Mercedes-Benz GLC-class Coupe C253 (2016-2019) front sam control unit (left end of dash) Wiring diagrams

AMBIENT LAMP ANST ANST ILS RH BLK WIRE BLU WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE BUTTON CAN B H CAN B H RBA-1 CAN B L COC COMPUTER DATA LINES SYSTEM DOME LAMP FRONT DOME LAMP FRONT DOME LAMP BUTTON FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 200 FUSE 312 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRY/BLU WIRE GRY/RED WIRE HOT AT ALL TIMES ILS LH INSIDE REAR VIEW MIRROR INTERIOR LAMP INTERIOR LAMP AUTOMATIC FUNCTION SWITCH INTERIOR PROTECTION SWITCH LEFT FRONT FOOTWELL LAMP LEFT FRONT READING LAMP BUTTON LEFT FUSE, RELAY MODULE LEFT READING LAMP LEFT REAR LEFT REAR DOME LAMP LL BU LL WH (+) LL YE LL YE RBA-1 LLS LH LLS RH ORG/ WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PWR-1 READING LAMP REAR DOME LAMP BUTTON RED WIRE RED/BLK WIRE RED/BRN WIRE RED/WHT WIRE RIGHT A-PILLAR PANEL FUSE BOX RIGHT FRONT FOOTWELL LAMP RIGHT FRONT READING LAMP BUTTON RIGHT READING LAMP RIGHT REAR RIGHT REAR DOME LAMP S DL LH S DL RH S SL VL SIG VERS VIO WIRE W/ AMBIANCE ILLUMINATION W/ INTERIOR LIGHTS PACKAGE W/ DRIVING SCHOOL PACKAGE WHT WIRE YEL WIRE

ANST ANTI-LOCK BRAKES SYSTEM COOLING FANS SYSTEM ASSG START BBV VR BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE COOLING FANS SYSTEM ENGINE CONTROLS SYSTEM ENGINE FUSE, RELAY MODULE ESSCH B N L ESSCH B N R FANFARE RELAY FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 125 FUSE 200 FUSE 201 FUSE 336 GRY/BLU WIRE GRY/PNK WIRE GRY/VIO WIRE GRY/YEL WIRE HEADLIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS HORNS SYSTEM HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER SYSTEM LEFT FUSE, RELAY MODULE LL BU LL YE PNK/RED WIRE POWER DISTRIBUTION SYSTEM PWR-1 PWR-2 RBA-1 RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT A-PILLAR FUSE BOX RSS CLS HSD RSS CLS LSD RSS OPN HSD RSS OPN LSD SIG SML STARTING/CHARGING SYSTEM TFL VIO WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/GRN WIRE

AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM ANTI-LOCK BRAKES, INSTRUMENT CLUSTER, WARNING SYSTEMS BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L COC COC BEL COC SW COMPUTER DATA LINES SYSTEM CRASH ANALOG FRONT SAM CONTROL UNIT (LEFT END OF DASH) GRN WIRE GRN/BLU WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/ORG WIRE GRY/RED WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS INSTRUMENT CLUSTER SYSTEM LDS SGN 1 LDS SGN 2 LDS SGN 3 LIN 1 LL BU LL WH (+) LL YE PNK WIRE PNK/GRN WIRE POWER DISTRIBUTION SYSTEM RBA RBA-1 REAR SAM CONTROL UNIT CIRCUIT RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE SIG SML SUPPLEMENTAL RESTRAINTS SYSTEM TFL TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE W/ AMBIANCE ILLUMINATION W/ INTERIOR LIGHTS PACKAGE W/ DRIVING SCHOOL PACKAGE WHT WIRE WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM AIR CONDITIONING SYSTEM YEL WIRE

BLK WIRE BLU/BRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN H H CAN H L CAN HMI H CAN HMI L COC COMPUTER DATA LINES SYSTEM ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT (LEFT REAR OF ENGINE COMPT) ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FRONT FOG LAMP INDICATOR LAMP FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 128 FUSE 200 FUSE 208 GRN WIRE GRY/BLU WIRE HEADLAMP RANGE CONTROLLER HIGH BEAM INDICATOR LAMP HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER LDS SGN 1 LDS SGN 2 LDS SGN 3 LEFT FUSE, RELAY MODULE LOW BEAM INDICATOR LAMP MULTI-FUNCTION DISPLAY PNK WIRE PNK/RED WIRE PWR-1 PWR-2 RBA-1 REAR FOG LAMP BUTTON REAR FOG LAMP INDICATOR LAMP RED WIRE RED/BLU WIRE RED/YEL WIRE SW 1 SW 2 SW 3 SW 4 VIO WIRE VIO/WHT WIRE YEL WIRE YEL/WHT WIRE

BLK WIRE BRN WIRE BRN/RED WIRE CAN B H RBA-1 CAN B L COC COMBINATION SWITCH COMPUTER DATA LINES SYSTEM ELECTRIC PARKING BRAKE SWITCH FLEXRAY 1 BM FLEXRAY 1 BP FOOTWELL ILLUMINATION SWITCH FRONT CENTER CONSOLE CUP HOLDER AMBIANCE ILLUMINATION FRONT CIGARETTE LIGHTER W/ ASHTRAY ILLUMINATION FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 200 GRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH HOT AT ALL TIMES LDS SGN 1 PNK WIRE LDS SGN 2 LDS SGN 3 LEFT FUSE, RELAY MODULE LEFT LUGGAGE COMPARTMENT REAR BACKREST RELEASE BUTTON PEDAL OPERATION MONITOR SWITCH PNK WIRE PNK/GRN WIRE PWR-1 RBA RBA-1 RED WIRE RIGHT LUGGAGE COMPARTMENT REAR BACKREST RELEASE BUTTON STEERING COLUMN MODULE CONTROL UNIT TWO-WAY RADIO SWITCH VEHICLE INTERIOR POWER OUTLET VIO WIRE W/ SMOKER'S PACKAGE W/O SMOKER'S PACKAGE YEL WIRE

-(+) RBA-2 ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BMSL BRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/RED WIRE BRN/VIO WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM COUPE CONVERTIBLE EXCEPT LIMOUSINE LIMOUSINE DOOR LOCKS, TRUNK, TAILGATE, FUEL DOORS SYSTEMS FRL FRONT SAM CONTROL UNIT (LEFT END OF DASH) GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/YEL WIRE HGB IL HGB IR HGB L HGB R INTERIOR LIGHTS, TRUNK, TAILGATE, FUEL DOORS SYSTEMS NSL PNK/GRN WIRE POWER WINDOWS SYSTEM RBA-1 REAR SAM CONTROL UNIT (LEFT REAR OF LUGGAGE COMPT) RED WIRE RED/GRY WIRE REL L RFL (+) RFL R SEATS SYSTEM SIG SL/L SL/R TRUNK, TAILGATE, FUEL DOORS SYSTEM WHT WIRE WIPER/WASHER SYSTEM

BLK WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BRN WIRE BRN/GRN WIRE BRN/ORG WIRE BRN/RED WIRE BRN/VIO WIRE CAN B H RBA-1 CAN B L CAN H AAG CAN L COMPUTER DATA LINES SYSTEM EXCEPT CONVERTIBLE FRONT SAM CONTROL UNIT (LEFT END OF DASH) GRN/WHT WIRE GRY/BLU WIRE LIFTGATE LOCK MOTOR MAIN CATCH ORG/BLU WIRE PWR-1 REAR SAM CONTROL UNIT (LEFT REAR OF LUGGAGE COMPT) RED WIRE SAFETY CATCH SEDAN EXCEPT LIMOUSINE SEPARATE TRUNK LID LOCK SWITCH SIG SIG (+) COC SIG HD SWITCH TRUNK LID TRUNK LID/ LIFTGATE LOCK MOTOR TRUNK LID/LIFTGATE CONTROL BUTTON TRUNK LID/LIFTGATE EXTERNAL OPERATION SWITCH TRUNK LID/LIFTGATE LOCK (CONVERTIBLE) TRUNK LID/LIFTGATE LOCK (EXCEPT CONVERTIBLE) TRUNK LID/LIFTGATE LOCKING ELEMENT