1 - Pressure regulator
2 - Height adjuster
To adjust the position of the lower part of the front seat back, an air cushion is installed in the seat back. When adjusting, it is necessary to set the key in the ignition switch to position 1 or 2.
Moving pressure regulator (1), set the required air pressure in the cushion.
Position 0 - no pressure.
Position 4 - maximum pressure.
The position of the convexity of the front seat backrest is set by the height adjuster (2).
Position E - top support.
Position A - lower support.
When the ignition is switched on, the last selected front seat backrest position is automatically set.