Mercedes-Benz M-Class

M-Class is a 4-door, 5-passenger luxury sport-utility.
See also:
System self-test
After you have switched on the ignition, the
system carries out a self-diagnosis.
WARNING
A malfunction in the system has been
detected if one of the following conditions
occurs:
- the indic ...
Checking tire pressure electronically
– Make sure that the SmartKey is in position
2 in the ignition lock.
– Press the or
button on the
steering wheel to select the Serv. menu.
– Press the or
button to select
Tire Pressure.
...
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 trigge ...
