Checking the battery

•► Press the or

•► Press the button. or The battery is working properly if battery button.

The battery is working properly if battery check lamp 1 lights up briefly If battery check lamp 1 does not light up briefly during the test, the battery is discharged.

•► Changing the battery

You can obtain the battery at a qualified specialist workshop.

i If the SmartKey battery is checked within the signal reception range of the vehicle, pressing the button locks or or unlocks the vehicle. button locks or unlocks the vehicle.

    See also:

    Unlocking the driver's door (mechanical key)
    If the vehicle can no longer be unlocked with the SmartKey, use the mechanical key. If you use the mechanical key to unlock and open the driver's door, the anti-theft alarm system will be trigg ...

    General information
    The program selector button influences: • the drive program • the AIRMATIC or ABC suspension settings • the engine management Program selector button Program selector button on AMG vehi ...

    Driving safety systems overview
    In this section, you will find information about the following driving safety systems: • ABS (Anti-lock Braking System) • BAS (Brake Assist System) • ESP® (Electronic Stability Program) • EBD ( ...