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.