Mercedes-Benz GLC-class X253 (2015-2019) grn/red 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

BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/YEL WIRE FOOTWELL ILLUMINATION DIODE 1 FOOTWELL ILLUMINATION SWITCH FOOTWELL LAMP DIODE 2 FUSE 454 GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/RED WIRE GRY/BLU WIRE GRY/RED WIRE HOT W/ VEHICLE INTERIOR TERMINAL 15 RELAY ENERGIZED LEFT FRONT FOOTWELL LAMP LEFT REAR DOOR AMBIANCE ILLUMINATION PEDAL OPERATION MONITOR BUZZER PEDAL OPERATION MONITOR SWITCH REAR FUSE, RELAY MODULE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/WHT WIRE RIGHT REAR DOOR AMBIANCE ILLUMINATION WHT WIRE YEL WIRE

ACCELERATE, SET SWITCH ACCELERATOR PEDAL SENSOR BLK WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM CRUISE CONTROL LEVER DCM DCP DECELERATE, SET SWITCH DISTRONIC CONTROL ELECTRONIC IGNITION SWITCH CONTROL UNIT (AT IGNITION SWITCH) FR 1 BM FR 1 BP FUSE 315 FUSE 329 FUSE 337 GRN WIRE GRN/RED WIRE GRN/VIO WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT FRONT BUMPER RADAR SENSOR ME-SFI (ME) CONTROL UNIT MP/00 MP/01 OFF SWITCH PNK WIRE RADAR SENSORS CONTROL UNIT RED WIRE RED/BLU WIRE RED/WHT WIRE RESUME FROM MEMORY SWITCH RIGHT A-PILLAR FUSE BOX RIGHT FRONT BUMPER RADAR SENSOR STEERING COLUMN MODULE CONTROL UNIT VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BRN WIRE WHT/YEL WIRE YEL/RED WIRE

BLS GND BLS SUP BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/YEL WIRE CAN H H CAN H L CAN HMI H CAN HMI L CENTER REAR BUMPER RADAR SENSOR (BEHIND CENTER OF REAR BUMPER FASCIA) COMPUTER DATA LINES SYSTEM DISTRONIC ELECTRIC CONTROLLER UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT FR 4 BM FR 4 BP FRONT LONG RANGE RADAR SENSOR FULLY INTEGRATED TRANSMISSION CONTROL UNIT FUSE 452 FUSE 453 FUSE 456 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/ORG WIRE GRN/RED WIRE GRN/VIO WIRE HOT W/ VEHICLE INTERIOR TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER LEFT OUTER REAR BUMPER RADAR SENSOR OUTPUT SHAFT RPM SENSOR PNK WIRE REAR FUSE, RELAY MODULE RED/BLU WIRE RED/GRN WIRE RIGHT OUTER REAR BUMPER RADAR SENSOR SIG STOP LAMP SWITCH THROTTLE VALVE ACTUATOR VIO WIRE VIO/WHT WIRE W/ DISTRONIC PLUS W/O DISTRONIC PLUS WHT/BRN WIRE YEL WIRE YEL/RED WIRE YEL/WHT WIRE

30 UNG AIRMATIC COMPRESSOR AIRMATIC CONTROL UNIT AIRMATIC PRESSURE REDUCTION VALVE AIRMATIC RELAY AUDIO/COMAND CONTROL PANEL BLK WIRE BLK/BRN WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BRN WIRE CAN A H CAN A L COMPUTER DATA LINES SYSTEM CONTROL PANEL CUTOUT RELAY ENERGIZED DAM HL 1 (HS) DAM HL 1 (LS) DAM HR 1 (HS) DAM HR 1 (LS) DAM VAL 1 (HS) DAM VAL 1 (LS) DAM VR 1 (HS) DAM VR 1 (LS) ELECTRIC MOTOR ELECTRONIC IGNITION SWITCH CONTROL UNIT ENGINE FUSE, RELAY MODULE FLEXRAY 5 BM FLEXRAY 5 BP FUSE 114 FUSE 320 GRN WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE HOT W/ LED 2 LEFT FRONT LEFT FRONT AXLE DAMPING VALVE UNIT NIV ABLV (+) NIV HL (-) NIV HR (-) NIV HR (LS) PARKING SYSTEM BUTTON PNK WIRE QUIESCENT CURRENT REAR END LOWERING SWITCH RED WIRE RED/ORG WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT A-PILLAR FUSE BOX RIGHT LOWER CONTROL PANEL RIGHT REAR LEVEL SENSOR SOLENOID SW DOWN VALVE 1 VALVE 2 VB + VEHICLE LEVEL BUTTON VIO WIRE VIO/BLK WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE

AUDIO/COMAND CONTROL PANEL BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN A H CAN A L CAN B H CAN B L CAN H H CAN H L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM EL VL ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT EXTERIOR LIGHTS SWITCH FUSE 208 FUSE 209 FUSE 326 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/ORG WIRE GRN/RED WIRE GRN/VIO WIRE GRY/BLU WIRE HAZARD WARNING SYSTEM BUTTON HEADLAMP RANGE CONTROLLER HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER LEFT FUSE, RELAY MODULE LEFT LICENSE PLATE LAMP LEFT TURN SIGNAL IND LAMP LIN 1 MIRRORS SYSTEM PAS GND PNK WIRE POWER DISTRIBUTION SYSTEM REAR FOG LAMP BUTTON RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT A-PILLAR FUSE BOX RIGHT FRONT DOOR CONTROL UNIT (IN RIGHT FRONT DOOR) RIGHT LICENSE PLATE LAMP RIGHT OUTSIDE MIRROR RIGHT OUTSIDE MIRROR AMBIENT LAMP RIGHT OUTSIDE MIRROR TURN SIGNAL LAMP RIGHT TURN SIGNAL IND LAMP SIG STANDING LAMPS IND LAMP STOP LAMP SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) UPPER CONTROL PANEL CONTROL UNIT VAC PUMP L VIO WIRE VIO/WHT WIRE WHT WIRE YEL WIRE YEL/WHT WIRE

BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLS SUP VAC PUMP 2 BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CAN B L RBA-1 CAN H H CAN H L CAN HMI H CAN HMI L COC COMBINATION SWITCH COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM EL VL ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FLASHER/ HIGH BEAM SWITCH FLEXRAY 1 BM FLEXRAY 1 BP FRONT SAM CONTROL UNIT FUSE 128 FUSE 200 FUSE 208 FUSE 210 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/ORG WIRE GRN/RED WIRE GRY WIRE GRY/BLU WIRE GRY/VIO WIRE GRY/YEL WIRE HEADLAMP HEADLAMP RANGE CONTROLLER HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER LDS SGN 1 LDS SGN 2 LDS SGN 3 PNK WIRE LEFT FRONT DOOR CONTROL UNIT (IN LEFT FRONT DOOR) LEFT FRONT LAMP UNIT LEFT FUSE, RELAY MODULE LEFT OUTSIDE MIRROR LEFT OUTSIDE MIRROR AMBIENT LAMP LEFT OUTSIDE MIRROR TURN SIGNAL LAMP LEFT TURN SIGNAL IND LAMP MIRRORS SYSTEM PNK WIRE PNK/RED WIRE PWR-1 REAR FOG LAMP BUTTON RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT FRONT LAMP UNIT RIGHT TURN SIGNAL IND LAMP SIDE MARKER LAMP SIG SIG PAS GND BLS GND SML STANDING LAMPS IND LAMP STEERING COLUMN MODULE CONTROL UNIT STOP LAMP SWITCH SYSTEM TURN SIGNAL LAMP TURN SIGNAL LAMPS SWITCH VIO WIRE VIO/WHT WIRE YEL WIRE YEL/WHT WIRE

AUDIO/COMAND CONTROL PANEL BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLS-SUP VAC PUMP L BLU WIRE BLU/GRN WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN A H CAN A L CAN B H CAN B L CAN H H CAN H L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM EL VL ELECTRONIC STABILITY PROGRAM CONTROL UNIT FUSE 208 FUSE 209 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE HAZARD WARNING SYSTEM BUTTON HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT FRONT DOOR CONTROL UNIT (IN LEFT FRONT DOOR) LEFT FUSE, RELAY MODULE LEFT OUTSIDE MIRROR LEFT OUTSIDE MIRROR AMBIENT LAMP LEFT OUTSIDE MIRROR TURN SIGNAL LAMP LEFT TURN SIGNAL IND LAMP MIRRORS SYSTEM RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT LAMP UNIT RIGHT FRONT SIDE MARKER LAMP RIGHT FRONT TURN SIGNAL LAMP RIGHT HEADLAMP CONTROL UNIT RIGHT LED SIGNALING LIGHTS ACTUATION MODULE FAN MOTOR RIGHT PARKING LIGHT, STANDING LIGHT, DAYTIME RUNNING LIGHT RIGHT TURN SIGNAL IND LAMP SIG SIG BLS-GND PAS GND STANDING LAMPS IND LAMP STOP LAMP SWITCH UPPER CONTROL PANEL CONTROL UNIT VIO WIRE VIO/WHT WIRE WHT WIRE YEL WIRE YEL/WHT WIRE

BF L DR (-) BF L FPS (-) BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLU WIRE BLU/GRN WIRE BLU/ORG WIRE BLU/PNK WIRE BLU/YEL WIRE BRN WIRE BRN/YEL WIRE CAN H L COMPUTER DATA LINES SYSTEM CRASH ANALOG CRASH LH (+) CRASH RF (+) DRIVER SIDE BAG SQUIB EXCEPT CONVERTIBLE FRONT PASSENGER ANCHOR FITTING TENSIONER SQUIB FRONT SAM CONTROL UNIT GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/YEL WIRE LEFT HEAD BAG SQUIB LEFT REAR EMERGENCY TENSIONING RETRACTOR SQUIB LEFT REAR ENGINE HOOD LIFTER LEFT SIDE BAG SENSOR LEFT WINDOW BAG SQUIB ME-SFI (ME) CONTROL UNIT PNK/BLK WIRE RBA-1 RIGHT FRONTAL ACCELERATION SENSOR RIGHT HEAD BAG SQUIB RIGHT REAR EMERGENCY TENSIONING RETRACTOR SQUIB RIGHT REAR ENGINE HOOD LIFTER RIGHT REAR SIDE BAG SQUIB RIGHT WINDOW BAG SQUIB SB BF PS (-) SB DR (-) SB RR (+) SB RR (-) SIG SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT TNSG RTR DR (+) TNSG RTR LR (+) TNSG RTR RR (-) USA USA W/ SEAT OCCUPANCY RECOGNITION W/O SEAT OCCUPANCY RECOGNITION VIO WIRE VIO/WHT WIRE VIO/YEL WIRE WB L (+) WB R (-) WHT/GRN WIRE YEL WIRE

AT EWP BLK/BLU WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE DCM FUSE 432 GRN/BRN WIRE GRN/RED WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/BLU WIRE HOT AT ALL TIMES INJ HIGH INJ LOW ME-SFI (ME) CONTROL UNIT ORG/BLK WIRE REAR FUSE, RELAY MODULE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SENSOR SENSOR GND SENSOR SIGNAL SIG SIGNAL SIGNAL (-) DCP SIGNAL 4 STARTING/CHARGING SYSTEM THROTTLE VALVE ACTUATOR (ON THROTTLE BODY) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/VIO WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRY WIRE YEL/RED WIRE YEL/VIO WIRE