Mercedes-Benz GLC-class X253 (2015-2019) brn Wiring diagrams

BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/RED WIRE BLK/WHT WIRE BLS GND PAS GND BLU/BLK WIRE BLU/YEL WIRE BM 1 BP 1 BRAKE VACUUM SENSOR BRN WIRE BRN/BLK WIRE CAN H L COMPUTER DATA LINES SYSTEM DZS HL H DZS HL L DZS HR H DZS HR L DZS VL H DZS VL L DZS VR H ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE COMPARTMENT PREFUSE BOX ENGINE FUSE, RELAY MODULE FLEX RAY FRONT AXLE BRAKE PRESSURE SENSOR FRONT AXLE INTAKE BALL VALVE REAR AXLE INTAKE BALL VALVE FRONT AXLE SWITCHOVER VALVE FRONT PRESSURE SENSOR FUSE 1 FUSE 121 FUSE 200 FUSE 213 FUSE 329 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/ORG WIRE GRN/RED WIRE GRN/YEL WIRE GRY/BLU WIRE HIGH PRESSURE, RETURN PUMP MOTOR HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED K LINE LEFT FRONT PRESSURE REGULATOR VALVE (HOLD) LEFT FRONT PRESSURE REGULATOR VALVE (RELEASE) LEFT FUSE, RELAY MODULE LEFT REAR PRESSURE REGULATOR VALVE (HOLD) LEFT REAR PRESSURE REGULATOR VALVE (RELEASE) MOT L+(-) 31 MOT L-(+) MOT R+(-) MOT R-(+) DZS VR L ORG/BLU WIRE PNK WIRE PNK/GRN WIRE REAR AXLE SWITCHOVER VALVE REAR PRESSURE SENSOR RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RIGHT A-PILLAR FUSE BOX RIGHT FRONT PRESSURE REGULATOR VALVE (HOLD) RIGHT FRONT PRESSURE REGULATOR VALVE (RELEASE) RIGHT REAR PRESSURE REGULATOR VALVE (HOLD) RIGHT REAR PRESSURE REGULATOR VALVE (RELEASE) SIG STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ANGLE SENSOR STOP LAMP SWITCH SW 1 SW 2 SW 3 SW 4 TAXIMETER (IF EQUIPPED) TRACTION SYSTEM HYDRAULIC UNIT TWO-WAY RADIO UB S UB V VAC GND VAC PUMP L BLS SUP VAC SUP VIO WIRE VIO/WHT WIRE WHT WIRE WHT/YEL WIRE YEL WIRE YEL/GRY WIRE

BBV VR BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM ELECTRONIC STABILITY PROGRAM WARNING IND LAMP ESP/ASR OFF WARNING IND LAMP FOOTWELL ILLUMINATION SWITCH FRONT SAM CONTROL UNIT FUSE 454 FUSE 465 FUSE 466 GRN/YEL WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT W/ VEHICLE INTERIOR TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER LEFT ELECTRIC PARKING BRAKE ACTUATOR MOTOR LEFT FRONT AXLE RPM SENSOR LEFT REAR AXLE RPM SENSOR NCA WIRE PEDAL OPERATION MONITOR BUZZER PEDAL OPERATION MONITOR SWITCH PNK/GRN WIRE POWER DISTRIBUTION SYSTEM PWR-1 RBA-1 REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RIGHT ELECTRIC PARKING BRAKE ACTUATOR MOTOR RIGHT FRONT AXLE RPM SENSOR RIGHT FRONT BRAKE WEAR SENSOR RIGHT REAR AXLE RPM SENSOR RIGHT REAR BRAKE WEAR SENSOR SIG WHT WIRE WHT/YEL WIRE YEL WIRE YEL/WHT WIRE

BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM ENGINE SOUND CONTROL UNIT (RIGHT REAR OF ENGINE COMPT) FUSE 319 FUSE 424 GRN WIRE GRN/BLK WIRE GRY WIRE GRY/BLK WIRE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED IN FL- IN FR- IN RL- IN RR- LEFT FRONT DOOR MIDRANGE SPEAKER LEFT REAR DOOR/SIDE PANELING MIDRANGE SPEAKER LEFT REAR SIDEWALL COVER MIDRANGE SPEAKER NCA WIRE ORG/ WIRE ORG/BLK WIRE OUT FL- OUT FR+ OUT RL- OUT RR- REAR FUSE, RELAY MODULE RED/BLK WIRE RIGHT A-PILLAR FUSE BOX RIGHT FOOTWELL WOOFER RIGHT FRONT DOOR MIDRANGE SPEAKER RIGHT REAR DOOR/SIDE PANELING MIDRANGE SPEAKER RIGHT REAR SIDEWALL COVER MIDRANGE SPEAKER VIO WIRE WAKEUP WHT WIRE WHT/BLK WIRE WHT/YEL WIRE

BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE CAN B H CAN B L CAN B L RBA-1 CAN C H CAN C L CAN HMI H CAN HMI L CLIMATE CONTROL CONTROL UNIT COMPUTER DATA LINES SYSTEM COOLANT CIRCULATION PUMP COOLANT LEVEL SWITCH COOLANT TEMPERATURE GAUGE COOLANT TEMPERATURE SENSOR COOLANT TEMPERATURE WARNING LAMP COOLANT THERMOSTAT HEATING ELEMENT DRIVETRAIN CONTROL UNIT ENGINE COMPARTMENT PREFUSE BOX ENGINE CONTROLS SYSTEM ENGINE FUSE, RELAY MODULE FAN MOTOR (BEHIND RADIATOR) FRONT SAM CONTROL UNIT FUSE 101 FUSE 120 FUSE 207 FUSE 315 FUSE 7 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ HOT W/ CPC RELAY ENERGIZED INSTRUMENT CLUSTER INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN LEFT FUSE, RELAY MODULE ME-SFI (ME) CONTROL UNIT OVERHEAD CONTROL PANEL CONTROL UNIT PURGE CONTROL VALVE PWR-1 RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE REG RELAY ENERGIZED RIGHT A-PILLAR FUSE BOX SIG SIG GND TMOT WAPU+ WHT/BLU WIRE YEL WIRE YEL/WHT WIRE

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

AWL BLU WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM GRN WIRE LEFT FRONT DOOR AMBIANCE ILLUMINATION LEFT FRONT DOOR CONTROL UNIT LEFT FRONT DOOR EXIT, WARNING LAMP LEFT FRONT DOOR EXTERIOR DOOR HANDLE ILLUMINATION LEFT FRONT DOOR HANDLE AMBIANCE ILLUMINATION LEFT FRONT DOOR HANDLE ILLUMINATION LEFT FRONT DOOR LOCK LEFT FRONT DOOR ROTARY TUMBLER SWITCH LL BU LL RD RED WIRE RED/BLU WIRE RIGHT FRONT DOOR AMBIANCE ILLUMINATION RIGHT FRONT DOOR EXIT, WARNING LAMP RIGHT FRONT DOOR EXTERIOR DOOR HANDLE ILLUMINATION RIGHT FRONT DOOR HANDLE AMBIANCE ILLUMINATION RIGHT FRONT DOOR HANDLE ILLUMINATION RIGHT FRONT DOOR LOCK RIGHT FRONT DOOR ROTARY TUMBLER SWITCH SIG TBA TIB W/ INTERIOR LIGHTS PACKAGE, DRIVING SCHOOL PACKAGE W/ AMBIANCE ILLUMINATION YEL WIRE YEL/WHT WIRE

BLK WIRE BLU WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FRONT SAM CONTROL UNIT FUSE 312 FUSE 317 GRN WIRE GRY WIRE HALL SENSOR 1 HALL SENSOR 2 HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED MOT- MOTOR OVERHEAD CONTROL PANEL CONTROL UNIT PANORAMIC SLIDING ROOF CONTROL MODULE PANORAMIC SLIDING ROOF CONTROL UNIT PANORAMIC SLIDING ROOF HALL SENSOR 1 PANORAMIC SLIDING ROOF HALL SENSOR 2 PANORAMIC SLIDING ROOF MOTOR PANORAMIC SLIDING ROOF ROLLER SUN BLIND DRIVE UNIT RBA-1 RED WIRE RED/WHT WIRE RIGHT A-PILLAR FUSE BOX ROOF SWITCH VIO WIRE

BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE CAN A H CAN A L COMPUTER DATA LINES SYSTEM ENGINE SOUND CONTROL UNIT (RIGHT REAR OF ENGINE COMPT) FUSE 319 FUSE 423 FUSE 424 FUSE 462 GRN WIRE GRN/BLK WIRE GRY WIRE GRY/BLK WIRE HEAD UNIT HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED IN FL- IN FR- IN RL- IN RR- LINE 1- LINE 2- LINE 3- LINE 4- MID FL (-) MID FR (-) MID RL- MID RR- MOST DATA BUS CIRCUIT MOST IN MOST OUT MUTE NCA WIRE ORG/ WIRE ORG/BLK WIRE OUT FL- OUT FR+ OUT RL- OUT RR- PNK WIRE PNK/BLK WIRE REAR FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RIGHT A-PILLAR FUSE BOX SOUND SYSTEM AMPLIFIER CONTROL UNIT SUB FL- SUB FR- SURL- SURR- VIO WIRE VIO/BLK WIRE WAKE-UP WAKEUP WHT WIRE WHT/BLK WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE

BLU WIRE BLU/BLK WIRE BRN WIRE BRN/BLK WIRE GRN WIRE GRN/BLK WIRE GRY WIRE LEFT REAR DOOR/SIDE PANELING MIDRANGE SPEAKER LEFT REAR DOOR/SIDE PANELING TWEETER LEFT REAR SIDEWALL COVER MIDRANGE SPEAKER LEFT REAR SIDEWALL COVER TWEETER ORG/ WIRE ORG/BLK WIRE ORG/PNK WIRE PNK/BLK WIRE RIGHT FRONT DOOR MIDRANGE SPEAKER RIGHT FRONT DOOR TWEETER RIGHT REAR DOOR/SIDE PANELING MIDRANGE SPEAKER RIGHT REAR DOOR/SIDE PANELING TWEETER RIGHT REAR SIDEWALL COVER MIDRANGE SPEAKER RIGHT REAR SIDEWALL COVER TWEETER

BLU WIRE BRN WIRE COUPE, CONVERTIBLE, SUV, SEDAN LIMOUSINE W/ DIGITAL RADIO (DAB) COUPE, CONVERTIBLE, SUV, SEDAN LIMOUSINE W/ TV TUNER DAB FM 2, DAB BAND III ANTENNA AMPLIFIER FM 2, DAB, TV 1 ANTENNA AMPLIFIER FUSE 414 GRN WIRE HEAD UNIT HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT "C" PILLAR) LVDS HU TX+ LVDS RX+ MOST DATA BUS CIRCUIT MOST IN MOST OUT NCA WIRE ORG/ WIRE REAR FUSE, RELAY MODULE RED/WHT WIRE SDARS SDARS ANTENNA (W/ SIRIUS SATELLITE RADIO) SEDAN EXCEPT LIMOUSINE W/ DIGITAL RADIO (DAB) SEDAN EXCEPT LIMOUSINE W/ TV TUNER SEDAN EXCEPT LIMOUSINE W/ TV TUNER, DIGITAL RADIO (DAB) SHIELD TERMINATION TERMINATION EA TUNER UNIT TV 1, DAB BAND III ANTENNA (RIGHT "A" PILLAR) TV 2 ANTENNA AMPLIFIER (W/ TV TUNER) (RIGHT "A" PILLAR) TV 3 ANTENNA AMPLIFIER (RIGHT "A" PILLAR) TV, DAB ANTENNA SPLITTER WAKE-UP