Mercedes-Benz GLC-class X253 (2015-2019) electronic stability program control unit Wiring diagrams

BLK/GRN WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L RBA-1 CAN H H CAN H L COMPUTER DATA LINES SYSTEM ELECTRONIC STABILITY PROGRAM CONTROL UNIT FULLY INTEGRATED TRANSMISSION CONTROL UNIT FUSE 466 465 GRY/BLU WIRE GRY/YEL WIRE HOT AT ALL TIMES INNER LEFT REAR LAMP UNIT INNER RIGHT REAR LAMP UNIT LEFT BACKUP LAMP LEFT REAR LAMP UNIT PWR-1 REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE RFL L HD RFL L HL RFL R RFL R HR RIGHT BACKUP LAMP RIGHT REAR LAMP UNIT VIO WIRE VIO/WHT 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

BLU WIRE BRN WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM ELECTRIC POWER STEERING ACTUATOR MOTOR ELECTRIC POWER STEERING TORQUE SENSOR ELECTRICAL POWER STEERING CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE COMPARTMENT PREFUSE BOX FLEXRAY 1 BM FLEXRAY 1 BP FUSE 8 GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER PAS A PAS B PNK WIRE RED WIRE WHT WIRE YEL WIRE YEL/WHT 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

56 AL 56 BL 56 BR BLK WIRE BLU/BLK WIRE BLU/BRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN B L RBA-1 CAN H H CAN H L CAN HMI L CAN-NMI H COC COMBINATION SWITCH COMPUTER DATA LINES SYSTEM CUTOUT RELAY ENERGIZED ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FLEX RAY 1 BM FLEX RAY 1 BP FRONT FOG LAMP INDICATOR LAMP FRONT SAM CONTROL UNIT FUSE 128 FUSE 200 FUSE 208 FUSE 326 FUSE 329 GRN WIRE GRY/BLU WIRE GRY/ORG WIRE GRY/PNK WIRE GRY/WHT WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH HEADLAMP RANGE CONTROLLER HI BEAM HIGH BEAM INDICATOR LAMP HOT AT ALL TIMES HOT W/ HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER LDS SGN 1 LDS SGN 2 LDS SGN 3 LEFT FRONT LAMP UNIT LEFT FUSE, RELAY MODULE LEFT HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR LOW BEAM LOW BEAM INDICATOR LAMP LWR LWR SIG MULTI-FUNCTION DISPLAY OVERHEAD CONTROL PANEL CONTROL UNIT PNK WIRE PNK/RED WIRE PWR-1 QUIESCENT CURRENT RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RBA-1 REAR FOG LAMP BUTTON REAR FOG LAMP INDICATOR LAMP RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT A-PILLAR FUSE BOX RIGHT FRONT LAMP UNIT RIGHT HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR STEERING COLUMN MODULE CONTROL UNIT SW 1 SW 2 SW 3 SW 4 TEL TFL VIO WIRE VIO/WHT WIRE YEL WIRE YEL/WHT WIRE

AC HOUSING, ALTERNATOR BATTERY SENSOR BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BRN WIRE CIRCUIT 30 TERMINAL BLOCK DC/AC CONVERTER CONTROL UNIT ELECTRICAL POWER STEERING CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENABLE SW ENABLE SW (-) 31 FAN MOTOR FROM REAR FUSE, RELAY MODULE (DIAGRAM 3 OF 6) FROM REAR FUSE, RELAY MODULE (DIAGRAM 4 OF 6) FRONT SAM CONTROL UNIT FULLY INTEGRATED TRANSMISSION CONTROL UNIT FUSE 1 FUSE 10 FUSE 11 FUSE 12 FUSE 13 FUSE 2 FUSE 3 FUSE 5 FUSE 6 FUSE 7 FUSE 8 FUSE 9 GRN/BLK WIRE N/A NCA WIRE ON-BOARD ELECTRICAL SYSTEM BATTERY ORG/BLK WIRE ORG/BLU WIRE PNK/GRN WIRE PNK/GRY WIRE QUIESCENT CURRENT CUTOUT RELAY RBA RED WIRE RED/WHT WIRE RED/YEL WIRE RESERVE FUSE 4 TO ENGINE FUSE, RELAY MODULE (DIAGRAM 2 OF 6) TO LEFT FUSE, RELAY MODULE (DIAGRAM 2 OF 6) TO REAR FUSE, RELAY MODULE (DIAGRAM 3 OF 6) TO REAR FUSE, RELAY MODULE (DIAGRAM 4 OF 6) TO RIGHT A-PILLAR FUSE BOX (DIAGRAM 6 OF 6) VOLTAGE DIP LIMITER

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

1 BM 1 BP ACCELERATE, SET SWITCH ACCEPT/TERMINATE BLK WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BUTTON BUTTONS COMBINATION SWITCH CRUISE CONTROL LEVER DECELERATE, SET SWITCH DIRECT SELECT LEVER DISTRONIC CONTROL DRIVETRAIN CONTROL UNIT ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT FLEXRAY FLEXRAY 1 BM FLEXRAY 1 BP FOR SETTING FUSE 210 FUSE 329 GRN WIRE HEADLAMP FLASHER/HIGH BEAM SWITCH HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT FUSE, RELAY MODULE MUTE FUNCTION NCA WIRE OFF SWITCH PHONE CALL PNK WIRE RED WIRE RED/BLK WIRE RESUME FROM MEMORY SWITCH RIGHT A-PILLAR FUSE BOX RIGHT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP SPECIFIC FUNCTIONS, STEERING COLUMN ADJUSTMENT, STEERING WHEEL HEATER SWITCH STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) STEERING WHEEL ANGLE SENSOR SUPPLEMENTAL RESTRAINTS SYSTEM TURN SIGNAL LAMPS SWITCH VIO/YEL WIRE VOLUME CONTROL W/ ACTIVE LANE KEEPING ASSIST W/ INTELLIGENT CRUISE CONTROL W/O INTELLIGENT CRUISE CONTROL WINDSHIELD WASHER SYSTEM SWITCH WIPE SWITCH