Mercedes-Benz GLS Operator's Manual page 144

Driving
142
ignite if in contact with the exhaust system or
parts of the engine that heat up. There is a risk
of fire.
Carry out regular checks to make sure that
there are no flammable foreign materials in
the engine compartment or in the exhaust
system.
General notes
Vehicles with a gasoline engine: the catalytic
converter is preheated for up to 30 seconds
after a cold start. The sound of the engine may
change during this time.
Automatic transmission
Shift the transmission to position j
X
( page 148).
Y
The transmission position indicator on the
multifunction display shows j
( page 149).
Y
i
You can start the engine in transmission
position j and i.
Starting procedure with the SmartKey
To start a diesel engine: turn the SmartKey
X
to position 2 in the ignition lock
( page 140).
Y
The % preglow indicator lamp in the instru-
ment cluster lights up.
Turn the SmartKey to position 3 in the igni-
X
tion lock ( page 140) and release it as soon
Y
as the engine is running.
i
Vehicles with a diesel engine: you can
start the engine without preglow if the engine
is warm.
Using KEYLESS-GO to start the engine
The Start/Stop button can be used to start the
vehicle without inserting the SmartKey into the
ignition lock. The Start/Stop button must be
inserted in the ignition lock and the SmartKey
must be in the vehicle. This mode for starting the
engine operates independently of the ECO
start/stop automatic engine start function.
Depress the brake pedal and keep it
X
depressed.
Press the Start/Stop button once
X
( page 140).
Y
Vehicles with a gasoline engine: the engine
starts.
Vehicles with a diesel engine: preglow is
activated and the engine starts.
Starting procedure via smartphone
Observe the important safety notes on starting
the engine ( page 141).
Y
You can also start your engine via your smart-
phone from outside the vehicle. In this case, the
previously selected climate control setting is
activated. In this way you can cool or heat the
interior of the vehicle before starting the jour-
ney.
Only start the engine via your smartphone if it is
safe to start and run the engine where your vehi-
cle is parked.
Observe the legal stipulations in the area where
your vehicle is parked. Engine start via smart-
phone may be limited to certain countries or
regions.
You can execute a maximum of two consecutive
starting attempts via your smartphone. If you
insert the SmartKey into the ignition lock, you
can carry out two more starting attempts.
Once you have started the engine, you can
switch the engine off via your smartphone at any
time.
You can only start the engine via your smart-
phone if:
the SmartKey is in the ignition lock
R
park position j is selected
R
the accelerator pedal is not depressed
R
the anti-theft alarm system is not activated
R
the panic alarm is not activated
R
the hazard warning lamps are switched off
R
the hood is closed
R
the doors are closed and locked
R
the windows and sliding sunroof are closed
R
Also make sure that:
the fuel tank is sufficiently filled
R
the starter battery is sufficiently charged
R