Key ring attachment .............................. 69
Mechanical key ...................................... 69
Overview ................................................ 67
Panic alarm ........................................... 68
Problem ................................................. 71
Unlocking setting .................................. 68
SmartKey functions
Deactivating .......................................... 68
Smartphone
see Android Auto
see Apple CarPlay
®
see Mercedes-Benz Link
see Telephone
Snow chains ............................................. 491
Socket (12 V) ............................................ 131
Cargo compartment ............................ 133
Front center console ............................ 131
Socket (115 V) .......................................... 132
Rear passenger compartment ............. 132
Software update ...................................... 355
Information .......................................... 355
Performing .......................................... 356
System updates ................................... 357
Sound
PRE-SAFE
®
Sound ................................. 49
Wheels and tires .................................. 490
Sound
see Burmester
®
surround sound system
see Sound settings
Sound settings ........................................ 449
Adjusting the balance/fader ............... 450
Adjusting treble, mid-range and bass
settings ............................................... 449
Automatic volume adjustment ............. 449
Calls up the sound menu ..................... 449
Information .......................................... 449
Spare wheel
see Collapsible spare wheel
see Emergency spare wheel
Special seat belt retractor ........................ 57
Specialist workshop .................................. 28
Speech dialog system
see Voice Control System
Speed index (tires) .................................. 506
Speedometer
Digital .................................................. 286
Standby mode
Activating/deactivating ....................... 195
Function .............................................. 195
Standing lights ......................................... 137
Start-off assist
see Optimized acceleration
Start/Stop button
Parking the vehicle .............................. 186
Starting the vehicle ............................. 162
Switching on the power supply or
ignition ................................................. 161
Start/stop function
see ECO start/stop function
Starting assistance
see Jump-start connection
Starting the engine
see Vehicle
Starting-off aid
see Hill start assist
Station
Deleting ............................................... 444
Direct frequency entry ........................ 443
Moving ................................................ 444
638
Index
