Mercedes-Benz GLC-class Coupe C253 (2016-2019) telephone, stationary heater antenna changeover switch Wiring diagrams

'ON' BUTTON AGILITY SELECT SWITCH AUDIO/COMAND CONTROL PANEL AUDIO/COMAND CONTROLLER BACK BUTTON BACK GROUND AUDIO BUTTON BLK/WHT WIRE BLU WIRE BRN WIRE CAN A H CAN A L CAN-D H CAN-D L COMPUTER COMPUTER DATA LINES SYSTEM DATA LINES DSR ECO START/STOP FUNCTION BUTTON EMERGENCY CALL SYSTEM CONTROL UNIT GPS GRN WIRE GRY WIRE GRY/BLK WIRE HERMES CONTROL UNIT HOME, FAVORITES BUTTON HSD LEFT LOWER CONTROL PANEL LIN LTE MIC - MIC 1 GND MIC 1+ MIC GND MUTE NCA WIRE OFF-ROAD OPERATING PANEL ORG/ WIRE PARKING SYSTEM BUTTON PNK/BLK WIRE RED WIRE RED/PNK WIRE RED/WHT WIRE RED/YEL WIRE RIGHT LOWER CONTROL PANEL SHIELD SHIELD HSD SIG SOUND AMPLIFIER CIRCUIT SUPPLEMENTAL RESTRAINTS SYSTEM SYSTEM TEL TELEMATICS SERVICES COMMUNICATION MODULE TELEPHONE, STATIONARY HEATER ANTENNA CHANGEOVER SWITCH TELEPHONE/GLOBAL POSITIONING SYSTEM ANTENNA SPLITTER TOUCH PAD VBUS VEHICLE LEVEL BUTTON VIO WIRE VIO/GRN WIRE VOLUME CONTROL BUTTON W/ EMERGENCY CALL SYSTEM W/ HERMES W/ HERMES LTE W/ PREINSTALLATION FOR TAXI ANTENNA W/ SOUND SYSTEM W/O EMERGENCY CALL SYSTEM W/O HERMES W/O SOUND SYSTEM WHT WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BRN WIRE

'ON' BUTTON AGILITY SELECT SWITCH AUDIO/COMAND CONTROL PANEL AUDIO/COMAND CONTROLLER BACK BUTTON BACK GROUND AUDIO BUTTON BLK/WHT WIRE BLU WIRE BRN WIRE CAN A H CAN A L CAN-D H CAN-D L COMPUTER COMPUTER DATA LINES SYSTEM DATA LINES DSR ECO START/STOP FUNCTION BUTTON EMERGENCY CALL SYSTEM CONTROL UNIT GPS GRN WIRE GRY WIRE GRY/BLK WIRE HERMES CONTROL UNIT HOME, FAVORITES BUTTON HSD LEFT LOWER CONTROL PANEL LIN LTE MIC - MIC 1 GND MIC 1+ MIC GND MUTE NCA WIRE OFF-ROAD OPERATING PANEL ORG/ WIRE PARKING SYSTEM BUTTON PNK/BLK WIRE RED WIRE RED/PNK WIRE RED/WHT WIRE RED/YEL WIRE RIGHT LOWER CONTROL PANEL SHIELD SHIELD HSD SIG SOUND AMPLIFIER CIRCUIT SUPPLEMENTAL RESTRAINTS SYSTEM SYSTEM TEL TELEMATICS SERVICES COMMUNICATION MODULE TELEPHONE, STATIONARY HEATER ANTENNA CHANGEOVER SWITCH TELEPHONE/GLOBAL POSITIONING SYSTEM ANTENNA SPLITTER TOUCH PAD VBUS VEHICLE LEVEL BUTTON VIO WIRE VIO/GRN WIRE VOLUME CONTROL BUTTON W/ EMERGENCY CALL SYSTEM W/ HERMES W/ HERMES LTE W/ PREINSTALLATION FOR TAXI ANTENNA W/ SOUND SYSTEM W/O EMERGENCY CALL SYSTEM W/O HERMES W/O SOUND SYSTEM WHT WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BRN WIRE

AIR BODY CONTROL RELAY AIRMATIC RELAY ALARM SIREN ANALOG CLOCK BLK WIRE BLK/RED WIRE BLK/VIO WIRE CLIMATE CONTROL OPERATING UNIT, UPPER CONTROL PANEL CONTROL UNIT CLIMATE CONTROL UNIT CONTROL UNIT) COOLANT PUMP RELAY CPC RELAY DIAGNOSTIC CONNECTOR ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE COMPARTMENT TERMINAL 15 RELAY FANFARE HORN RELAY FROM ENGINE COMPARTMENT PREFUSE BOX (DIAGRAM 1 OF 6) FRONT SAM CONTROL UNIT FUSE 108 FUSE 109 FUSE 110 FUSE 111 FUSE 117 FUSE 121 FUSE 122 FUSE 123 FUSE 124 FUSE 125 FUSE 126 FUSE 127 FUSE 128 FUSE 129 FUSE 200 FUSE 201 FUSE 202 FUSE 204 FUSE 205 FUSE 206 FUSE 207 FUSE 208 FUSE 209 FUSE 210 FUSE 211 FUSE 213 FUSE 214 FUSE 216 FUSE 218 FUSE 219 FUSE 220 GLOW BOX LAMP INSTRUMENT CLUSTER K-F LEFT FRONT LAMP UNIT EXTERIOR LIGHTS SWITCH LEFT FRONT LAMP UNIT, RIGHT FRONT LAMP UNIT ME-SFI (ME) CONTROL UNIT N/A OIL PUMP RELAY ORG/BLU WIRE PNK/GRN WIRE PNK/RED WIRE RBA-1 RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/ORG WIRE RED/WHT WIRE RED/YEL WIRE RESERVE FUSE 215 STARTER STARTER CIRCUIT 50 RELAY STEERING COLUMN MODULE CONTROL UNIT SUPPLEMENTAL RESTRAINT SYSTEM TELEPHONE, STATIONARY HEATER ANTENNA CHANGEOVER SWITCH TO ELECTRONIC IGNITION SWITCH CONTROL UNIT (DIAGRAM 5 OF 6) VACUUM PUMP RELAY VIO WIRE VIO/WHT WIRE VOLTAGE DIP LIMITER W/ SEAT OCCUPANCY RECOGNITION WEIGHT SENSING SYSTEM (WSS) CONTROL UNIT WIPER MOTOR WIPER PARK POSITION HEATER RELAY YEL/RED WIRE

AIR CONDITIONING SYSTEM BLU WIRE BOOSTER BLOWER ELECTRONIC BLOWER REGULATOR BRN WIRE BRN/GRY WIRE CLIMATE CONTROL OPERATING UNIT CLIMATE CONTROL UNIT COMBUSTION AIR BLOWER COMMUNICATIONS MODULE/ STATIONARY HEATER ANTENNA SPLITTER EMERGENCY CALL SYSTEM ANTENNA FLAME MONITOR FUSE 209 FUSE 318 FUSE 410 GLOBAL POSITIONING SYSTEM ANTENNA SPLITTER GLOW PLUG GLOW PLUG/ FLAME MONITOR UNIT GRN/VIO WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT FUSE, RELAY MODULE NCA WIRE POWER DISTRIBUTION SYSTEM REAR AIR CONDITIONING OPERATING UNIT REAR FUSE, RELAY MODULE RED WIRE RED/WHT WIRE RIGHT A-PILLAR FUSE BOX SHIELD SHIELD GSM SIG STATIONARY HEATER BUTTON STATIONARY HEATER COMBUSTION AIR BLOWER STATIONARY HEATER CONTROL UNIT STATIONARY HEATER FUEL PUMP STATIONARY HEATER RADIO REMOTE CONTROL RECEIVER STATIONARY HEATER SWITCHOVER VALVE STATIONARY HEATER UNIT (RIGHT SIDE OF ENGINE COMPT) STH TELEMATICS SERVICES COMMUNICATION MODULE TELEPHONE, STATIONARY HEATER ANTENNA CHANGEOVER SWITCH TEMPERATURE SENSOR THERMAL FUSE UMSCHVNT VIO WIRE WHT WIRE