WARNING   WARNING:  Do not adjust the driver seat or seat backrest when your vehicle is moving. This may result in sudden seat movement, causing the loss of control of your vehicle.
WARNING   WARNING:  Do not place cargo or any objects behind the seatback before returning it to the original position.

The power seat controls are on the door.
30-Way Seat Controls
Power Seat Controls on Door
AMemory Function.
BHead Restraints.
CUpper Seat Backrest.
DMulti-Contour.
ESeat Cushion Adjustment.
FPower Seats.
GRecline.
Adjusting the Power Seats
Power Seats
24-Way Seat Controls
10-way Power Seats Control
AMemory Function.
BRecline.
CPower Seats.
DLumbar.
Adjusting the Power Seats
Adjusting the Power Seats
Adjusting the Power Lumbar
Power Seat Backrest Adjustment
Adjusting the Length of the Seat Cushion (If Equipped)
Power Seat Forward/Backward Adjustment
Press the top of the control to adjust the left side of the cushion.
Press the bottom of the control to adjust the right side of the cushion.
Adjusting the Multi-Contour Front Seats With Active Motion (If Equipped)
Note:   The engine must be running or the vehicle must be in accessory mode to activate the seats.
Note:   Allow a few seconds for any selection to activate. The seat backrest and cushion massage cannot function at the same time.
Memory Seat Button
  Massage Mode  
A   Massage intensity increase  
B   Massage feature selection  
C   Massage intensity decrease  
D   On and off  

You can also adjust this feature through the touchscreen.
Menu Icon  Press the Menu Settings icon, then Vehicle. Choose Multi-Contour Seats.
When switched on, the system displays directions for you to adjust the lumbar settings in your seat or to set the massage function.
To access and make adjustments to the lumbar setting:
  1. Choose the desired seat to adjust.
  1. Press the + or - to adjust the lumbar intensity.
To access and make adjustments to the massage setting:
  1. Press the Menu Settings icon, then Vehicle. Choose Multi-Contour Seats.
  1. Choose the desired seat to adjust.
  1. Press OFF, Low or High.

2018 Continental Owner's Manual