roadside Assistance button 1 for more than two seconds. This initiates a call to the Mercedes-Benz Customer Assistance Center. The indicator lamp in Roadside Assistanc ...