When the vehicle is pre-heated, the following
functions are activated if required:
RClimate control system
RBlower
RSeat heating
If you have activated ionization via the multime-
dia system, it is activated together with pre-
entry climate control.
Activating/deactivating
Before "Pre-entry climate control via SmartKey"
can be activated, you must activate the function
using the on-board computer.
XTo activate: unlock the vehicle with the
SmartKey or KEYLESS-GO.
The climate control functions are activated
for up to 5 minutes for pre-heating and pre-
cooling.
XTo deactivate: "Pre-entry climate control via
SmartKey" deactivates automatically when
the engine is started.
The following functions remain active after the
engine is started:
RSeat heating (heating)
RSeat ventilation (ventilation)
RIonization
Problems with "Pre-entry climate control via SmartKey"
ProblemPossible causes/consequences and MSolutions
"Pre-entry climate con-
trol via SmartKey" can-
not be switched on or
has switched itself off.The condition of charge of the high-voltage battery is under the speci-
fied minimum condition of charge.
XStart the engine when the vehicle is at a standstill.
The engine powers the electric motor. The electric motor operates
as a generator. The high-voltage battery is being charged.
Further information on charging the high-voltage battery via:
Ra mains socket (Ypage 31)
Ra charging station (Ypage 35)
Ra wallbox (Ypage 34)
"Pre-entry climate control via SmartKey" has been started more than
twice with the engine switched off.
XSwitch on the engine and let it run for more than ten seconds.
XTry again to switch on "Pre-entry climate control via SmartKey".
Pre-entry climate control at time of
departure
Important safety notes
GWARNING
If persons, particularly children are subjected to prolonged exposure to extreme heat or
cold, there is a risk of injury, possibly even
fatal. Never leave children unattended in the
vehicle.
General notes
You can use the "Pre-entry climate control at
departure time" function to cool or heat the
vehicle interior if the engine is not running.
The "Pre-entry climate control at departure
time" function can be activated regardless of
whether or not the vehicle is connected to an
electric power supply. The condition of charge of
the high-voltage battery must be higher than the
specified minimum condition of charge, how-
ever.
When the vehicle is connected to an electric
power supply, priority is given to charging the
high-voltage battery to the specified minimum
charge. "Pre-entry climate control at departure
time" is only activated subsequently.
18Operating the climate control systems
Climate control
