Mercedes-Benz GLC-class AMG X253 (2016-2019) head unit Wiring diagrams

360 DEGREE CAMERA BUTTON 360 DEGREE CAMERA CONTROL UNIT BLU WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN HMI H CAN HMI L COC COMPUTER DATA LINES SYSTEM DRIVER-SIDE INSTRUMENT PANEL BUTTON GROUP FRONT END 360 DEGREE CAMERA FRONT SAM CONTROL UNIT FUSE 339 FUSE 417 GRN WIRE HEAD UNIT HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT OUTSIDE MIRROR 360 DEGREE CAMERA LIN 1 LVDS TX- NCA WIRE ORG/ WIRE PASSENGER-SIDE A-PILLAR FUSE BOX RBA-1 REAR END 360 DEGREE CAMERA REAR FUSE, RELAY MODULE RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT OUTSIDE MIRROR 360 DEGREE CAMERA RX- SHIELD TERMINATION YEL WIRE YEL/WHT WIRE

'MEDIA' BUTTON 'NAVI' BUTTON 'RADIO' BUTTON 'TEL' BUTTON AUDIO/COMAND DISPLAY BLK WIRE BLK/WHT WIRE BLU WIRE BREAK DOWN ASSISTANCE BUTTON BRN WIRE BRN/RED WIRE CAN A H CAN A L CAN B H CAN B L CD(DVD) COMPUTER DATA LINES SYSTEM DVD CHANGER CHARGING BUTTON FUSE 309 FUSE 322 FUSE 324 FUSE 329 FUSE 331 FUSE 334 GRN WIRE HEAD UNIT HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED HSD USB CONNECTOR 2 LVDS RX+ LVDS TX- MB-INFO BUTTON BUTTON MOST DATA BUS CIRCUIT MOST IN MOST OUT MULTIMEDIA CONNECTION UNIT MUTE NCA WIRE ORG/ WIRE OVERHEAD CONTROL PANEL CONTROL UNIT (IN OVERHEAD CONTROL PANEL) PASSENGER-SIDE A-PILLAR FUSE BOX RED WIRE RED/WHT WIRE SHIELD SINGLE DRIVE BUTTON SOS SOUND SYSTEMS TERMINATION UPPER CONTROL PANEL CONTROL UNIT USB CONNECTOR 1 VIO WIRE W/ LIVE TRAFFIC INFORMATION W/ LIVE TRAFFIC INFORMATION W/O LIVE TRAFFIC INFORMATION W/ MULTIMEDIA W/O LIVE TRAFFIC INFORMATION W/O MULTIMEDIA WAKE-UP WHT/YEL WIRE YEL WIRE

AM/FM BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN WIRE CAN A H CAN A L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DIAGNOSTIC CONNECTOR EM 2 ETN RX+ ETN TX+ FM 1, AM, CL (ZV), KEYLESS GO ANTENNA AMPLIFIER FM 2 FM 2, DAB BAND III ANTENNA AMPLIFIER GPS GRN WIRE GRN/BLK WIRE GRY WIRE GRY/BLK WIRE HANDS-FREE SYSTEM MICROPHONE HEAD UNIT INSIDE REAR VIEW MIRROR LEFT "C" PILLAR) LEFT FRONT DOOR MIDRANGE SPEAKER LEFT REAR DOOR/SIDE PANELING MIDRANGE SPEAKER LEFT REAR SIDEWALL COVER MIDRANGE SPEAKER LVDS HU TX+ LVDS RX+ MIC - MIC 1 IN+ MIC 2 IN+ MIC GND MOBILE PHONE CONTACT PLATE NAVIGATION SYSTEM NCA WIRE ORG/ WIRE OUT FL- OUT FR+ OUT RL- OUT RR- PNK WIRE RIGHT END OF DASH) RX- SHIELD SHIELD AMFM SHIELD GPS-BT SIG TERMINATION VIO WIRE VIO/BLK WIRE W-LAN W/O LIVE TRAFFIC INFORMATION WAKE-UP WHT WIRE WHT/BLK WIRE WHT/YEL WIRE WLAN ANTENNA YEL WIRE YEL/WHT WIRE

AMPS/CDMA AMPS/DVMA BRAKE DOWN ASSISTANCE BUTTON BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN-D H CAN-D L CENTER INSTRUMENT PANEL SPEAKER COMPUTER DATA LINES SYSTEM EMERGENCY CALL SYSTEM ANTENNA EMERGENCY CALL SYSTEM CONTROL UNIT FUSE 309 GLOBAL POSITIONING SYSTEM ANTENNA SPLITTER GPS GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HEAD UNIT HOT AT ALL TIMES MB INFO BUTTON MIC - MIC 1 GND MIC 1+ MIC GND MUTE NCA WIRE NRS OUT OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX PNK/BLK WIRE RED WIRE SHIELD SOS BUTTON SOUND SYSTEM AMPLIFIER CONTROL UNIT SUPPLEMENTAL RESTRAINTS SYSTEM TELEPHONE ANTENNA SPLITTER VIO WIRE W/ SOUND SYSTEM W/O SOUND SYSTEM WHT WIRE

BACKUP CAMERA BLU WIRE BRN WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM FUSE 417 GRN WIRE HEAD UNIT HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LVDS RX+ NCA WIRE ORG/ WIRE REAR FUSE, RELAY MODULE RED WIRE RX- SHIELD TERMINATION YEL WIRE YEL/WHT WIRE