The driver''s seat H66 and passenger seat H67 control units control the entire system. The control knobs and buttons for the various functions are built into the control units themselves.The power supply to H66 and H67 - to pin 9 of connector A - passes through fuses F56 and F60, located in the luggage compartment fuse box B45Pin 5 of connector A and 8 of connector B of H66 and H67 are earthed.Pins 5 and 6 of connector B of H66 and H67 are connected to the Body Computer M1 via the CAN.The two control units N66 and H67 control the various motors that move the seats in accordance with the logic described above:- adjustment of the backrest angle: motor N132 or N135 controlled;- lengthwise adjustment (sliding) of the seat: motor N127 or N130 controlled;- height adjustment of the cushion - front section: motor N125 or N128 controlled;- height adjustment of the cushion - rear section (rocker): motor N126 or N129 controlled;