See also:

Switching on/off
The three red indicator lamps in the button indicate the heating level you have selected. If the battery voltage is too low, the seat heating may switch off. One or more of the indicator lamp ...

Changing the battery
You require a CR 2025 3 V cell battery. Take the mechanical key out of the SmartKey. Press mechanical key 2 into the opening in the SmartKey in the direction of the arrow until battery tra ...

Override feature for the rear side windows
WARNING When children ride on the vehicle's rear seats, activate the override switch. Otherwise, the children could be injured, e.g. by trapping themselves in the rear side window. •` ...