Activation conditions
You can activate the HOLD function if:
• the vehicle is stationary.
• the driver's door is closed or your seat belt is fastened.
• the electric parking brake is released.
• the hood is closed.
• the transmission is in position R, N or D.
The trunk lid must be closed in position R.
• DISTRONIC PLUS is deactivated.
See also:
Important safety notes
DSR is an aid to assist you when driving
downhill. It keeps the speed of travel at the
speed selected on the on-board computer.
The steeper the downhill gradient, the greater
the DSR braking eff ...
Displaying service messages
Switch on the ignition.
Press
or
on the steering wheel
to select the Service menu.
Press
or
to select the ASSYST
PLUS submenu and press
to confirm.
The service due date a ...
Important safety notes
The coolant is a mixture of water and
antifreeze/corrosion inhibitor. It performs
the following tasks:
• corrosion protection
• antifreeze protection
• raising the boiling point
The engine coo ...