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Detection of drowsiness based on 70 parameters as standard
Thanks to an innovative technology, the new Mercedes-Benz E-Class has developed a highly sensitive means of monitoring its driver's attention level, and warns him of drowsiness in good time. This ...

Tire tread
WARNING Although the applicable federal motor vehicle safety laws consider a tire to be worn when the tread wear indicators (TWI) become visible at approximately 1/16 in (1.6 mm), we recomm ...

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 ...