Checking the battery

Checking the battery
Press the
or
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.
If the SmartKey battery is
checked within
the signal reception range of the vehicle,
pressing the
or
button locks or
unlocks the vehicle.
See also:
Selector lever
Overview of transmission positions
Selector lever in AMG vehicles with P button
P Park position with parking lock
R Reverse gear
N Neutral
D Drive
Transmission position and drive
...
General notes
USA only:
This device complies with Part 15 of the
FCC Rules. Operation is subject to the
following two conditions:
1. This device may not cause harmful interference, and
2. this device must a ...
High outside temperatures
If DEF heats up to over 122 °F (50 °C) for
extended periods, e.g. as a result of direct
sunlight on the DEF reservoir, DEF can
decompose. Ammonia vapors develop as a
result.
WARNING
When o ...
