Automatic engine start
The engine is started automatically if you:
- release the brake pedal when HOLD is not
activated and the transmission is in
position D or N
- shift the transmission to position R
- depress the accelerator pedal
- have switched off the ECO start/stop
function by pressing the ECO button
- switch to drive program S, S+ or M
- unfasten your seat belt or open the driver's
door
The engine is also started automatically if:
- the vehicle starts to roll.
- the brake system requires this.
- the system detects moisture on the
windshield when the air-conditioning
system is switched on.
- the charge level of the battery is too low.
- the driver's seat belt is removed or the
driver's door is opened.
See also:
Folding the seat backrest back
•► Move the driver's or front-passenger seat
forward if necessary.
! Make sure that the seat belt does not
become trapped when folding the rear seat
backrest back. Otherwise, it could b ...
PRE-SAFE® Brake
PRE-SAFE® Brake is only available in vehicles
with DISTRONIC PLUS.
Observe the "Important safety notes"
section
PRE-SAFE® Brake can help you to minimize
the risk of a frontal collisi ...
Problems with the seat ventilation
The seat ventilation has switched off
prematurely or cannot be switched on. The
vehicle's electrical system voltage is too low
because too many electrical consumers are
switched on.
- Switch ...
