Mercedes-Benz GLC-class X253 (2015-2019) steer assist button Wiring diagram

'MEDIA' BUTTON 'NAVI' BUTTON 'ON' BUTTON 'RADIO' BUTTON 'TEL' BUTTON 360 DEGREE CAMERA BUTTON ACTIVE LANE KEEPING ASSIST BUTTON AGILITY SELECT SWITCH ATA (EDW) FUNCTION INDICATOR FRONT PASSENGER AIRBAG ON INDICATOR LAMP AUDIO/COMAND CONTROL PANEL AUDIO/COMAND CONTROLLER BACK BUTTON BACK GROUND AUDIO BUTTON BELT EXTENDER BUTTON BLK/RED WIRE BLK/WHT WIRE BRN WIRE CAN A H CAN A L CAN HMI H CAN HMI L CD/DVD SINGLE DRIVE BUTTON COC BEL COC SW COMPUTER COMPUTER DATA LINES SYSTEM DATA LINES DR (+) DRIVER-SIDE INSTRUMENT PANEL BUTTON GROUP DSR DSR SIG DVD CHANGER CHARGING BUTTON DYNAMIC SELECT SWITCH (IF EQUIPPED) ECO START/STOP FUNCTION BUTTON FRONT PASSENGER AIRBAG OFF INDICATOR LAMP FUSE 209 FUSE 331 FUSE 336 FUSE 339 GRY/BLK WIRE GRY/GRN WIRE HAZARD WARNING SYSTEM BUTTON HEAD-UP DISPLAY BUTTON HOME, FAVORITES BUTTON HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT FUSE, RELAY MODULE LEFT LOWER CONTROL PANEL LIN 1 OFFROAD OPERATING PANEL PARKING SYSTEM BUTTON POWER DISTRIBUTION SYSTEM RED WIRE RED/PNK WIRE RED/WHT WIRE RED/YEL WIRE RIGHT A-PILLAR FUSE BOX RIGHT LOWER CONTROL PANEL SIG OFFROAD SPORT EXHAUST SYSTEM BUTTON STEER ASSIST BUTTON SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT SYSTEM TOUCH PAD UPPER CONTROL PANEL CONTROL UNIT VEHICLE BUTTON VEHICLE LEVEL BUTTON VIO/GRN WIRE VOLUME CONTROL BUTTON WHT WIRE WHT/GRY WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/WHT WIRE