Steering Wheel; Adjusting The Steering Wheel; Problems With The Seat Heating - Mercedes-Benz GLA 250 2019 Operator's Manual

The three red indicator lamps in the button
indicate the heating level you have selected.
The system automatically switches down from
level 3 to level 2 after approximately eight
minutes.

Problems with the seat heating

Problem
The seat heating has
switched off prema-
turely or cannot be
switched on.

Steering wheel

Important safety notes
G
WARNING
You could lose control of your vehicle if you
do the following while driving:
adjust the driver's seat, head restraint,
R
steering wheel or mirrors
fasten the seat belt
R
There is a risk of an accident.
Adjust the driver's seat, head restraint,
steering wheel and mirror and fasten your
seat belt before starting the engine.
G
WARNING
Children could injure themselves if they
adjust the steering wheel. There is a risk of
injury.
Possible causes/consequences and M M Solutions
The on-board voltage is too low because too many electrical con-
sumers are switched on.
Switch off electrical consumers that you do not need, such as the
X
rear window defroster or interior lighting.
Once the battery is sufficiently charged, the seat heating will
switch back on automatically.
The system automatically switches down from
level 2 to level 1 after approximately ten
minutes.
The system automatically switches off approx-
imately 20 minutes after it is set to level 1.
Turn the SmartKey to position 1 or 2 in
X
the ignition lock ( page 125).
Y
To switch on: press button : repeatedly
X
until the desired heating level is set.
To switch off: press button : repeatedly
X
until all the indicator lamps go out.
i
If the battery voltage is too low, the seat
heating may switch off.
Never leave children unsupervised in the
vehicle.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. This
also applies for the Digital Vehicle Key if the
"Digital Vehicle Key" function is activated via
Mercedes me connect.

Adjusting the steering wheel

G
WARNING
If the steering wheel is unlocked while the
vehicle is in motion, it could change position
unexpectedly. This could cause you to lose
control of the vehicle. There is a risk of an
accident.
Steering wheel
Z
97