Reserve display
A display in the instrument panel informs you about the remaining distance can be covered with the amount of fuel currently in the tank.

Reserve display
The reserve display appears approx.
1,000 miles/1,600 km before the tank is empty.
As soon as the reserve display has appeared in the instrument panel, have the diesel exhaust fluid refilled to prevent the engine from being unable to restart.
Diesel exhaust fluid at minimum

Diesel exhaust fluid at minimum
Even with a display of -- mls, the engine will continue to run, provided that it is not switched off, and all other operating requirements are met, e.g. sufficient fuel.
No engine start
Do not drive until the displayed remaining
distance runs out. Otherwise, it may not be possible
to restart the engine.◀
Incorrect fueling
The warning lamp
lights up:
The reservoir has been filled with an incorrect fluid.
Please contact your service center.
See also:
Maintaining current speed
Push, arrow 1, or pull, arrow 2, the lever to the
resistance point.
The car's current speed is stored and maintained.
It is displayed on the speedometer and
briefly in the instrument cluster.
O ...
Controls
At a glance
1 System on/off, interrupt
2 Resume speed
3 Store speed
4 Store, maintain/change speed
Switching on
Press the button on the steering
wheel.
The marking in the speedometer is ...
Coolant temperature
Should the coolant, and with it the engine, become
too hot, a Check Control message is displayed.
Check the coolant level. ...
