Kia EV9 2023 Owner's Manual page 85

Vehicle safety controls
僅 Comfort Stretching can be turned off by pressing the switch for approximately 1 second
or longer during comfort stretching operation.
僅 Select [[Settings → Vehicle → Seat → Ergo-motion Seat → Comfortable Stretch]]
from the infotainment system to change the intensity and duration of the comfort
stretching feature.
- Intensity: Normal/Strong
- Duration: Short (10 min.), Normal (15 min.), Long (20 min.)
Posture assist
After about an hour of driving with the driver's seat belt fastened, the posture assist func-
tion automatically turns on and assists the driver's posture by adjusting the driver's seat's
hips and waist.
Operation
僅 Select [[Settings → Vehicle → Seat → Ergo-motion Seat → Posture Assist]] from the
infotainment system.
僅 If you press the seat adjustment switch (cushion support, lumbar support, bolster
adjustment device) while the posture assist function is operating, the operation stops.
Operating condition(s)
If both conditions below are satisfied, the posture assist function automatically operates to
assist the driver's posture.
僅 The vehicle is in ON position
僅 The driver's side seatbelt is fastened
Lumbar Stabilization System while driving
This function repeats the adjustment of the lumbar support in a regular pattern to reduce
back fatigue when driving continuously for a long time.
Operation
僅 Select [[Settings → Vehicle → Seat → Ergo-motion Seat → Lumbar Stabilization Sys-
tem While Driving (Off, 30 min, 1hour)]] from the infotainment system.
僅 If you press the lumbar support adjustment switch while the back protection function is
operating while driving, the operation stops.
Operating condition(s)
僅 Activates automatically after 30 minutes or 1 hour of continuous driving.
Walk-in seat (Passenger's seat) (if equipped)
To enhance the comfort of rear seat passengers, the position of the front passenger seat
and the seatback angle can be adjusted from either the driver's seat or the rear seat.
OMV023008
Operation
僅 Press the switch (1, 2) to adjust the seat forwards or backwards.
1 Seat cushion forward
2 Seat cushion backward
3 Seatback angle forward
4 Seatback angle backward
Seat
4 17