See also:

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

Deactivating/activating ESP® (AMG vehicles)
Activating/deactivating SPORT handling mode WARNING The SPORT handling mode should not be switched on during normal driving. Switching on the SPORT handling mode will result in the followin ...

Exhaust check
WARNING Inhalation of exhaust gas is hazardous to your health. All exhaust gas contains carbon monoxide (CO), and inhaling it can cause unconsciousness and possible death. Do not run the e ...