Mercedes-Benz S-Class Coupe Operator's Manual page 117

Steering wheel heating
Activating/deactivating
Turn the SmartKey to position 2 in the igni-
X
tion lock ( page 151).
Y
To switch on/off: turn the lever in the
X
direction of arrow : or ;.
Indicator lamp = lights up or goes out.
Vehicles without KEYLESS-GO: when you
remove the SmartKey from the ignition lock,
the steering wheel heating is deactivated.
Vehicles with KEYLESS-GO: when you switch
off the ignition and open the driver's door, the
steering wheel heating is deactivated.
Steering wheel
Z
115