How to install lumbar support for BMW ?

How to install lumbar support for BMW 

1 Release the two buckle and remove seat back side panel .

2 Move upwards to remove the the panel.

3 Be careful that ambient light lamp behind the panel. Take off the lamp adaptor. 

4 Remove the seat plastic adjustment part.

5 Install our plasma lumbar kits to the original adjustment part. 

6 Switch power cable to control box which under the seat.

7 Run the power cable of control box to back side of seat.please follow original harness .

8 Run the CAN cable to power cables position and connect it follow below PIN definition diagram 

 9 install the adjustment parts which with our kits and connect it to original plug .

10  Install the air bag to the back of seat

11 PLug and play the harness

12Fix the motor and control box ,Recover original car seat