All letters indicated, and was not signed. Looks like the Chinese have decided that everything is clear. Also did not sign, because agree with the Chinese.
Wiring diagram:
Scheme corresponds to reality. Checked. Only color diodes somehow errors indicated. Actually orange-full power, green-a quarter of the power.
Near the parking brake and shift lever visible airbag module. Beside him and will post relay heaters. And the seat will hold the wire near the wire going to the pillow. There have everything thought out and designed for the movement of the seat, so do not let us invent and use the existing method of laying cables.
Thread the wires from the heater in the "crease" seats, connect with those that come from the bottom and fasten them.