Power Adjustable Steering Column Control Module -J866-

18-pin connector -T18c- 

Fig 1: Power Adjustable Steering Column Control Module Connector End View (J866)

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Cavity	Function
1	Motor (+), forward/back
2	Motor (-), common
3	Ground
4	Power
5	Motor (+), vertical
6	...
7	LIN Bus
8	Easy Entry (optional)
9	Ground, switch
10	Signal (+), sensor, vertical
11	Signal (+), sensor, forward/back
12	...
13	...
14	...
15	Signal, switch
16	...
17	Signal (-), sensor, forward/back
18	Signal (-), sensor, vertical